CN218415230U - Misplug-proof electric connector - Google Patents
Misplug-proof electric connector Download PDFInfo
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- CN218415230U CN218415230U CN202121707884.6U CN202121707884U CN218415230U CN 218415230 U CN218415230 U CN 218415230U CN 202121707884 U CN202121707884 U CN 202121707884U CN 218415230 U CN218415230 U CN 218415230U
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- plug
- socket
- shell
- wire spring
- misplug
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Abstract
An electric connector capable of preventing misplug belongs to the technical field of electric connectors. The utility model comprises a socket and a plug, wherein the socket comprises a socket shell, a connecting card cap, a jack insulator and a wire spring jack, the connecting card cap is axially arranged on the socket shell, a connecting groove for inserting the plug is formed between the connecting card cap and the socket shell, and a plurality of limiting blocks are arranged on the outer wall of the socket shell in a circumferential direction; the plug includes plug housing, contact pin and contact pin insulator, is equipped with the spacing groove corresponding with the stopper on plug housing's the inner wall, and plug housing joint is when socket housing's spread groove, and the stopper inserts the spacing inslot. The utility model discloses set up spacing groove, stopper partition inequality to cooperate through spacing groove and stopper and realize the location between plug and the socket, thereby realize preventing misplug between plug and the socket, simultaneously, because the spacing groove is located plug housing's inner wall, the stopper is located the spread groove, consequently does not influence electric connector's outward appearance.
Description
Technical Field
The utility model belongs to the technical field of the electric connector, specifically relate to an electric connector prevents misplug.
Background
The electric connector is mainly applied to electric connection and signal transmission among devices, assemblies and systems, and is a necessary basic element for forming a complete system. The misplug prevention structure of the existing electric connector is large in size, so that the appearance of the electric connector is influenced, and the structure of the electric connector is damaged.
Disclosure of Invention
The utility model discloses solve the technical problem that above-mentioned prior art exists, provide an electric connector prevents misplug.
The above technical problem of the present invention can be solved by the following technical solutions: an anti-misplug electric connector comprises a socket and a plug, wherein the socket comprises a socket shell, a connecting clamp cap, a socket insulator and a wire spring jack, the socket insulator is arranged in the socket shell, the wire spring jack is axially arranged in the socket insulator, the wire spring jack comprises an outer sleeve, an inner sleeve and a wire spring wire, the inner sleeve is arranged in the outer sleeve, the wire spring wire is arranged in the inner sleeve, the front end of the wire spring wire is turned out from the front port of the inner sleeve and is tightly pressed between the front end of the outer wall of the inner sleeve and the inner wall of the outer sleeve, the rear end of the wire spring wire is turned out from the rear port of the inner sleeve and is tightly pressed between the rear end of the outer wall of the inner sleeve and the inner wall of the outer sleeve, the front end of the outer sleeve is provided with a turned edge for blocking the inner sleeve, the connecting clamp cap is axially arranged in the socket shell, a connecting groove for the plug to insert is formed between the connecting clamp cap and the socket shell, and a plurality of limiting blocks are circumferentially arranged on the outer wall of the socket shell; the plug comprises a plug shell, a contact pin and a contact pin insulator, wherein the contact pin insulator is installed in the plug shell, the contact pin is axially installed in the contact pin insulator and corresponds to the wire spring jack, a limiting groove corresponding to the limiting block is formed in the inner wall of the plug shell, the plug shell is clamped in the connecting groove of the socket shell, and the limiting block is inserted into the limiting groove.
Preferably, the connecting clamp cap is internally provided with a waveform reed, a flat washer and a large retainer ring from inside to outside in sequence, and the waveform reed, the flat washer and the large retainer ring are all sleeved with the socket shell.
Preferably, the wire spring jack and the contact pin are both axially provided with a positioning spring.
Preferably, the contact pin insulator is sleeved with a sealing ring.
Preferably, the end of the socket shell is provided with a socket cable sheath, a cable cover is axially mounted on the socket cable sheath, the socket cable sheath is connected with the socket shell through the cable cover, the end of the socket cable sheath is provided with a first socket clamp and a second socket clamp in a sleeved mode, and the first socket clamp and the second socket clamp are fixedly connected through screws.
Preferably, a first small retainer ring is arranged at the joint of the socket shell and the socket cable sheath.
Preferably, a bushing is arranged at the joint of the socket cable sheath and the cable cover.
Preferably, the end cover of the plug shell is provided with a plug cable sheath, the plug cable sheath is provided with a baffle, the plug shell, the plug cable sheath and the baffle are fixedly connected through screws, the end cover of the plug cable sheath is provided with a first plug clamping plate and a second plug clamping plate, and the first plug clamping plate and the second plug clamping plate are fixedly connected through screws.
Preferably, a second small retainer ring is arranged at the joint of the plug shell and the plug cable sheath.
The utility model discloses beneficial effect who has: the utility model discloses set up spacing groove, stopper partition not to cooperate through spacing groove and stopper and realize the location between plug and the socket, thereby realize preventing mistake between plug and the socket and insert, simultaneously, because the spacing groove is located plug housing's inner wall, the stopper is located the spread groove, consequently does not influence electric connector's outward appearance. The utility model adopts the wire spring jack, the plug force is stable and reliable, and the vibration resistance is good; the inner sleeve can be prevented from being separated from the outer sleeve by utilizing the stopping function of the curled edge, and the limitation of the inner sleeve in the outer sleeve is realized; the outer sleeve adopts an integral structure, so that the number of parts of the wire spring jack is reduced, the cost is reduced, and the assembly is convenient. The utility model discloses a big retaining ring, first little retaining ring, bush, the little retaining ring of second, sealing washer cooperate, make whole electric connector have good sealed function.
Drawings
FIG. 1 is a schematic view of the present invention;
fig. 2 is a schematic structural diagram of the socket of the present invention;
fig. 3 is a right-side view of the socket of the present invention;
fig. 4 is a schematic structural view of the plug of the present invention;
fig. 5 is a left side view schematic diagram of the plug of the present invention;
fig. 6 is a schematic structural diagram of the wire spring jack of the present invention.
In the figure: 1. a socket; 2. a plug; 3. a socket housing; 4. connecting a clamping cap; 5. a jack insulator; 6. a wire spring jack; 7. a jacket; 8. an inner sleeve; 9. a wire spring wire; 10. curling; 11. connecting grooves; 12. a limiting block; 13. a plug housing; 14. inserting a pin; 15. a pin insulator; 16. a limiting groove; 17. a wave-shaped reed; 18. a flat washer; 19. a large retainer ring; 20. a positioning spring; 21. a seal ring; 22. a socket cable jacket; 23. a cable cover; 24. a first socket clamp; 25. a second socket clamp; 26. a screw; 27. a first small retainer ring; 28. a bushing; 29. a plug cable sheath; 30. a baffle plate; 31. a first plug clamp; 32. a second plug clamp; 33. a second small retainer ring.
Detailed Description
The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.
The embodiment is as follows: an anti-misplug electric connector is shown in fig. 1-6, and comprises a socket 1 and a plug 2 which are butted with each other, wherein the socket 1 comprises a socket shell 3, a connecting clamp cap 4, a jack insulator 5 and a wire spring jack 6, the jack insulator 5 is installed in the socket shell 3, the wire spring jack 6 is axially installed in the jack insulator 5, the connecting clamp cap 4 is axially installed in the socket shell 3, an annular connecting groove 11 is formed between the connecting clamp cap 4 and the socket shell 3, the connecting groove 11 is used for the plug 2 to be inserted, and a plurality of limiting blocks 12 are arranged on the outer wall of the socket shell 3 in an unequal circumferential direction; the plug 2 comprises a plug shell 13, a contact pin 14 and a contact pin insulator 15, the contact pin insulator 15 is installed in the plug shell 13, the contact pin 14 is axially installed in the contact pin insulator 15 and corresponds to the wire spring jack 6, a limiting groove 16 corresponding to a limiting block 12 is arranged on the inner wall of the plug shell 13, when the plug 2 is in butt joint with the socket 1, the plug shell 13 is clamped in a connecting groove 11 of the socket shell 3, the limiting block 12 is inserted into the limiting groove 16, and therefore fixed butt joint of the plug 2 and the socket 1 is achieved, meanwhile, the contact pin 14 is inserted into the wire spring jack 6, and the plug 2 is communicated with the socket 1.
The wire spring jack 6 is a hyperboloid wire spring jack, the wire spring jack 6 comprises an outer sleeve 7, an inner sleeve 8 and wire spring wires 9, the outer sleeve 7 is of an integral structure, the inner sleeve 8 is arranged in the outer sleeve 7 and located at the front end of the outer sleeve 7, a plurality of wire spring wires 9 are arranged in the inner sleeve 8, the front end of each wire spring wire 9 is turned out from the front end of the inner sleeve 8 and is arranged at the front end of the outer wall of the inner sleeve 8, the front end of each wire spring wire 9 is tightly pressed between the outer wall of the inner sleeve 8 and the inner wall of the outer sleeve 7, the rear end of each wire spring wire 9 is turned out from the rear end of the inner sleeve 8 and is arranged at the rear end of the outer wall of the inner sleeve 8, the rear end of each wire spring wire 9 is tightly pressed between the outer wall of the inner sleeve 8 and the inner wall of the outer sleeve 7, and the front end of the outer sleeve 7 is provided with an inward turned curled edge 10. When the pin 14 is separated from the wire spring insertion hole 6, the inner sleeve 8 is prevented from being separated from the outer sleeve 7 by the stopper action of the curled edge 10, and the inner sleeve 8 is restricted in the outer sleeve 7. Meanwhile, the wire spring wire 9 can ensure that the contact pin 14 is reliably and tightly contacted with the wire spring jack 6 in a large area, and has the effects of soft insertion and extraction force and good vibration resistance. The outer sleeve 7 adopts an integral structure, so that the number of parts of the wire spring jack 6 is reduced, the cost is reduced, and the assembly is convenient.
As shown in fig. 3 and 5, in this embodiment, the number of the limiting blocks 12 is five, and an included angle (clockwise) between two adjacent limiting blocks 12: 105 degrees, 35 degrees, 75 degrees, 50 degrees and 95 degrees, the limiting grooves 16 correspond to the limiting blocks 12, so that the included angle between two adjacent limiting grooves 16 is (clockwise): 95 °, 50 °, 75 °, 35 °, and 105 °. The limit blocks 12 and the limit grooves 16 are arranged in unequal intervals, so that the butt joint direction of the plug 2 and the socket 1 is only one, and the electric connector has the function of preventing misplug.
The connecting clamp cap 4 is internally provided with a waveform reed 17, a flat washer 18 and a large retainer ring 19 in sequence from inside to outside, and the socket shell 3 is sleeved with the waveform reed 17, the flat washer 18 and the large retainer ring 19. The socket housing 3 and the connecting clip cap 4 can be connected in a sealing manner by means of the large retaining ring 19.
The positioning springs 20 are axially mounted on the wire spring jack 6 and the inserting pin 14, and the mounting positions of the wire spring jack 6 and the inserting pin 14 can be fixed by the positioning springs 20.
The contact pin insulator 15 is sleeved with a sealing ring 21, and by arranging the sealing ring 21, on one hand, when the plug 2 is butted with the socket 1, impact force generated when the plug shell 13 is inserted into the connecting groove 11 can be relieved, and on the other hand, the plug 2 and the socket 1 are in sealed butt joint.
The tip of socket casing 3 is equipped with socket cable sheath 22, socket cable sheath 22 axial is installed cable cover 23, link to each other through cable cover 23 between socket cable sheath 22 and the socket casing 3, the tip cover of socket cable sheath 22 is equipped with first socket clamp 24 and second socket clamp 25, first socket clamp 24 and second socket clamp 25 symmetry set up, through screw 26 fixed connection between first socket clamp 24 and the second socket clamp 25, the junction of socket casing 3 and socket cable sheath 22 is equipped with first little retaining ring 27, the junction of socket cable sheath 22 and cable cover 23 is equipped with bush 28.
When the cable links to each other with wire spring jack 6, unscrew earlier and be used for fixed first socket splint 24, second socket splint 25's screw 26, then let in socket cable sheath 22 with the cable to weld the cable on wire spring jack 6, make the cable switch on mutually with wire spring jack 6, after the welding is accomplished, utilize first socket splint 24 and second socket splint 25 to cooperate the centre gripping cable, and through screw 26 with first socket splint 24 and second socket splint 25 fixed connection. The cable is clamped and fixed through the clamping cooperation of the first socket clamping plate 24 and the second socket clamping plate 25, and the wire spring jack 6 can be prevented from being loosened after a single wire in the cable is stressed. The socket shell 3 and the socket cable sheath 22 are connected in a sealing way by arranging a first small retainer ring 27; the socket cable sheath 22 and the cable cover 23 are sealingly connected by the provision of a bushing 28.
The tip cover of plug housing 13 is equipped with plug cable sheath 29, plug cable sheath 29 is equipped with baffle 30, through screw 26 fixed connection between plug housing 13, plug cable sheath 29, the baffle 30, the tip cover of plug cable sheath 29 is equipped with first plug clamp 31 and second plug clamp 32, first plug clamp 31 and the 2 double-layered line symmetries of second plug set up, through screw 26 fixed connection between first plug clamp 31 and the second plug clamp 32, the junction of 2 shells of plug and plug cable sheath 29 is equipped with the little retaining ring 33 of second.
When the cable is connected with the contact pin 14, the screw 26 for fixing the first plug clamp 31 and the second plug clamp 32 is unscrewed, then the cable is led into the plug cable sheath 29, the cable is welded on the contact pin 14, the cable is communicated with the contact pin 14, after welding is completed, the first plug clamp 31 and the second plug clamp 32 are matched to clamp the cable, and the first plug clamp 31 and the second plug clamp 32 are fixedly connected through the screw 26. The cable is fixed through the clamping cooperation of the first plug clamping plate 31 and the second plug clamping plate 32, and the situation that the contact pin 14 is loosened after a single wire in the cable is stressed can be avoided. The plug housing 13 and the plug cable sheath 29 are sealingly connected by the provision of a second, small collar 33.
To sum up, the utility model discloses set up spacing groove, stopper partition inequality to realize the location between plug and the socket through spacing groove and stopper cooperation, thereby realize preventing the misplug between plug and the socket, simultaneously, because the spacing groove is located plug housing's inner wall, the stopper is located the spread groove, consequently does not influence electric connector's outward appearance. The utility model adopts the wire spring jack, the plugging force is stable and reliable, and the vibration resistance is good; the inner sleeve can be prevented from being separated from the outer sleeve by utilizing the stopping function of the turned edge, and the limitation of the inner sleeve in the outer sleeve is realized; the outer sleeve adopts an integral structure, so that the number of parts of the wire spring jack is reduced, the cost is reduced, and the assembly is convenient. The utility model discloses a big retaining ring, first little retaining ring, bush, the little retaining ring of second, sealing washer cooperate, make whole electric connector have good sealed function.
Finally, it should be noted that the above embodiments are merely representative examples of the present invention. Obviously, the present invention is not limited to the above embodiments, and many modifications are possible. Any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should be considered as belonging to the protection scope of the present invention.
Claims (9)
1. An electric connector capable of preventing mistaken plugging comprises a socket and a plug, and is characterized in that the socket comprises a socket shell, a connecting clamp cap, a jack insulator and a wire spring jack, the jack insulator is installed in the socket shell, the wire spring jack is axially installed in the jack insulator, the wire spring jack comprises an outer sleeve, an inner sleeve and a wire spring, the inner sleeve is arranged in the outer sleeve, the wire spring is arranged in the inner sleeve, the front end of the wire spring is turned out from a front port of the inner sleeve and is tightly pressed between the front end of the outer wall of the inner sleeve and the inner wall of the outer sleeve, the rear end of the wire spring is turned out from a rear port of the inner sleeve and is tightly pressed between the rear end of the outer wall of the inner sleeve and the inner wall of the outer sleeve, a curled edge for blocking the inner sleeve is arranged at the front end of the outer sleeve, the connecting clamp cap is axially installed in the socket shell, a connecting groove for inserting the plug is formed between the connecting clamp cap and the socket shell, and a plurality of limiting blocks are circumferentially arranged on the outer wall of the socket shell; the plug comprises a plug shell, a contact pin and a contact pin insulator, wherein the contact pin insulator is installed in the plug shell, the contact pin is axially installed in the contact pin insulator and corresponds to the wire spring jack, a limiting groove corresponding to the limiting block is formed in the inner wall of the plug shell, the plug shell is clamped in the connecting groove of the socket shell, and the limiting block is inserted into the limiting groove.
2. The misplug-proof electric connector of claim 1, wherein the connecting clamp cap is internally provided with a wave-shaped reed, a flat washer and a large retainer ring from inside to outside in sequence, and the wave-shaped reed, the flat washer and the large retainer ring are all sleeved on the socket shell.
3. The electrical misplug connector of claim 1, wherein the wire spring receptacle and the pin are each axially loaded with a positioning spring.
4. The electrical misplug connector of claim 1, wherein the pin insulator sleeve is provided with a sealing ring.
5. The misplug-proof electric connector according to claim 1, characterized in that a socket cable sheath is arranged at the end of the socket shell, a cable cover is axially mounted on the socket cable sheath, the socket cable sheath and the socket shell are connected through the cable cover, a first socket clamping plate and a second socket clamping plate are sleeved at the end of the socket cable sheath, and the first socket clamping plate and the second socket clamping plate are fixedly connected through screws.
6. The electrical misplug connector of claim 5, wherein a first small retainer ring is provided at a junction of the receptacle housing and the receptacle cable jacket.
7. The electrical misplug connector of claim 5 wherein the junction of the receptacle cable boot and the cable cover is provided with a bushing.
8. The misplug-proof electric connector is characterized in that a plug cable sheath is sleeved at the end part of the plug shell, a baffle is sleeved on the plug cable sheath, the plug shell, the plug cable sheath and the baffle are fixedly connected through screws, a first plug clamping plate and a second plug clamping plate are sleeved at the end part of the plug cable sheath, and the first plug clamping plate and the second plug clamping plate are fixedly connected through screws.
9. The electrical misplug connector of claim 8 wherein a second small retainer ring is provided at the junction of the plug housing and the plug cable jacket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121707884.6U CN218415230U (en) | 2021-07-26 | 2021-07-26 | Misplug-proof electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121707884.6U CN218415230U (en) | 2021-07-26 | 2021-07-26 | Misplug-proof electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218415230U true CN218415230U (en) | 2023-01-31 |
Family
ID=84998114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121707884.6U Active CN218415230U (en) | 2021-07-26 | 2021-07-26 | Misplug-proof electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218415230U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116565640A (en) * | 2023-07-11 | 2023-08-08 | 陕西四菱电子科技股份有限公司 | Bayonet type circular electric connector |
-
2021
- 2021-07-26 CN CN202121707884.6U patent/CN218415230U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116565640A (en) * | 2023-07-11 | 2023-08-08 | 陕西四菱电子科技股份有限公司 | Bayonet type circular electric connector |
| CN116565640B (en) * | 2023-07-11 | 2023-09-01 | 陕西四菱电子科技股份有限公司 | Bayonet type circular electric connector |
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