CN209822935U - Improve public first feeder connector of structure - Google Patents

Abstract

The utility model discloses a male feeder connector with an improved structure, 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, a flat gasket, a snap spring and an O-shaped ring; the front shell is provided with an O-shaped ring mounting groove, a clamping groove, a flat gasket mounting step, a fixing bulge, a fixing concave table, a mounting boss and a limiting concave table; the flat pad is mounted on a flat pad mounting step on the front housing. 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

Improve public first feeder connector of structure

Technical Field

The utility model relates to a feeder line connector specifically indicates a public first feeder line connector of improvement structure.

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 a public head feeder connector with an improved structure, which is characterized in that the public head feeder connector comprises 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, a flat gasket, a snap spring and an O-shaped ring; the front shell is provided with an O-shaped ring mounting groove, a clamping groove, a flat gasket mounting step, a fixing bulge, a fixing concave table, a mounting boss and a limiting concave table; the flat pad is arranged at a flat pad mounting step on the front shell; the O-shaped ring is arranged on the O-shaped ring mounting groove; the screw sleeve is provided with a clamping groove which is the same as that of the front shell, the clamp spring is installed in the clamping groove in the front shell, and the screw sleeve is installed on the front shell through the matching of the clamping groove and the clamp spring; 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 installed on a limiting concave table of the front shell in an interference fit mode, a fixing step matched with the rear insulator is arranged on the front bushing, and the rear insulator is fixedly installed on the front shell in a matched mode through the fixing step on the front bushing and the limiting concave table.

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.

Further preferably, the cable clamp is a double-peak cable clamp.

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 diagram of the structure of the middle and rear shells 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. flattening the cushion; 11. a clamp spring; 12. an O-shaped ring; 13. an O-shaped ring mounting groove; 14. a card slot; 17. mounting a step on the flat pad; 18. a fixed protrusion; 19. fixing the concave platform; 20. mounting a boss; 21. a limiting concave platform; 22. fixing the step; 23. mounting a concave platform; 24. a cable clamp mounting step; 25. mounting a step on the sealing ring; 26. a seal ring; 27. 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. 1-4, the improved male feeder connector of this 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, a flat gasket 10, a snap spring 11 and an O-ring 12; the front shell 2 is provided with an O-shaped ring mounting groove 13, a clamping groove 14, a flat gasket mounting step 17, a fixing bulge 18, a fixing concave platform 19, a mounting boss 20 and a limiting concave platform 21; the flat gasket 10 is arranged at a flat gasket mounting step 17 on the front shell 2; the O-shaped ring 12 is arranged on the O-shaped ring mounting groove 13; the threaded sleeve 1 is provided with a clamping groove 14 which is the same as that of the front shell 2, the clamp spring 11 is installed in the clamping groove 14 on the front shell 2, and the threaded sleeve 1 is installed on the front shell 2 through the matching of the clamping groove 14 and the clamp spring 11; the contact pin 6 is also provided with a fixing bulge 18, and the front insulator 4 is fixedly connected with the contact pin 6 through the fixing bulge 18 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 18 and the fixing concave platform 19 on the front shell 2; the front bushing 8 is arranged on a limiting concave table 21 of the front shell 2 in an interference fit manner, a fixing step 22 matched with the rear insulator 5 is arranged on the front bushing 8, and the rear insulator 5 is fixedly arranged on the front shell 2 in a fit manner through the fixing step 22 on the front bushing 8 and the limiting concave table 21; the rear shell 3 is provided with a mounting concave table 23, a cable clamp mounting step 24 and a sealing ring mounting step 25; the cable clamp 7 is installed on the cable clamp installation step 24 in an extrusion clamping mode, a sealing ring 26 is installed on the sealing ring installation step 25, the sealing ring 26 is fixedly installed on the sealing ring installation step 25 through a rear bushing 9, and the rear bushing 9 is installed on the sealing ring installation step 25 in an interference fit mode; the rear shell 3 is also provided with a cable clamp expansion groove 27; the front shell 2 and the rear shell 3 are fixedly connected through interference fit; the inner wall of the sealing ring 26 is wave-shaped; the cable clamp 7 adopts a double-peak cable clamp.

In the installation and connection process of the utility model, firstly, the O-shaped ring 12 is installed in the O-shaped ring installation groove 13, the flat gasket 10 is installed at the flat gasket installation step 17, the clamp spring 11 is installed at the clamping groove 14 on the front shell 2, and then the screw sleeve 1 is fixedly connected with the front shell 2 through the clamp spring 11 and the clamping groove 14; then, the front insulator 4 is fixedly installed on the contact pin 6 through a fixing bulge 18 arranged on the contact pin 6, then the front insulator 4 and the contact pin 6 are fixedly installed in the front shell 2 through a fixing concave platform 19 and a fixing bulge 18 arranged on the front shell 2, then the rear insulator 5 is installed at the rear end of the contact pin 6, the rear insulator 5 is positioned through a limiting concave platform 21 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 installed and fixed on the limiting concave platform 18 through interference fit; then, the cable clamp 7 is installed at the installation step 22 of the cable clamp 7 on the rear shell 3 through extrusion clamping, then the sealing ring 24 is installed and placed on the sealing ring installation step 25, 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 25 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 20 on the front shell 2 is attached to the front end face of the rear shell 3, the installation concave table 23 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 pin 6, the arrangement of the fixing bulge 18 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 22 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 and installing the O-shaped ring on the front shell 2; the cable clamp expansion groove 27 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 27 due to extrusion force generated when the feeder is inserted, and the feeder is convenient to insert; the common sealing groove is replaced by the sealing ring mounting step 25, so that the sealing ring 26 is convenient to mount and process; by arranging the inner wall of the sealing ring in a wave shape, in order to increase the friction force between the sealing ring 26 and the feeder line, the fixation of the feeder line in the connector is ensured, and the sealing performance is increased; through the setting of installation boss 20, be convenient for preceding shell 2 spacing and location on the frock when being connected with back shell 3, be convenient for install.

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 (5)

1. A male feeder connector with an improved structure 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), a flat gasket (10), a clamp spring (11) and an O-shaped ring (12); the front shell (2) is provided with an O-shaped ring mounting groove (13), a clamping groove (14), a flat gasket mounting step (17), a fixing bulge (18), a fixing concave table (19), a mounting boss (20) and a limiting concave table (21); the flat pad (10) is arranged on a flat pad mounting step (17) on the front shell (2); the O-shaped ring (12) is arranged on the O-shaped ring mounting groove (13); the threaded sleeve (1) is provided with a clamping groove (14) which is the same as the front shell (2), the clamp spring (11) is installed in the clamping groove (14) on the front shell (2), and the threaded sleeve (1) is installed on the front shell (2) through the matching of the clamping groove (14) and the clamp spring (11); the front insulator (4) is fixedly connected with the contact pin (6) through the fixing bulge (18) 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 a fixing bulge (18) and a fixing concave platform (19) on the front shell (2); preceding bush (8) are installed on spacing concave station (21) of preceding shell (2) through interference fit, preceding bush (8) are gone up and are had fixed step (22) with back insulator (5) assorted, back insulator (5) are through fixed step (22) on preceding bush (8) and spacing concave station (21) cooperation fixed mounting in the front on shell (2).

2. A male feeder connector of improved construction as claimed in claim 1, wherein: the rear shell (3) is provided with a mounting concave table (23), a cable clamp mounting step (24) and a sealing ring mounting step (25); the cable clamp (7) is mounted on a cable clamp mounting step (24) in an extrusion clamping manner, a sealing ring (26) is mounted on the sealing ring mounting step (25), the sealing ring (26) is fixedly mounted on the sealing ring mounting step (25) through a rear bushing (9), and the rear bushing (9) is mounted on the sealing ring mounting step (25) in an interference fit manner; and a cable clamp expansion groove (27) is also formed in the rear shell (3).

3. A male feeder connector of improved construction as claimed in claim 1, wherein: the front shell (2) and the rear shell (3) are fixedly connected through interference fit.

4. A male feeder connector of improved construction as claimed in claim 2, wherein: the shape of the inner wall of the sealing ring (26) is wave-shaped.

5. A male feeder connector of improved construction as claimed in claim 2, wherein: the cable clamp (7) adopts a double-peak cable clamp.