CN210535916U - Waterproof electric connector - Google Patents
Waterproof electric connector Download PDFInfo
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- CN210535916U CN210535916U CN201922047639.6U CN201922047639U CN210535916U CN 210535916 U CN210535916 U CN 210535916U CN 201922047639 U CN201922047639 U CN 201922047639U CN 210535916 U CN210535916 U CN 210535916U
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- core shell
- connecting pipe
- plug cover
- connecting sleeve
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Abstract
A waterproof electric connector comprises a connecting pipe with a first threaded joint and a second threaded joint, and a first connecting sleeve connected to the first threaded joint, wherein a circular groove is formed in the middle of the connecting pipe, a sealing ring is arranged on the circular groove, a flexible clamping jaw is arranged on the first connecting sleeve, a first clamping nut is screwed on the first connecting sleeve and is provided with a first wire sealing body, a connector body is accommodated in the connecting pipe and the first connecting sleeve, the connector body comprises an inner core shell, an accommodating cavity is uniformly formed in the inner core shell around an axis, the wiring terminal is arranged in the accommodating cavity, a wiring screw is arranged on the wiring terminal, the inner core shell is provided with a closed end, a first wire inlet hole is formed in the closed end, a plug cover is clamped at the other end of the inner core shell, and a second wire inlet hole is; the utility model relates to a waterproof electric connector, compact structure, waterproof performance is good, low in manufacturing cost, has the various specifications of two cores, three cores and multicore, and the connecting pipe can be straight tube, right angle return bend, is applicable to different connection operating modes.
Description
Technical Field
The utility model relates to a waterproof electric connector.
Background
The electric connector is a common component in electronic and communication engineering, and is used for erecting a communication bridge between blocked parts or isolated and non-communicated circuits in the circuit so as to circulate current and realize a preset function of the circuit; due to different shapes and wiring modes, the electric connectors sold on the market are various, one waterproof electric connector is adopted, the existing waterproof electric connector is poor in waterproof performance, the manufacturing cost is relatively high, and the actual requirements of customers are difficult to meet.
SUMMERY OF THE UTILITY MODEL
To the weak point that exists in the above-mentioned problem, the utility model provides a waterproof electric connector.
In order to achieve the above object, the present invention provides a waterproof electrical connector, comprising a connecting pipe having a first threaded joint and a second threaded joint, a first connecting sleeve connected to the first threaded joint, wherein the connecting pipe is provided with an annular groove at the middle part, a sealing ring is arranged on the annular groove, the first connecting sleeve is provided with a flexible claw capable of gathering wires, a first packing nut is screwed on the first connecting sleeve and is provided with a first wire sealing body, the connecting pipe and the first connecting sleeve accommodate a connector body for wiring, the connector body comprises an inner core shell, the inner core shell is uniformly provided with a plurality of accommodating cavities around an axis, the wiring terminal is arranged in the accommodating cavities, the wiring terminal is provided with a wiring screw for locking the wires, the inner core shell has a closed end, and a first wire inlet hole is processed on the closed end, the plug cover is clamped at the other end of the inner core shell, a second wire inlet hole is processed in the plug cover, the positions of the first wire inlet hole and the second wire inlet hole are opposite to a threading hole of the wiring terminal, the plug cover is made of elastic insulating materials, a first extrusion surface is processed on the outer edge of the plug cover, and correspondingly, a second extrusion surface which acts on the first extrusion surface is arranged in the connecting pipe;
the wire is locked on two sides through the wiring screw of the wiring terminal, the waterproof electric connector is compact in structure, low in manufacturing cost, firm in wire connection and long in service life, sealing and water proofing are realized on one side through the first connecting sleeve, the first wire sealing body and the first tightening nut, the second wire inlet hole is forced to generate certain elastic contraction through the extrusion effect of the first extrusion surface and the second extrusion surface on the other side, and the wire passing through the wire inlet hole is tightly held to realize sealing.
Preferably, the middle part of the plug cover is provided with a guide rod protruding into the inner core shell, and the inner core shell is provided with a guide groove corresponding to the guide rod;
in the technical scheme, the plug cover is guided in the clamping process through the interaction of the guide rod and the guide groove.
Preferably, the inner core shell is provided with a positioning convex column protruding towards the plug cover side, and a notch is machined on the plug cover corresponding to the positioning convex column;
in the technical scheme, the closed end of the inner core shell and the plug cover are both marked with wiring symbols, and the wiring symbols can be aligned by the positioning convex columns, so that the phenomenon of wire stringing is avoided during wiring.
Preferably, the plug cover is provided with a pressing block protruding into the inner core shell, the pressing block extends into the accommodating cavity and presses the upper surface of the wiring terminal, and a stop block for limiting the movement of the wiring terminal is further arranged at the bottom of the accommodating cavity;
in above-mentioned technical scheme, the degree of depth that holds the chamber is greater than binding post, imbeds through the briquetting and holds the intracavity for binding post's stable in position, the dog further limits binding post's position.
Preferably, the connecting pipe is a straight pipe, and a sealing gasket and a locking nut are arranged at the end of the second threaded joint;
in the technical scheme, the sealing gasket plays a role in waterproof sealing, and the locking nut can fix the waterproof electric connector on an electric element.
Preferably, the connecting pipe is a straight pipe, and a second connecting sleeve, a second wire sealing body and a second packing nut are matched at the end of the second threaded joint;
in the technical scheme, the wire sealing of the wire is realized by the second connecting sleeve, the second wire sealing body and the second packing nut, and the waterproof electric connector is suitable for the connection condition of the wire with two ends connected.
Preferably, the connecting pipe is a right-angle elbow, and a sealing gasket and a locking nut are arranged at the end of the second threaded joint;
in the technical scheme, the sealing gasket plays a role in waterproof sealing, the locking nut can fix the waterproof electric connector on an electric element, and the right-angle bent pipe plays a role in turning of the lead.
Preferably, the number of the accommodating cavities is two or three, and correspondingly, the number of the wiring terminals is also two or three;
in the technical scheme, the three wiring terminals are three-core waterproof electric connectors, and the two wiring terminals are two-core waterproof electric connectors.
The utility model discloses beneficial effect for prior art does: the existing waterproof electric connector has single product, complex structure and high manufacturing cost, the waterproof electric connector related to the utility model has compact structure, good waterproof performance and low manufacturing cost, has various specifications of two cores, three cores and multi-core, and the connecting pipe can be a straight pipe or a right-angle bent pipe and is suitable for various different connecting working conditions; this waterproof electric connector realizes sealed waterproof through first adapter sleeve, the first wire body of sealing and first compelling tight nut in one side, and the opposite side forces the second entrance hole to take place certain elastic shrinkage through the squeezing action of first extrusion face, second extrusion face, holds the wire that tightly passes, realizes sealedly.
Drawings
Fig. 1 is an exploded view of a waterproof electrical connector of the present invention (example 1);
FIG. 2 is an enlarged view of the connecting tube of FIG. 1;
FIG. 3 is a schematic view of the core shell of FIG. 1;
FIG. 4 is a bottom view of the core shell of FIG. 1;
FIG. 5 is a schematic view of the wire terminal and binding screw of FIG. 1;
FIG. 6 is a schematic view of the closure of FIG. 1;
FIG. 7 is a schematic view of the closure of FIG. 1 from another perspective;
fig. 8 is a cross-sectional view of the assembled waterproof electrical connector of the present invention (example 1);
FIG. 9 is an enlarged view of position A of FIG. 8;
fig. 10 is an exploded view of a waterproof electrical connector of the present invention (example 2);
FIG. 11 is an exploded view of the waterproof electrical connector of the present invention (example 3)
In the figure: 1. a first packing nut; 2. a first wire sealing body; 3. a first connecting sleeve; 31. a flexible jaw; 4. an inner core shell; 41. a first wire inlet hole; 42. an accommodating chamber; 43. a guide groove; 44. positioning the convex column; 45. a stopper; 5. a wiring terminal; 51. threading holes; 6. a binding screw; 7. a plug cover; 71. a second wire inlet hole; 72. briquetting; 73. a notch; 74. a guide bar; 75. a first extrusion surface; 8. a seal ring; 9. a connecting pipe; 91. a first threaded joint; 92. an annular groove; 93. a second threaded joint; 94. a second extrusion surface; 10. a gasket; 11. locking the nut; 12. a second connecting sleeve; 13. a second wire sealing body; 14. and a second packing nut.
Detailed Description
The first embodiment is as follows: as shown in fig. 1 to 7, a waterproof electrical connector according to an embodiment of the present invention includes a connecting pipe 9 having a first threaded joint 91 and a second threaded joint 93, a first connecting sleeve 3 connected to the first threaded joint 91, the connecting pipe 9 having an annular groove 92 formed in a middle portion thereof, a sealing ring 8 disposed on the annular groove 92, a flexible claw 31 for drawing a wire is disposed on the first connecting sleeve 3, a first packing nut 1 screwed on the first connecting sleeve 3 and provided with a first wire sealing body 2, a connector body for connecting the wire is accommodated in the connecting pipe 9 and the first connecting sleeve 3, the connector body includes an inner core shell 4, the inner core shell 4 has three accommodating cavities 42 uniformly formed around an axis, a connecting terminal 5 is disposed in the accommodating cavity 42, a connecting screw 6 for locking the wire is disposed on the connecting terminal 5, the inner core shell 4 has a closed end, and a first wire inlet hole 41 is formed on the closed end, the plug cover 7 is clamped at the other end of the inner core shell 4, a second wire inlet hole 71 is processed on the plug cover 7, and the positions of the first wire inlet hole 41 and the second wire inlet hole 71 are opposite to the threading hole 51 of the wiring terminal 5; the plug cover 7 is made of elastic insulating material, the outer edge of the plug cover 7 is processed with a first pressing surface 75, and correspondingly, the connecting pipe 9 is internally provided with a second pressing surface 94 (see fig. 9) which is acted with the first pressing surface 75; the middle part of the plug cover 7 is provided with a guide rod 74 protruding into the inner core shell 4, and a guide groove 43 is processed on the inner core shell 4 corresponding to the guide rod 74; the inner core shell 4 is provided with a positioning convex column 44 protruding towards the side of the plug cover 7, and a gap 73 is processed on the plug cover 7 corresponding to the positioning convex column 44; the plug cover 7 is provided with a pressing block 72 protruding into the inner core shell 4, the pressing block 72 extends into the accommodating cavity 42 and presses the upper surface of the wiring terminal 5, and the bottom of the accommodating cavity 42 is also provided with a stop block 45 for limiting the movement of the wiring terminal 5; the connection pipe 9 is a straight pipe, and a packing 10 and a lock nut 11 are provided at the end of the second screw joint 93.
Example two: as shown in fig. 9, the present embodiment is different from embodiment 1 in that: the connecting pipe 9 is a straight pipe, and a second connecting sleeve 12, a second wire sealing body 13 and a second packing nut 14 are provided at the end of the second threaded joint 93.
Example three: as shown in fig. 8, the present embodiment is different from embodiment 1 in that: the connection pipe 9 is a right-angle elbow, and a seal gasket 10 and a lock nut 11 are provided at the end of the second screw joint 93.
The existing waterproof electric connector has single product, complex structure and high manufacturing cost, the waterproof electric connector related to the utility model has compact structure, good waterproof performance and low manufacturing cost, has various specifications of two cores, three cores and multi-core, and the connecting pipe can be a straight pipe or a right-angle bent pipe and is suitable for various different connecting working conditions; this waterproof electric connector realizes sealed waterproof through first adapter sleeve, the first wire body of sealing and first compelling tight nut in one side, and the opposite side forces the second entrance hole to take place certain elastic shrinkage through the squeezing action of first extrusion face, second extrusion face, holds the wire that tightly passes, realizes sealedly.
When in specific use, the utility model is described with the attached drawings for the convenience of understanding;
the structure of the three embodiments is similar, only the wiring process of embodiment 1 is described here, as shown in fig. 1, a wire at one end sequentially passes through a first packing nut, a first wire sealing body, a first connecting sleeve, enters from a first wire inlet hole on the closed end of the inner core shell, extends into a wire inlet hole of a wiring terminal, is locked by a wiring screw, a wire at the other end sequentially passes through a locking nut, a sealing gasket and a connecting pipe, enters from a second wire inlet hole of the plug cover, extends into a wire inlet hole of the wiring terminal, is locked by the wiring screw, then the first connecting sleeve and the connecting pipe are screwed, the clamped plug cover and the inner core shell are accommodated between the first connecting sleeve and the connecting pipe, during screwing, a second extrusion surface of the connecting pipe and a first extrusion surface of the plug cover mutually extrude, the plug cover elastically deforms to a certain extent, the second wire inlet hole shrinks, and the diameter of the wire becomes smaller and clasps the wire passing through, first compel tight nut and close soon on first connecting sleeve, through the shrink of the flexible jack catch and the first line body with the wire seal tightly, lock nut closes soon on second threaded joint, fixes this waterproof electric connector to consumer on, sealed pad plays waterproof sealing effect.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a waterproof electric connector, is including connecting pipe (9), the connection that has first screwed joint (91) and second screwed joint (93) first connecting sleeve (3) on first screwed joint (91), connecting pipe (9) are processed at the middle part and are had annular groove (92), and sealing washer (8) are located on annular groove (92), be equipped with flexible jack catch (31) that can draw in the wire on first connecting sleeve (3), first compel tight nut (1) closes soon and be furnished with first sealing body (2), its characterized in that on first connecting sleeve (3): the connector body for wiring is accommodated in the connecting pipe (9) and the first connecting sleeve (3), the connector body comprises an inner core shell (4), a plurality of accommodating cavities (42) are uniformly formed in the inner core shell (4) around an axis, the wiring terminals (5) are arranged in the accommodating cavities (42), wiring screws (6) for locking wires are arranged on the wiring terminals (5), the inner core shell (4) is provided with a closed end, a first wire inlet hole (41) is formed in the closed end, a plug cover (7) is clamped at the other end of the inner core shell (4), a second wire inlet hole (71) is formed in the plug cover (7), the positions of the first wire inlet hole (41) and the second wire inlet hole (71) are opposite to a threading hole (51) of the wiring terminals (5), and the plug cover (7) is made of an elastic insulating material, the outer edge of the plug cover (7) is provided with a first extrusion surface (75), and correspondingly, the connecting pipe (9) is internally provided with a second extrusion surface (94) which is acted with the first extrusion surface (75).
2. A water resistant electrical connector as claimed in claim 1 wherein: the middle part of the plug cover (7) is provided with a guide rod (74) protruding into the inner core shell (4), and the inner core shell (4) is processed with a guide groove (43) corresponding to the guide rod (74).
3. A water resistant electrical connector as claimed in claim 1 wherein: the inner core shell (4) is provided with a positioning convex column (44) protruding towards the plug cover (7), and a notch (73) is machined in the plug cover (7) corresponding to the positioning convex column (44).
4. A water resistant electrical connector as claimed in claim 1 wherein: the plug cover (7) is provided with a pressing block (72) protruding into the inner core shell (4), the pressing block (72) extends into the accommodating cavity (42) and presses the upper surface of the wiring terminal (5), and a stop block (45) limiting the movement of the wiring terminal (5) is further arranged at the bottom of the accommodating cavity (42).
5. A water resistant electrical connector as claimed in claim 1 wherein: the connecting pipe (9) is a straight pipe, and a sealing gasket (10) and a locking nut (11) are arranged at the end of the second threaded joint (93).
6. A water resistant electrical connector as claimed in claim 1 wherein: the connecting pipe (9) is a straight pipe, and a second connecting sleeve (12), a second wire sealing body (13) and a second packing nut (14) are arranged at the end of the second threaded joint (93).
7. A water resistant electrical connector as claimed in claim 1 wherein: the connecting pipe (9) is a right-angle elbow, and a sealing gasket (10) and a locking nut (11) are arranged at the end of the second threaded joint (93).
8. A water resistant electrical connector as claimed in claim 1 wherein: the number of receiving chambers (42) is two or three, and correspondingly, the number of connecting terminals (5) is also two or three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922047639.6U CN210535916U (en) | 2019-11-22 | 2019-11-22 | Waterproof electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922047639.6U CN210535916U (en) | 2019-11-22 | 2019-11-22 | Waterproof electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210535916U true CN210535916U (en) | 2020-05-15 |
Family
ID=70609564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922047639.6U Active CN210535916U (en) | 2019-11-22 | 2019-11-22 | Waterproof electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210535916U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111641078A (en) * | 2020-05-26 | 2020-09-08 | 顺科新能源技术股份有限公司 | Elastic sheet locking type push-pull self-locking connector |
| CN111641080A (en) * | 2020-05-26 | 2020-09-08 | 顺科新能源技术股份有限公司 | Spring plate locking type push-pull connector |
| CN113571958A (en) * | 2021-09-23 | 2021-10-29 | 四川华丰科技股份有限公司 | Connector tail accessory |
-
2019
- 2019-11-22 CN CN201922047639.6U patent/CN210535916U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111641078A (en) * | 2020-05-26 | 2020-09-08 | 顺科新能源技术股份有限公司 | Elastic sheet locking type push-pull self-locking connector |
| CN111641080A (en) * | 2020-05-26 | 2020-09-08 | 顺科新能源技术股份有限公司 | Spring plate locking type push-pull connector |
| CN113571958A (en) * | 2021-09-23 | 2021-10-29 | 四川华丰科技股份有限公司 | Connector tail accessory |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 315300, Zhejiang, Ningbo province Cixi Longshan farm Patentee after: CIXI DINGLI PLASTIC & RUBBER Co.,Ltd. Address before: 315300 farm, Longshan Town, Cixi City, Zhejiang Province Patentee before: CIXI DINGLI PLASTIC & RUBBER Co.,Ltd. |