CN212342906U

CN212342906U - Novel waterproof butt joint

Info

Publication number: CN212342906U
Application number: CN202021260205.0U
Authority: CN
Inventors: 刘克超
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2021-01-12
Anticipated expiration: 2030-07-01

Abstract

The utility model discloses a novel waterproof butt joint, female plug is by plastics injection moulding and be equipped with the recess, be equipped with in the female plug and mould plastics integrative female contact pin with female plug, outside the one end of female contact pin extended to female socket, the other end extended to in the recess, female plug was served to one that corresponds the recess and is equipped with tapered socket, public plug is by rubber material injection moulding, establish end and link including inlaying, inlay and establish and be equipped with the adapter sleeve between end and the link, the internal thread has in the adapter sleeve, be equipped with the external screw thread on female plug's the surface, be equipped with in the public plug with public plug an organic whole injection moulding's public contact pin and cable conductor, public contact pin establishes the end by inlaying and extends, the cable conductor extends by the link, be equipped with on the public plug with the tapered end. After the improvement, the matching tightness of the male plug and the female plug is improved, and the service life and the working quality of the butt joint are improved.

Description

Novel waterproof butt joint

Technical Field

The utility model relates to a connector technical field, more specifically say, it relates to a novel waterproof butt joint.

Background

A butt joint is one type of connector, which is common in life and is commonly used for connection of wires, including male and female plugs. The male plug is inserted with a male contact pin and a cable, and the cable is electrically connected with the male contact pin. The female plug is provided with a recess for the male contact pin to insert, the recess is internally provided with the female contact pin, and when the male plug is matched with the female plug, the male plug is inserted into the recess and is electrically connected with the female contact pin to form a communicated circuit. However, in the existing butt joint design, after the male plug and the female plug are matched, a gap exists between the male pin and the recess. A phenomenon that is used for open air connector can produce the condensation dewfall when receiving the difference in temperature change, and ponding can make the public contact pin oxidation of metal material, prevents the increase, and serious can make the circuit take place the short circuit and the phenomenon of burning out also can produce the insulating properties and descend, or the phenomenon of electric leakage, influences the working life and the product quality of butt joint.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a waterproof butt joint that public plug and female plug cooperation compactness are stronger.

In order to achieve the above purpose, the utility model provides a following technical scheme: a novel waterproof butt joint comprises a male plug and a female plug, wherein the female plug is formed by plastic injection molding and is provided with a recess, a female contact pin which is integrally formed with the female plug by injection molding is arranged in the female plug, one end of the female contact pin extends out of the female socket, the other end of the female contact pin extends into the recess, a tapered socket is arranged at one end of the female contact pin corresponding to the recess, the male plug is formed by injection molding of a rubber material and comprises an embedded end and a connecting end, a fastening sleeve is arranged between the embedded end and the connecting end, an internal thread is arranged in the fastening sleeve, an external thread is arranged on the outer surface of the female plug, a male contact pin and a cable which are integrally formed with the male plug by injection molding are arranged in the male plug, the male contact pin extends out from the embedded end, the cable extends out from the connecting end, a tapered end which is matched with the tapered socket is arranged, the embedding end is positioned in the recess, the tapered end of the male contact pin is positioned in the tapered socket of the female contact pin, and the fastening sleeve is matched and fixed at the joint of the male plug and the female plug.

The utility model discloses further set up to: the longitudinal section of the embedded end on the male plug is trapezoidal, the cross section is gradually decreased from the connecting end to the female plug, the longitudinal section of the concave seat on the female plug is trapezoidal, and the cross section is gradually increased from the bottom to the opening end.

The utility model discloses further set up to: and rectangular clamping blocks are arranged on the male contact pin and the female contact pin.

The utility model discloses further set up to: the fastening sleeve is a gland nut.

Through adopting above-mentioned technical scheme, when female plug and the cooperation of public plug, inlay and establish the end and insert and locate inseparable cooperation in the dimple, the toper end of public contact pin inlays and closely cooperates in the toper socket of locating female contact pin, cooperates the junction at public plug and female plug by gland nut again, has promoted female plug and the inseparable nature of public plug cooperation from this, can effectively prevent external factors such as dew from causing the damage to public contact pin, can promote the working life and the operating mass with the joint greatly.

Drawings

Fig. 1 is a sectional view of the structure of the present invention.

1. A male plug; 10. an embedding end; 11. a connecting end; 12. fastening sleeves; 13. a male contact pin; 130. a tapered end; 14. a cable wire; 2. a female plug; 20. a recess; 21. a female pin; 210. a tapered socket; 3. and (4) a rectangular fixture block.

Detailed Description

The embodiments of the present invention will be further described with reference to fig. 1, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

A novel waterproof butt joint comprises a male plug 1 and a female plug 2, wherein the female plug 2 is formed by plastic injection molding and is provided with a recess 20, a female pin 21 which is formed by injection molding with the female plug 2 is arranged in the female plug 2, one end of the female pin 21 extends out of the female socket, the other end of the female pin extends into the recess 20, one end of the female pin 21 corresponding to the recess 20 is provided with a conical socket 210, the male plug 1 is formed by injection molding of a rubber material and comprises an embedded end 10 and a connecting end 11, a fastening sleeve 12 is arranged between the embedded end 10 and the connecting end 11, an internal thread is arranged in the fastening sleeve 12, an external thread is arranged on the outer surface of the female plug 2, a male pin 13 and a cable 14 which are formed by injection molding with the male plug 1 are arranged in the male plug 1, the male pin 13 extends out of the embedded end 10, the cable 14 extends out of the connecting end, the male plug 1 is provided with a tapered end 130 matched with the tapered socket 210, when the male plug 1 is matched with the female plug 2, the embedded end 10 is positioned in the recess 20, the tapered end 130 of the male pin 13 is positioned in the tapered socket 210 of the female pin 21, and the fastening sleeve 12 is matched and fixed at the joint of the male plug 1 and the female plug 2. The longitudinal section of the embedded end 10 on the male plug 1 is trapezoidal, the cross section is gradually decreased from the connecting end 11 to the female plug 2, the longitudinal section of the recess 20 on the female plug 2 is trapezoidal, and the cross section is gradually increased from the bottom to the opening end. And the male pin 13 and the female pin 21 are both provided with a rectangular fixture block 3. The rectangular fixture block 3 on the male pin 13 and the male pin 13 are injected into the male plug 1 together, the rectangular fixture block 3 on the female pin 21 and the female pin 21 are injected into the female plug 2 together, the assembling firmness of the male pin 13 and the female pin 21 can be improved, and the fastening sleeve 12 is a gland nut.

When the male plug 1 is matched with the female plug 2, the embedded end 10 on the male plug 1 is matched with the concave seat 20 on the female plug 2, the conical end 130 on the male pin 13 is matched with the conical socket 210 on the female pin 21, and then the fastening sleeve 12 is matched and fixed with the thread on the outer surface of the female plug 2, and the fastening sleeve 12 is positioned at the joint of the male plug 1 and the female plug 2. In the screwing process of the fastener, the embedded end 10 and the concave seat 20 are gradually driven to be tightly matched, the matching tightness of the male plug 1 and the female plug 2 is further improved, the conical end 130 of the male pin 13 is tightly matched with the conical socket 210 of the female pin 21, the existence of a butt joint gap is reduced, the interference caused by external factors such as dew and the like can be effectively avoided, and the service life of the butt joint is prolonged.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

finally, it is only above the preferred embodiment of the present invention, the protection scope of the present invention is not limited to the above embodiments, all belong to the technical scheme of the present invention under the thought all belong to the protection scope of the present invention. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a novel waterproof butt joint, includes male plug and female plug, its characterized in that: the female plug is formed by plastic injection molding and is provided with a recess, a female pin which is integrally injected with the female plug is arranged in the female plug, one end of the female pin extends out of the female socket, the other end of the female pin extends into the recess, a tapered socket is arranged at one end of the female pin corresponding to the recess, the male plug is formed by rubber injection molding and comprises an embedded end and a connecting end, a fastening sleeve is arranged between the embedded end and the connecting end, an internal thread is arranged in the fastening sleeve, an external thread is arranged on the outer surface of the female plug, a male pin and a cable which are integrally injected with the male plug are arranged in the male plug, the male pin extends out from the embedded end, the cable extends out from the connecting end, a tapered end which is matched with the tapered socket is arranged on the male plug, when the male plug is matched with the female plug, the embedded end is positioned in the recess, and the tapered end of the male pin is positioned in the tapered socket of, the adapter sleeve is fixed at the joint of the male plug and the female plug in a matching mode.

2. A novel waterproof butt joint according to claim 1, wherein: the longitudinal section of the embedded end on the male plug is trapezoidal, the cross section is gradually decreased from the connecting end to the female plug, the longitudinal section of the concave seat on the female plug is trapezoidal, and the cross section is gradually increased from the bottom to the opening end.

3. A novel waterproof butt joint according to claim 1, wherein: and rectangular clamping blocks are arranged on the male contact pin and the female contact pin.

4. A novel waterproof butt joint according to claim 1, wherein: the fastening sleeve is a gland nut.