CN201054391Y - Improved structure of cable connector - Google Patents

Abstract

An improved structure of a cable connector mainly comprises a male plug and a female plug, wherein the male plug comprises a male rubber core, a connecting nut and a plurality of male plug terminals, the male rubber core is cylindrical, a plurality of terminal holes are formed in the male rubber core, a groove is longitudinally formed in the outer wall surface of the front section of the male rubber core, and a convex ring and a leakage-stopping rubber ring are annularly arranged at the rear edge of the groove; the female plug connector comprises a female rubber core, a metal tube and a plurality of female plug terminals, wherein the female rubber core is cylindrical, a plurality of terminal holes are formed in the female rubber core, a containing chamber is formed at the front section of the female rubber core, and a flange is outwards arranged at the front end of the containing chamber; when the structure is inserted, the front section of the male rubber core of the male plug is inserted into the containing chamber of the female rubber core of the female plug, and after the connecting nut is screwed and locked with the metal pipe, the flange at the front end of the female plug is abutted against the leakage-stopping rubber ring on the male plug for sealing.

Description

Improved structure of cable connector

technical field

The utility model relates to an improved structure of a cable connector, in particular to a connector structure of a cable for transmitting power or electronic signals, which is provided with a waterproof structure on a male plug joint and a female plug joint, and can be used in When the male plug connector is connected with the female plug connector, it has a good waterproof function to prolong the service life of the equipment.

Background technique

The electric cable connector structure (as shown in Fig. 4 and Fig. 5) of existing power supply or electronic signal, it comprises a male plug connector 40 and a female plug connector 50 (or female seat), is respectively fixed on the cable by molding. The end of the wire 30, wherein: the male plug connector 40 includes a male rubber core 41 and several male plug terminals 42, and the male plug terminals 42 are respectively inserted into the terminal holes 411 of the male rubber core 41 to connect with the cable The conductive copper core 31 of the wire 30 is connected to each other, and when the male rubber core 41 is integrated with the molded wire holder 32, the front section of the male rubber core 41 is exposed to the wire holder 32 for a certain distance; The female plug connector 50 includes a female rubber core 51, a metal tube 52 and several female plug terminals 53. The female plug terminals 53 are respectively inserted and fixed in the terminal holes 511 of the female rubber core 51 and connected to the cables 30 The conductive copper core 31 is connected with each other, and the front section of the female plug terminal 53 protrudes a certain distance from the female rubber core 51, and the metal tube 52 is fixed outside the female rubber core 51, and its front end is connected to the female rubber core 51. The front end of the terminal 53 is close to; according to the above-mentioned structure, when the butt joint is combined, the male rubber core 41 protruding from the front end of the male plug connector 40 is inserted into the metal tube 52 of the female plug connector 50, and at the same time, the male plug terminal 42 is connected to the female plug terminal. 53 pairs of plugs form an electrical connection to achieve the purpose of power supply or signal connection and transmission.

The disadvantage of the above-mentioned existing structure is that when the butt joint is combined, the front section of the male rubber core 41 of the male plug connector 40 is directly inserted into the metal tube 52 of the female plug connector 50, and it is easy to fall off without a locking structure, and In the non-tight connection state, it is also easy to produce gaps and leak water, so the connector of the existing structure is not suitable for outdoor cable connection; therefore, there is a real improvement to the above-mentioned existing structure Research the need for improvement.

Contents of the invention

In view of the fact that the above-mentioned existing cable connector structure has no waterproof function and does not meet the lack of outdoor use; after careful research and years of experience in the design and manufacture of the above-mentioned products, the inventor finally developed and designed a brand-new cable Improved construction of the connector.

The main purpose of the utility model is to provide an improved structure of a cable connector, which is provided with a waterproof structure correspondingly between the male plug connector and the female plug connector, and can be used for outdoor power supply or electronic signal cables.

In order to achieve the above-mentioned purpose, the improved structure of the cable connector of the present invention mainly includes a male plug connector and a female plug connector, which are fixed on the end of the cable for transmitting power or electronic signals by molding, and are used for Connector joint construction for connecting cables or electronic equipment; characterized by:

The male plug connector includes a male rubber core, a connecting nut and several male plug terminals. The male rubber core is cylindrical, with several terminal holes inside it, and a groove vertically on the outer wall of the front section , and a protruding ring is provided on the rear edge of the groove; the rear end of the connecting nut is provided with an inner edge, which is inserted by the rear end of the male rubber core so that the inner edge is blocked behind the protruding ring and can be Free rotation; the rear ends of the male plug terminals are respectively connected with the conductive copper cores in the cables, and are inserted and fixed in the terminal holes of the male rubber cores, and finally the male rubber cores and the ends of the cables are molded. A wire gripper is combined and fixed;

The female plug connector includes a female rubber core, a metal tube and several female plug terminals. The female rubber core is cylindrical, with several terminal holes inside it, and a chamber formed in its front section. The front end of the chamber is provided with a flange outwards, and the inner diameter of the chamber corresponds to the outer diameter of the front section of the female rubber core of the male plug joint, and a rib is longitudinally provided on the inner wall of the chamber; the metal tube is arranged on The front end of the outer wall behind the flange of the master rubber core has external threads and can be screwed with the connecting nut; The terminal hole of the master rubber core protrudes forward to the front end of the chamber, and finally a wire holder is molded on the master rubber core, the metal tube and the end of the cable to combine and fix them.

When using the above-mentioned structure butt joint combination, first make the groove on the male rubber core of the male plug connector and the rib on the female rubber core of the female plug connector face each other, and then insert the male plug terminal and the female plug terminal automatically. Correspondingly, it can be plugged and combined. At the same time, the front section of the male rubber core of the male plug connector is inserted into the container of the female rubber core of the female plug connector, and the flange at the front end of the female plug connector is just in line with the male rubber core of the male plug connector. The anti-leakage rubber ring on the top is pressed against and sealed and waterproof, and then the connecting nut on the male plug connector is screwed and locked with the metal tube outside the female plug connector to complete the connection between the male plug connector and the female plug connector.

The utility model has the advantages: according to the above-mentioned structure, the utility model inserts the front part of the male rubber core of the male plug connector into the chamber of the female rubber core of the female plug connector, and the connecting nut on the male plug connector is connected to the female rubber core. The metal tube outside the plug joint is screwed and locked, so that the flange at the front end of the female plug joint is just against the leak-proof rubber ring on the male rubber core of the male plug joint, and has a sealed waterproof and waterproof Therefore, the utility model can be used as an outdoor cable connector, thereby prolonging the service life of the equipment.

Description of drawings

Fig. 1 is the three-dimensional exploded view of the utility model;

Fig. 2 is the three-dimensional assembly drawing of the present utility model;

Figure 3 is a cross-sectional view of the plug-in combination of the male plug connector and the female plug connector of the present invention;

Fig. 4 is the detailed three-dimensional exploded view of existing structure;

Fig. 5 is a three-dimensional schematic view of the existing structure.

Explanation of reference signs

Male plug connector 10; female plug connector 20; cable 30; rubber core 11; connecting nut 12; male plug terminal 13; rubber core 21; metal tube 22; female plug terminal 23; ; terminal hole 111; groove 112; protruding ring 113; leak-proof rubber ring 11; inner edge 121; terminal hole 211; chamber 212; Joint 50; rubber core 41; metal tube 42; male plug terminal 43; rubber core 51; metal tube 52; female plug terminal 53; terminal holes 411, 511.

Detailed ways

In order to have a further understanding and understanding of the structure, device and features of the present utility model, its feasible embodiment is now cited in detail as follows in conjunction with the drawings:

Please refer to Fig. 1 and Fig. 2, the improved structure of the cable connector of the present invention mainly includes a male plug connector 10 and a female plug connector 20, which are molded and fixed to the cable 30 for transmitting power or electronic signals Connector construction at the end; characterized by:

The male plug connector 10 includes a male rubber core 11, a connecting nut 12 and several male plug terminals 13. The male rubber core 11 is cylindrical and has several terminal holes 111 inside. A groove 112 is vertically provided on the wall, and a protruding ring 113 and a leak-proof rubber ring 114 are arranged on the rear edge of the groove 112; The rear end of the rubber core 11 is inserted so that the inner edge 121 is blocked behind the protruding ring 113 and can rotate freely; In the terminal hole 111 of the male rubber core 11, a wire gripper 32 (as shown in Figure 2) is set at the end of the male rubber core 11 and the cable 30 by molding to fix them together;

The female plug joint 20 includes a female rubber core 21, a metal tube 22 and several female plug terminals 23. The female rubber core 21 is cylindrical and has several terminal holes 211 inside it, and is formed in its front section. There is a chamber 212, the front end of the chamber 212 is provided with a flange 213 outward, and the inner diameter of the chamber 212 corresponds to the outer diameter of the front section of the male rubber core 11 of the male plug connector 10, and is inside the chamber 212. There is a rib 214 vertically on the wall; the metal tube 22 is the outer wall behind the flange 213 of the master rubber core 21, and its front end has an external thread 221 that can be screwed with the connecting nut 12. The rear ends of the terminals 23 are respectively connected to the conductive copper cores 31 in the cables 30. They are inserted and fixed in the terminal holes 211 of the master rubber core 21 and protrude forward to the front end of the housing chamber 212. Finally, the master rubber core 21, The metal pipe 22 and the end of the cable 30 are molded to form a wire gripper 32 (as shown in FIG. 2 ) to combine and fix them.

When using the above structure butt joint combination, first make the groove 112 on the male rubber core 11 of the male plug connector 10 and the rib 214 on the female rubber core 21 of the female plug connector 20 face each other, and then insert the male plug. The terminal 13 and the female plug terminal 23 automatically correspond and can be plugged together. At the same time, the front section of the male rubber core 11 of the male plug connector 10 is inserted into the chamber 212 of the rubber core 21 of the female plug connector 20, and the female plug connector The flange 213 at the front end of the 20 is just against the leak-proof rubber ring 114 on the male rubber core 11 of the male plug connector 10 to be sealed and waterproof, and then the connecting nut 12 on the male plug connector 10 and the outer part of the female plug connector 20 The metal tube 22 is screwed and locked (as shown in FIG. 3 ) to complete the connection between the male plug connector 10 and the female plug connector 20 .

According to the above structure, the utility model inserts the front section of the male rubber core 11 of the male plug connector 10 into the chamber 212 of the female rubber core 21 of the female plug connector 20, and the connecting nut 12 on the male plug connector 10 is connected with the The metal tube 22 on the outside of the female plug connector 20 is screwed and locked, so that the flange 213 at the front end of the female plug connector 20 is just against the leak-proof rubber ring 114 on the male rubber core 11 of the male plug connector 10 and closely connected. , and has better water resistance and anti-falling effect, therefore, the utility model can be suitable for use as an outdoor cable connector, thereby prolonging the service life of the electronic equipment.

The shape and structure of the embodiments disclosed above are one of many possible embodiments of the present utility model, so the patent scope of the present utility model is not limited thereto, no matter it is two-terminal, three-terminal or five-terminal , eight terminals... and other types of structures, each component can be replaced by similar or equivalent components understood by those skilled in the art without departing from the concept of the utility model.

Claims (1)

1. the improvement of cable connector structure mainly includes a male plug joint and a female plug joint, is the adapter connector structure that is fixed in the cable end of transmission power supply or electronic signal in the mould model mode; Its feature exists:

Described male plug joint includes a public glue core, and links nut and number male plug terminal, described public glue core is to be cylindric, portion is provided with the several terminals hole within it, has been longitudinally set with a groove in its leading portion outside wall surface, and is equipped with a bulge loop and a leak-stopping glue ring in described groove trailing edge; Described binding nut rear end inwardly is provided with an inner edge, is to be inserted in and to be made its inner rim be hampered by bulge loop rear and can rotating freely by public glue core rear end; Described male plug terminal rear end respectively with cable in the conductive copper core join, be to plant to be fixed in the terminal hole of glue core, be provided with in public glue core and cable end it combined a gripping device of fixing;

Described female plug joint includes a rubber master batch core, a metal tube and number female plug terminal, described rubber master batch core is to be cylindric, portion is provided with the several terminals hole within it, and be formed with a room at its leading portion, described room front end outwards is provided with a flange, and the internal diameter of described room is corresponding to the public glue core leading portion external diameter of male plug joint, and has been longitudinally set with a fin in described room internal face; Described metal tube is an outside wall surface of being located at the flange rear of rubber master batch core, and its front end has external screw thread and is screwed with the binding nut; Described female plug terminal rear end respectively with cable in the conductive copper core join, be to plant in the terminal hole be fixed in the rubber master batch core and protrude into the room front end forward, be provided with cable end at rubber master batch core, metal tube it combined a gripping device of fixing;

When pegging graft according to above-mentioned structure, in the room of the rubber master batch core of the public glue core leading portion insertion female plug joint of male plug joint wherein, and will link nut and metal tube and be screwed after the locking, the leak-stopping glue ring on the flange of described female plug joint front end and the male plug joint is contact and sealing mutually.

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