CN209822936U - Enhancement mode public first feeder connector - Google Patents

Abstract

The utility model discloses an enhanced male feeder connector, which is characterized by comprising a threaded sleeve, a front shell, a rear shell, a front insulator, a rear insulator, a contact pin, a cable clamp, a front bushing, a rear bushing, an O-shaped ring A and an O-shaped ring B; the front shell is provided with an O-shaped ring mounting groove, a limiting step, a sealing groove, a fixing bulge, a fixing concave table, a mounting boss and a limiting concave table; and the O-shaped ring A is arranged on the O-shaped ring mounting groove. The utility model discloses a simple structure, the leakproofness is strong, reduces processing technology, reduces the processing cost, and the installation is simple and convenient, connects firmly.

Description

Enhancement mode public first feeder connector

Technical Field

The utility model relates to a feeder connector specifically indicates a public first feeder connector of enhancement mode.

Background

The feeder connector (commonly called as a connector) refers to a connecting part used for connecting a feeder with equipment and cables of different types, and plays a role in connecting the feeder; at present, most of the existing feeder connector shells adopt a threaded connection mode, and the threaded connection mode needs to arrange wrench faces on a rear shell and a front shell so as to facilitate installation and connection, but the process is various, and the wrench faces are easy to generate edge abrasion when in use so as to cause skidding, are not beneficial to installation, are troublesome to process and increase the cost; generally, a sealing ring is arranged at a connecting port of the shell and the feeder line, and a sealing groove is usually formed in the inner wall of the shell in a mounting mode of the sealing ring, but the sealing ring is troublesome to process and troublesome to mount in the mode. To this end, a male feeder connector with an enhanced structure is proposed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an enhancement mode public first feeder connector in order to solve above problem.

In order to achieve the purpose, the utility model provides an enhancement mode public first feeder connector of following technical scheme, its characterized in that includes swivel nut, preceding shell, back shell, front insulator, back insulator, contact pin, cable clamp, front bush, back bush, O type circle A and O type circle B; the front shell is provided with an O-shaped ring mounting groove, a limiting step, a sealing groove, a fixing bulge, a fixing concave table, a mounting boss and a limiting concave table; the O-shaped ring A is arranged on the O-shaped ring mounting groove; the threaded sleeve is provided with a limiting groove corresponding to the limiting step, and the threaded sleeve is arranged on the front shell; an O-shaped ring B is arranged in the sealing groove; the front insulator is fixedly connected with the contact pin through the fixing bulge on the contact pin; the contact pin is connected with the front shell through a front insulator and a rear insulator, and the front insulator is fixedly connected with the front shell through a fixing bulge and a fixing concave platform on the front shell; the front bushing is arranged on a limiting concave table of the front shell in an interference fit manner, and a fixing step matched with the rear insulator is arranged on the front bushing; and the rear insulator is fixedly installed by matching with the limiting concave table through a fixed step on the front bushing.

Preferably, the rear shell is provided with a mounting concave platform, a cable clamp mounting step and a sealing ring mounting step; the cable clamp is installed on the cable clamp installation step in an extruding and clamping mode, a sealing ring is installed on the sealing ring installation step, the sealing ring is fixedly installed on the sealing ring installation step through a rear bushing, and the rear bushing is installed on the sealing ring installation step in an interference fit mode; and the rear shell is also provided with a cable clamp expansion groove.

Further preferably, the front housing and the rear housing are fixedly connected by interference fit.

Further preferably, the shape of the inner wall of the sealing ring is wave-shaped.

The utility model has the advantages that: the utility model discloses a simple structure, the leakproofness is strong, reduces processing technology, reduces the processing cost, and the installation is simple and convenient, connects firmly.

Drawings

FIG. 1 is a schematic structural diagram of the initial state of use of the present invention;

FIG. 2 is a schematic view of a partial structure of the present invention;

FIG. 3 is a schematic structural view of the front and middle shells of the present invention;

FIG. 4 is a schematic structural view of the middle and rear housings of the present invention;

fig. 5 is a schematic view of a partial structure of the front housing of the present invention.

Illustration of the drawings: 1. a threaded sleeve; 2. a front housing; 3. a rear housing; 4. a front insulator; 5. a rear insulator; 6. inserting a pin; 7. a cable clamp; 8. a front bushing; 9. a rear bushing; 10. o-shaped ring A; 11. an O-shaped ring B; 12. an O-shaped ring mounting groove; 13. a limiting step; 14. a sealing groove; 15. a fixed protrusion; 16. fixing the concave platform; 17. mounting a boss; 18. a limiting concave platform; 19. a limiting groove; 20. fixing the step; 21. mounting a concave platform; 22. a cable clamp mounting step; 23. mounting a step on the sealing ring; 24. a seal ring; 25. the cable clamp expands the groove.

Detailed Description

We refer to the drawings below for a male feeder connector with a reinforced structure according to the present invention.

As shown in fig. 1 to 5, the enhanced male feeder connector of the present embodiment is characterized by comprising a threaded sleeve 1, a front housing 2, a rear housing 3, a front insulator 4, a rear insulator 5, a pin 6, a cable clamp 7, a front bushing 8, a rear bushing 9, an O-ring a10 and an O-ring B11; the front shell 2 is provided with an O-shaped ring mounting groove 12, a limiting step 13, a sealing groove 14, a fixing bulge 15, a fixing concave table 16, a mounting boss 17 and a limiting concave table 18; the O-ring A10 is arranged on the O-ring mounting groove 12; the screw sleeve 1 is provided with a limiting groove 19 corresponding to the limiting step 13, and the screw sleeve 1 is arranged on the front shell 2; an O-shaped ring B11 is arranged in the sealing groove 14; the contact pin 6 is also provided with a fixing bulge 15, and the front insulator 4 is fixedly connected with the contact pin 6 through the fixing bulge 15 on the contact pin 6; the contact pin 6 is connected with the front shell 2 through the front insulator 4 and the rear insulator 5, and the front insulator 4 is fixedly connected with the front shell 2 through the fixing bulge 15 and the fixing concave platform 16 on the front shell 2; the front bushing 8 is arranged on a limiting concave table 13 of the front shell 2 in an interference fit manner, and a fixed step 20 matched with the rear insulator 5 is arranged on the front bushing 8; the rear insulator 5 is fixedly installed by matching with the limiting concave table 18 through a fixed step 20 on the front bushing 8; the rear shell 3 is provided with a mounting concave table 21, a cable clamp mounting step 22 and a sealing ring mounting step 23; the cable clamp 7 is installed on the cable clamp installation step 22 in an extrusion clamping mode, a sealing ring 24 is installed on the sealing ring installation step 23, the sealing ring 24 is fixedly installed on the sealing ring installation step 23 through a rear lining 9, and the rear lining 9 is installed on the sealing ring installation step 23 in an interference fit mode; the rear shell 3 is also provided with a cable clamp expansion groove 25; the rear shell 3 is provided with a mounting concave table 21, a cable clamp mounting step 22 and a sealing ring mounting step 23; the cable clamp 7 is installed on the cable clamp installation step 22 in an extrusion clamping mode, a sealing ring 24 is installed on the sealing ring installation step 23, the sealing ring 24 is fixedly installed on the sealing ring installation step 23 through a rear lining 9, and the rear lining 9 is installed on the sealing ring installation step 23 in an interference fit mode; the rear shell 3 is also provided with a cable clamp expansion groove 25; the shape of the inner wall of the sealing ring 24 is wave-shaped.

In the installation and connection process of the utility model, firstly, the O-shaped ring A10 and the O-shaped ring B11 are respectively installed in the O-shaped ring installation groove 12 and the sealing groove 14, then the swivel nut 1 is sleeved on the front shell 2 from the rear end of the front shell 2, at the moment, the swivel nut 1 is in a movable state on the front shell 2, and when the swivel nut 1 is connected with other parts, the limiting groove 19 on the swivel nut 1 is attached to the limiting step 13 on the front shell 2 to be in a fixed state; then, the front insulator 4 is fixedly arranged on the contact pin 6 through a fixing bulge 15 arranged on the front insulator 4, then the front insulator 4 and the contact pin 6 are fixedly arranged in the front shell 2 through a fixing concave platform 16 and a fixing bulge 15 arranged on the front shell 2, then the rear insulator 5 is arranged at the rear end of the contact pin 6, the rear insulator 5 is positioned through a limiting concave platform 18 arranged on the front shell 2, then the rear insulator 5 is fixed through a fixing step 20 on the front bushing 8, and the front bushing 8 is fixedly arranged on the limiting concave platform 18 through interference fit; then, the cable clamp 7 is installed at a cable clamp installation step 22 on the rear shell 3 through extrusion clamping, then the sealing ring 24 is installed and placed in the sealing ring installation groove, then the sealing ring 24 is positioned through the installed bushing 9, and the rear bushing 9 is installed on the sealing ring installation step 23 through interference fit; and finally, the front shell 2 and the rear shell 3 are connected and installed in an interference fit manner, only the initial state is initially installed and connected, the front shell 2 and the rear shell 3 are connected in place after the feeder line is connected, the installation boss 17 on the front shell 2 is attached to the front end face of the rear shell 3, the installation concave table 21 on the rear shell 3 is attached to the rear end face of the front shell 2, and the installation and connection are completed at the moment.

The utility model has the advantages that the traditional threaded connection mode is changed into the mode of crimping interference fit for connection, so that the processing technology of the shell is reduced, the cost is reduced, and the installation is convenient; the arrangement of the front insulator 4 and the rear insulator 5 plays a role in stabilizing the positioning and fixing of the inserting needle 6, the arrangement of the fixing bulge 15 of the front insulator 4 increases the mounting stability of the front insulator, and the matching and fixing position of the front bushing 8 and the fixing step 20 of the rear insulator 5 is fixed; the sealing performance of the connection between the front shell 2 and the rear shell 3 is improved by arranging the O-shaped ring B11 on the front shell 2; the cable clamp expansion groove 25 is formed in the rear shell 3, so that when a feeder enters the cable clamp 7, the cable clamp 7 can be expanded in the cable clamp expansion groove 25 due to extrusion force generated when the feeder is inserted, and the feeder is convenient to insert; a common sealing groove is replaced by the sealing ring mounting step 23, so that the sealing ring 24 is convenient to mount and process; by providing the inner wall of the sealing ring 24 in a wave-like shape, the fixation of the feeder line in the connector is ensured and the sealing property thereof is increased in order to increase the frictional force between the sealing ring 24 and the feeder line.

The scope of the present invention is not limited to the above embodiments and their variations. The present invention is not limited to the above embodiments, and other modifications and substitutions may be made by those skilled in the art.

Claims (4)

1. An enhanced male feed line connector is characterized by comprising a threaded sleeve (1), a front shell (2), a rear shell (3), a front insulator (4), a rear insulator (5), a contact pin (6), a cable clamp (7), a front bushing (8), a rear bushing (9), an O-shaped ring A (10) and an O-shaped ring B (11); the front shell (2) is provided with an O-shaped ring mounting groove (12), a limiting step (13), a sealing groove (14), a fixing bulge (15), a fixing concave table (16), a mounting boss (17) and a limiting concave table (18); the O-shaped ring A (10) is arranged on the O-shaped ring mounting groove (12); a limiting groove (19) corresponding to the limiting step (13) is formed in the threaded sleeve (1), and the threaded sleeve (1) is arranged on the front shell (2); an O-shaped ring B (11) is arranged in the sealing groove (14); the front insulator (4) is fixedly connected with the contact pin (6) through the fixing bulge (15) on the contact pin (6); the contact pin (6) is connected with the front shell (2) through the front insulator (4) and the rear insulator (5), and the front insulator (4) is fixedly connected with the front shell (2) through the fixing bulge (15) and the fixing concave platform (16) on the front shell (2); the front bushing (8) is arranged on a limiting concave table (18) of the front shell (2) in an interference fit manner, and a fixing step (20) matched with the rear insulator (5) is arranged on the front bushing (8); the rear insulator (5) is fixedly installed in a matched mode through a fixed step (20) on the front bushing (8) and a limiting concave table (18).

2. An enhanced male feeder connector as recited in claim 1, wherein: the rear shell (3) is provided with a mounting concave table (21), a cable clamp mounting step (22) and a sealing ring mounting step (23); the cable clamp (7) is mounted on a cable clamp mounting step (22) in an extrusion clamping manner, a sealing ring (24) is mounted on the sealing ring mounting step (23), the sealing ring (24) is fixedly mounted on the sealing ring mounting step (23) through a rear bushing (9), and the rear bushing (9) is mounted on the sealing ring mounting step (23) in an interference fit manner; and a cable clamp expansion groove (25) is also formed in the rear shell (3).

3. An enhanced male feeder connector as recited in claim 1, wherein: the front shell (2) and the rear shell (3) are fixedly connected through interference fit.

4. An enhanced male feeder connector as recited in claim 2, wherein: the shape of the inner wall of the sealing ring (24) is wave-shaped.