CN217215268U

CN217215268U - Waterproof electric wire connector

Info

Publication number: CN217215268U
Application number: CN202220469123.XU
Authority: CN
Inventors: 王志
Original assignee: Wuxi Oscar Electronic Lighting Co ltd
Current assignee: Wuxi Oscar Electronic Lighting Co ltd
Priority date: 2022-03-03
Filing date: 2022-03-03
Publication date: 2022-08-16
Anticipated expiration: 2032-03-03

Abstract

The utility model provides a waterproof electric wire connector, including connecting public head and connecting female head, connect public head with it passes through the nut connection fixedly to connect female head, the periphery middle part of connecting public head is equipped with along the outside bellied ka tai of circumference, the left side of ka tai is provided with first seal groove along circumference, install O type circle in the first seal groove, the right-hand member face of connecting female head can with O type circle compresses tightly on the left end face of ka tai, the periphery of connecting public head still is provided with the second seal groove, install the sealing washer in the second seal groove, the sealing washer with the sealed setting of pore wall of connecting female head hole. Through adopting the mode that O type circle end face seal and sealing washer excircle seal combined together, can improve the water-proof effects of connector to improve the security performance that the connector used. And the left end face of the head part of the male head is connected with the bottom of the hole of the inner hole of the female head in an attaching mode, so that an auxiliary sealing effect can be achieved.

Description

Waterproof electric wire connector

Technical Field

The utility model relates to a waterproof electric wire connector.

Background

Although traditional wire connector has more advantage, still fail to solve the sealed problem of connecting good back inner conductor, when long-term the use, especially in damp and hot environment, inside steam gets into the connector easily, has certain potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is that traditional wire connector though has more advantage, still fails to solve the sealed problem of connecting the back inner conductor, when using for a long time, especially in damp and hot environment, inside steam gets into the connector easily, has certain potential safety hazard, the utility model provides a waterproof wire connector solves above-mentioned problem.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a waterproof electric wire connector, is including connecting public head and connecting female head, connect public head with it passes through the nut connection to be fixed to connect female head, the periphery middle part of connecting public head is equipped with along the outside bellied card platform of circumference, connect the periphery of public head, be located the left side of card platform is provided with first seal groove along circumference, install O type circle in the first seal groove, the right-hand member face of connecting female head can with O type circle compresses tightly on the left end face of card platform, the periphery of connecting public head still is provided with the second seal groove, install the sealing washer in the second seal groove, the sealing washer with the sealed setting of pore wall of connecting female head hole.

Further: the shape of the sealing ring is in the shape of multiple lips.

Further: the sealing ring is made of silicon rubber.

Further: the middle part of the bottom of the hole of the inner hole of the connecting female head is provided with an installation round platform which protrudes leftwards along the axial direction, a conductive jack is arranged in the installation round platform, the connecting male head is provided with an installation hole with an opening at the left end, and a conductive contact pin matched with the conductive jack is arranged in the installation hole; the installation circular truncated cone is inserted in the mounting hole from left to right, the conductive contact pin is inserted in the conductive jack from right to left, the left end face of the connection male head is attached to the bottom of the hole of the connection female head inner hole.

Further: the periphery of installation round platform is provided with spacing draw-in groove along the axial, be provided with along the axial in the mounting hole with spacing key of spacing draw-in groove matched with.

Further, the method comprises the following steps: the periphery of connecting female head is provided with the external screw thread, be provided with the shoulder hole in the nut, be provided with in the major diameter section of shoulder hole with external screw thread matched with internal thread, the aperture of shoulder hole minor diameter section is less than the diameter of ka tai.

Further: the number of the second sealing grooves is a plurality of which are arranged along the axial direction.

The beneficial effects of the utility model are that, the utility model relates to a waterproof electric wire connector adopts the mode that O type circle end face seal and the sealed combination together of sealing washer excircle, can improve the water-proof effects of connector to improve the security performance that the connector used. And the left end face of the head part of the male head is connected with the bottom of the hole of the inner hole of the female head in an attaching mode, so that an auxiliary sealing effect can be achieved.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural view of a waterproof electric wire connector of the present invention;

FIG. 2 is a schematic view of the male connection end;

FIG. 3 is a cross-sectional view A-A of FIG. 2;

FIG. 4 is a schematic view of the structure of the connecting female head;

FIG. 5 is a schematic view of the structure of B-B in FIG. 4;

fig. 6 is a schematic view of the nut.

In the figure, 1, a male connector, 2, a female connector, 3, a nut, 4, a clamping table, 5, a first sealing groove, 6, an O-shaped ring, 7, a second sealing groove, 8, a sealing ring, 9, an inner hole, 10, an installation circular truncated cone, 11, a conductive jack, 12, an installation hole, 13, a conductive contact pin, 14, a limiting clamping groove, 15, a limiting key, 16, an external thread, 17, a stepped hole, 18 and an internal thread are connected.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used only for convenience in describing and simplifying the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and the scope of the preferred embodiments of the present invention includes other implementations in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the embodiments of the present invention.

As shown in fig. 1, the utility model provides a waterproof electric wire connector, including connecting public head 1 and connecting female head 2, connect public head 1 with it is fixed to connect female head 2 to pass through nut 3 connection, the periphery middle part of connecting public head 1 is equipped with along the outside bellied ka tai 4 of circumference, connect the periphery of public head 1, be located card platform 4's left side is provided with first seal groove 5 along circumference, install O type circle 6 in the first seal groove 5, the right-hand member face of connecting female head 2 can with O type circle 6 compresses tightly on the left end face of card platform 4, the periphery of connecting public head 1 still is provided with second seal groove 7, install sealing washer 8 in the second seal groove 7, sealing washer 8 with the sealed setting of pore wall of connecting female 2 hole 9.

The mode that 6 end face sealings of O type circle and 8 excircle sealings of sealing washer combined together of this scheme adoption can further improve the water-proof effects of connector to improve the security performance that the connector used.

The shape of the sealing ring 8 is multi-lip. The sealing ring 8 is made of silicon rubber. The sealing ring 8 with the multi-lip structure can provide larger sealing positive pressure, and further improves the sealing effect. The sealing ring 8 made of the silicon rubber has the characteristics of good durability and high elasticity in a complex environment.

Referring to fig. 2, 3, 4 and 5, an installation circular truncated cone 10 protruding leftward along the axial direction is disposed in the middle of the bottom of an inner hole 9 of the female connection head 2, a conductive jack 11 is disposed in the installation circular truncated cone 10, an installation hole 12 with an opening at the left end is disposed on the male connection head 1, and a conductive pin 13 matched with the conductive jack 11 is disposed in the installation hole 12; the number of the conductive jacks 11 and the conductive pins 13 is two, the conductive jacks 11 are symmetrically arranged, when the mounting circular truncated cone 10 is inserted into the mounting hole 12 from left to right, the conductive pins 13 are inserted into the conductive jacks 11 from right to left, and the left end face of the connecting male head 1 is attached to the hole bottom of the inner hole 9 of the connecting female head 2. The left end face of the head of the male connector 1 is attached to the bottom of the hole of the inner hole 9 of the female connector 2, so that an auxiliary sealing effect can be achieved.

The periphery of the mounting round platform 10 is provided with a limiting clamping groove 14 along the axial direction, and a limiting key 15 matched with the limiting clamping groove 14 is arranged in the mounting hole 12 along the axial direction. The arrangement of the limiting clamping groove 14 and the limiting key 15 only allows the conductive pin 13 to be inserted into the conductive jack 11 on the premise that the limiting key 15 is inserted into the limiting clamping groove 14, so that the hidden trouble that the conductive pin 13 is inserted into the conductive jack 11 in a wrong way is avoided.

Referring to fig. 6, the outer periphery of the female connection head 2 is provided with an external thread 16, a stepped hole 17 is formed in the nut 3, an internal thread 18 matched with the external thread 16 is formed in a large-diameter section of the stepped hole 17, and the diameter of a small-diameter section of the stepped hole 17 is smaller than that of the clamping table 4. The nut 3 is sleeved on the connecting male head 1 from the right side, then the internal thread 18 is screwed on the external thread 16 to fix the connecting male head 1 and the connecting female head 2, and in the screwing process, the left end face of the connecting female head 2 gradually compresses the O-shaped ring 6 on the right end face of the clamping table 4 to realize end face sealing.

The number of the second sealing grooves 7 is several, and the several second sealing grooves 7 are arranged along the axial direction. The arrangement of the plurality of second seal grooves 7 can further improve the waterproof effect.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, a schematic representation of the term does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A waterproof electric wire connector which characterized in that: comprises a male connecting head (1) and a female connecting head (2), wherein the male connecting head (1) and the female connecting head (2) are fixedly connected through a nut (3), the middle part of the periphery of the connecting male head (1) is provided with a clamping table (4) which is convex outwards along the circumferential direction, a first sealing groove (5) is formed in the periphery of the connecting male head (1) and positioned on the left side of the clamping table (4) along the circumferential direction, an O-shaped ring (6) is arranged in the first sealing groove (5), the O-shaped ring (6) can be tightly pressed on the left end surface of the clamping table (4) by the right end surface of the connecting female head (2), a second sealing groove (7) is arranged on the periphery of the connecting male head (1), install sealing washer (8) in second seal groove (7), sealing washer (8) with the pore wall of connecting female head (2) hole (9) is sealed to be set up.

2. A waterproof electric wire connector according to claim 1, characterized in that: the shape of the sealing ring (8) is multi-lip.

3. A waterproof electric wire connector according to claim 1, characterized in that: the sealing ring (8) is made of silicon rubber.

4. A waterproof electric wire connector according to claim 1, characterized in that: an installation round table (10) protruding leftwards along the axial direction is arranged in the middle of the bottom of an inner hole (9) of the female connecting head (2), a conductive jack (11) is arranged in the installation round table (10), an installation hole (12) with an opening at the left end is arranged on the male connecting head (1), and a conductive pin (13) matched with the conductive jack (11) is arranged in the installation hole (12); electrically conductive jack (11) with the quantity of electrically conductive contact pin (13) is two, two electrically conductive jack (11) symmetry sets up, during installation round platform (10) inserted from a left side to the right in mounting hole (12), electrically conductive contact pin (13) are inserted from the right side to the left in electrically conductive jack (11), connect the left end face of public head (1) with the laminating setting of hole bottom of connecting female first (2) hole (9).

5. The waterproof electric wire connector as recited in claim 4, wherein: the periphery of installation round platform (10) is provided with spacing draw-in groove (14) along the axial, be provided with along the axial in mounting hole (12) with spacing key (15) of spacing draw-in groove (14) matched with.

6. A waterproof electric wire connector according to claim 1, characterized in that: the periphery of connecting female (2) is provided with external screw thread (16), be provided with shoulder hole (17) in nut (3), be provided with in the major diameter section of shoulder hole (17) with external screw thread (16) matched with internal thread (18), the aperture of shoulder hole (17) minor diameter section is less than the diameter of ka tai (4).

7. A waterproof electric wire connector according to claim 1, characterized in that: the number of the second sealing grooves (7) is a plurality, and the second sealing grooves (7) are axially arranged.