CN211182697U - A drum spring type power connector - Google Patents

Abstract

The utility model discloses a drum spring type power supply connector, which comprises a connecting feeder, a plug assembly, a connecting assembly and a power wire. The connecting feeder is inserted into the plug assembly, and the plug assembly is connected to the power wire via the connecting assembly, wherein the plug assembly It includes a feeder fixed shield assembly, a screw cover, an elastic drum spring, a power pin, and a plug body shell. The elastic drum spring and the power pin are arranged in the feeder fixed shield assembly, and the power pin is electrically connected to the feeder through the screw cover and the elastic drum spring. One end of the feeder is connected, the feeder fixing and shielding component is connected to one end of the plug body shell, and the other end of the plug body shell is connected to the connection component. The utility model uses the elastic drum spring to ensure that the plug and the feeder are always in contact in the inserted state, and the feeder with different diameters is always in the connected state due to manufacturing errors of different manufacturers, thereby effectively preventing the risk of instantaneous interruption.

Description

A drum spring type power connector

technical field

The utility model relates to the technical field of communication electrical connectors, in particular to a drum spring type power connector.

Background technique

With the development of electronics and intelligence, the requirements for electromagnetic compatibility in communication are getting higher and higher, and the requirements for the shielding resistance of connectors are also becoming more and more strict. Various disturbances lead to inexplicable disorder failures in the system, especially in harsh environments, the probability of problems increases sharply, so a connector that ensures continuous and reliable shielding and contact is a must in the market.

The connector required on the communication base station belongs to the outdoor connector with excellent environmental resistance. In the existing base station, the component here is a 7/8 feeder type connector, which is used for signal transmission. Existing connectors of this type do not have the function of transmitting high power, but only serve the function of connecting signals. Due to structural limitations, the wire diameter specification of the connecting feeder is limited, which cannot meet the requirements of the existing industry for high power transmission and the use of wire diameters from different manufacturers. .

Utility model content

The technical problem to be solved by the present invention is to provide a drum spring type power connector for the above-mentioned defects of the prior art.

The technical solution adopted by the utility model to solve the technical problem is to construct a drum spring type power supply connector, which includes a connection feeder, a plug assembly, a connection assembly and a power supply wire, and the connection feeder is inserted into the plug assembly, The plug assembly is connected to the power cord via the connection assembly, wherein the plug assembly includes a feeder fixing shielding assembly, a screw cover, an elastic drum spring, a power pin, a plug body housing, the elastic drum spring and The power pin is arranged in the feeder fixing shielding assembly, the power pin is electrically connected to one end of the connecting feeder through the screw cover and the elastic drum spring, and the feeder fixing shielding assembly is connected to the feeder. One end of the plug main body shell is connected to the connecting assembly.

In the drum spring type power connector provided by the present invention, the feeder fixing and shielding assembly includes a tail nut, a first sealing ring, a plug shell and a spring ring, and the tail nut is connected to the The plug housing is connected to the plug main body shell through the spring coil, and the inner wall of the plug housing is provided with a shielding groove.

In the drum spring type power connector provided by the present invention, the plug assembly includes a second sealing ring connected between the feeder fixing shield assembly and the plug main body shell.

In the drum spring type power supply connector provided by the present invention, the connection component is a socket component, and the socket component includes a socket flange shell, a first positioning foot and a power jack component. One end is fixed to the socket flange housing via the first positioning foot, and the power cord is plugged into the other end of the power jack assembly.

In the drum spring type power connector provided by the present invention, the plug assembly further comprises a connection nut connected between the plug assembly and the plug main body shell, and a connection nut connected between the plug main body shell and the plug main body shell. A snap ring between the connecting nuts and a third sealing ring connected between the connecting nut and the socket assembly.

In the drum spring type power connector provided by the present invention, the socket assembly further comprises a socket insulator main body and a socket insulating rear cover sleeved on the power socket assembly, and a socket flange shell disposed on the socket insulator body. on the fourth seal ring.

In the drum spring type power connector provided by the present invention, a plug insulator and a plug insulating back cover are sleeved on the power pins, and a shielding groove is provided at the end of the plug insulator.

In the drum spring type power connector provided by the present invention, the connection assembly includes a straight pipe, a shielding pressure plate and a cable joint, the shielding pressure plate is arranged in the straight pipe, and one end of the straight pipe is connected to the plug In the case of the main body, the other end of the straight pipe is connected to one end of the cable joint, and the other end of the cable joint is connected to the power cord.

In the drum spring type power connector provided by the present invention, the plug assembly further includes a snap ring connected between the feeder fixing shield assembly and the plug main body shell.

In the drum spring type power connector provided by the present invention, the plug assembly further includes a fifth sealing ring connected between the plug main body shell and the connection assembly.

The drum spring type power supply connector of the utility model has the following beneficial effects: the elastic drum spring ensures that the plug and the feeder are always in contact in the state of being inserted, and the feeder with different diameters caused by manufacturing errors of different manufacturers is always in the connected state, effectively preventing instantaneous The shielding groove ensures that the cable shield and the connector shell are always connected to prevent the danger of interference caused by special circumstances, and improve the reliability of the operation of the communication equipment; the length behind the flange of the socket assembly is short, which saves space for the internal layout of the chassis ; There is a connection nut when the plug assembly and the socket assembly are separated and inserted, which can realize quick plugging and unplugging.

Description of drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description It is only an embodiment of the present utility model, and for those of ordinary skill in the art, other drawings can also be obtained according to the provided drawings without creative work:

Fig. 1 is the overall structure diagram of the drum spring type power connector provided by the first embodiment of the present invention;

Figure 2 is an exploded schematic view of the plug assembly shown in Figure 1;

Figure 3 is an exploded schematic view of the socket assembly shown in Figure 1;

Fig. 4 is the overall structure diagram of the drum spring type power connector provided by the second embodiment of the present invention;

5 is an exploded schematic view of the drum spring type power connector provided in the second embodiment of the present invention.

Detailed ways

In order to facilitate the understanding of the present utility model, the present utility model will be more fully described below with reference to the related drawings. The accompanying drawings show typical embodiments of the present invention. However, the present invention may be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field to which the present invention belongs. The terms used in the description of the present invention herein are only for the purpose of describing specific embodiments, and are not intended to limit the present invention.

In order to better understand the above technical solutions, the above technical solutions will be described in detail below with reference to the accompanying drawings and specific embodiments of the description. Rather than limiting the technical solutions of the present application, the embodiments of the present invention and the technical features in the embodiments can be combined with each other without conflict.

Example 1

FIG. 1 is an overall structural diagram of a drum spring type power connector provided in Embodiment 1 of the present invention. As shown in FIG. 1 , the drum spring type power connector of the present invention includes a connecting feeder 1, a plug assembly 2, a socket assembly 3 and a power cable 4. The connecting feeder 1 is inserted into the plug assembly 2, and the The plug assembly 2 is inserted into the socket assembly 3, and the socket assembly 3 is connected to the power cord 4.

FIG. 2 is an exploded schematic view of the plug assembly shown in FIG. 1 . As shown in FIG. 2 , the plug assembly 2 includes a feeder fixing and shielding assembly, a screw cover 9, an elastic drum spring 10, a power pin 11, a plug body shell 15, and a connection nut 17. The elastic drum spring 10 and the The power pin 11 is arranged in the feeder fixing shielding assembly, the power pin 11 is electrically connected to one end of the connecting feeder 1 through the screw cover 9 and the elastic drum spring 10, and the feeder fixing shielding assembly It is connected to one end of the plug body housing 15 , and the other end of the plug body housing 15 is connected to the socket assembly 3 through the connection nut 17 . The fixed shielding component of the feeder ensures that the cable shield and the connector shell are always in a connected state, preventing the danger caused by interference in special circumstances, and improving the reliability of the operation of the communication equipment. An elastic drum spring is added to the power pin of the plug to ensure that the plug and the feeder are always in contact when they are inserted, and to ensure that the feeders of different diameters are always connected due to manufacturing errors of different manufacturers, effectively preventing the risk of instantaneous interruption. When the plug assembly and the socket assembly are separated and inserted, there is a connecting nut, which can realize quick plugging and unplugging.

Further, in an embodiment of the present invention, as shown in FIG. 2 , the feeder fixing and shielding assembly includes a tail nut 5 and a plug housing 7, the tail nut 5 is connected to the plug housing 7, and the plug housing 7 7 is connected to the plug main body housing 15, and the inner wall of the plug housing 7 is provided with a shielding groove; 6 and the spring coil 8 connected between the plug housing 7 and the plug body housing 15 . The plug assembly 2 further includes a second sealing ring 14 connected between the feeder fixing shield assembly and the plug body housing 15 , and a second sealing ring 14 connected between the plug body housing 15 and the connection nut 17 . The snap ring 16 and the third sealing ring 18 connected between the connecting nut 17 and the socket assembly 3 . A plug insulator 12 and a plug insulator back cover 13 are sleeved on the power pins 11 , and a shielding groove is provided at the end of the plug insulator 12 . The shielding electrical continuity is ensured by adding shielding grooves at the end positions of the plug housing and the plug insulator; the elastic drum spring is secured through the cooperation of the tail nut, the plug insulator and the plug insulator back cover.

FIG. 3 is an exploded schematic view of the socket assembly shown in FIG. 1 . As shown in FIG. 3 , the socket assembly 3 includes a socket flange housing 19 , a positioning pin 21 and a power jack assembly 23 , and one end of the power jack assembly 23 is fixed to the socket via the positioning pin 21 . The blue housing 19 is inserted, and the power cord 4 is inserted into the other end of the power jack assembly 23 . The socket assembly 3 further includes a socket insulator body 20 and a socket insulating rear cover 22 sleeved on the power jack assembly 23 . The socket assembly 3 further includes a fourth sealing ring 24 arranged on the socket flange housing 19 . The socket assembly adopts positioning feet to fix the power jack assembly. This structure requires little space for fixing. The power jack assembly and the power cord are directly fixed to the socket flange shell through the socket insulator body, the positioning feet and the socket insulation back cover, and the structure is simple. reliable. The power jack assembly is fixed by positioning feet, and the socket insulator is shortened, which effectively shortens the overall length, thus making the socket flange short in size and occupying less space inside the chassis.

Embodiment 2

FIG. 4 is an overall structural diagram of the drum spring type power connector provided in the second embodiment of the present invention. FIG. 5 is an exploded schematic view of the drum spring type power connector provided in the second embodiment of the present invention. As shown in FIG. 4 and FIG. 5 , the drum spring type power connector of the present invention includes a connection feeder 1, a plug assembly, a connection assembly and a power supply wire 4. The connection feeder 1 is inserted into the plug assembly, and the connection feeder 1 is inserted into the plug assembly. The plug assembly is connected to the power cord 4 via the connecting assembly shown.

As shown in FIGS. 4 and 5 , the plug assembly includes a feeder fixing shield assembly, a screw cover 9 , an elastic drum spring 10 , a power pin 11 , a plug body shell 15 , the elastic drum spring 10 and the power pin The pin 11 is arranged in the feeder fixing shielding assembly, the power pin 11 is electrically connected to one end of the connecting feeder 1 through the screw cover 9 and the elastic drum spring 10, and the feeder fixing shielding assembly is connected to the One end of the plug body housing 15 and the other end of the plug body housing 15 are connected to the connecting assembly. The fixed shielding component of the feeder ensures that the cable shield and the connector shell are always in a connected state, preventing the danger caused by interference in special circumstances, and improving the reliability of the operation of the communication equipment. An elastic drum spring is added to the power pin of the plug to ensure that the plug and the feeder are always in contact when they are inserted, and to ensure that the feeders of different diameters are always connected due to manufacturing errors of different manufacturers, effectively preventing the risk of instantaneous interruption.

Further, in the embodiment, as shown in FIG. 4 and FIG. 5 , the feeder fixing and shielding assembly includes a tail nut 5 and a plug housing 7 , the tail nut 5 is connected to the plug housing 7 , and the plug housing 7 Connected to the plug body housing 15 , the inner wall of the plug housing 7 is provided with a shielding groove; the feeder fixing and shielding assembly also includes a first sealing ring 6 connected between the end nut 5 and the plug housing 7 and the spring coil 8 connected between the plug housing 7 and the plug body housing 15 . The plug assembly further includes a second sealing ring 14 connected between the feeder fixed shield assembly and the plug body housing 15, and connected between the feeder fixed shield assembly and the plug body housing 15. The snap ring 25 is connected to the fifth sealing ring 29 between the plug body housing 15 and the connecting assembly. Shielded electrical continuity is ensured by adding shielding grooves to the plug housing.

Further, in the embodiment, the connection assembly includes a straight pipe 30, a shielding pressure plate 28 and a cable joint 31, the shielding pressure plate 28 is arranged in the straight pipe 30, and one end of the straight pipe 30 is connected to the In the plug body housing 15 , the other end of the straight pipe 30 is connected to one end of the cable connector 31 , and the other end of the cable connector 31 is connected to the power cord 4 . The cable joint 31 is a waterproof cable joint.

Compared with the prior art, the drum spring type power connector provided by the present invention has the following advantages:

1. The elastic drum spring ensures that the plug and the feeder are always in contact when they are inserted, so that the feeders of different diameters are always connected due to manufacturing errors of different manufacturers, effectively preventing the risk of instantaneous interruption;

2. Ensure that the cable shield and the connector shell are always connected through the shielding groove, prevent the danger caused by interference in special circumstances, and improve the reliability of the operation of the communication equipment;

3. The length behind the socket assembly flange is short, which saves space for the internal layout of the chassis;

4. There is a connection nut when the plug assembly and the socket assembly are separated and inserted, which can realize quick plugging and unplugging.

The embodiments of the present utility model have been described above in conjunction with the accompanying drawings, but the present utility model is not limited to the above-mentioned specific embodiments, which are only illustrative rather than restrictive, and the common technology in the field Under the inspiration of the present utility model, personnel can make many forms without departing from the scope of protection of the present utility model and the claims, which all belong to the protection of the present utility model.

Claims (10)

1. A drum spring type power connector is characterized by comprising a connecting feeder (1), a plug assembly (2), a connecting assembly and a power line (4), wherein the connecting feeder (1) is inserted into the plug assembly (2), the plug assembly (2) is connected to the power line (4) through the connecting assembly, the plug assembly (2) comprises a feeder fixing shielding assembly, a screw cover (9), an elastic drum spring (10), a power pin (11) and a plug main body shell (15), the elastic drum spring (10) and the power pin (11) are arranged in the feeder fixing shielding assembly, the power pin (11) is electrically connected to one end of the connecting feeder (1) through the screw cover (9) and the elastic drum spring (10), and the feeder fixing shielding assembly is connected to one end of the plug main body shell (15), the other end of the plug main body shell (15) is connected to the connecting component.

2. The drum spring type power connector according to claim 1, characterized in that the feeder line fixing shielding assembly comprises a tail nut (5), a first sealing ring (6), a plug outer shell (7) and a spring ring (8), wherein the tail nut (5) is connected to the plug outer shell (7) through the first sealing ring (6), the plug outer shell (7) is connected to the plug main body shell (15) through the spring ring (8), and the inner wall of the plug outer shell (7) is provided with a shielding groove.

3. Drum reed power connector according to claim 2, characterized in that the plug assembly (2) comprises a second sealing ring (14) connected between the feeder line fixation shield assembly and the plug body housing (15).

4. A drum spring type power connector according to claim 3, characterized in that the connecting component is a socket component (3), the socket component (3) comprises a socket flange housing (19), a first positioning pin (21) and a power jack component (23), one end of the power jack component (23) is fixed to the socket flange housing (19) via the first positioning pin (21), and the power cord is plugged into the other end of the power jack component (23).

5. The drum spring type power connector according to claim 4, wherein the plug assembly (2) further comprises a coupling nut (17) connected between the socket assembly (3) and the plug body housing (15), a snap ring (16) connected between the plug body housing (15) and the coupling nut (17), and a third packing (18) connected between the coupling nut (17) and the socket assembly (3).

6. The drum spring type power connector according to claim 4, wherein the socket assembly (3) further comprises a socket insulator main body (20) and a socket insulator rear cover (22) fitted over the power jack assembly (23), and a fourth seal ring (24) provided on the socket flange housing (19).

7. The drum spring type power connector according to claim 4, characterized in that the power pins (11) are sleeved with a plug insulator (12) and a plug insulator rear cover (13), and the tail end of the plug insulator (12) is provided with a shielding groove.

8. The drum spring type power connector according to claim 3, characterized in that the connecting assembly includes a straight tube (30), a shielding pressure plate (28), and a cable connector (31), the shielding pressure plate (28) is disposed inside the straight tube (30), one end of the straight tube (30) is connected to the plug main body housing (15), the other end of the straight tube (30) is connected to one end of the cable connector (31), and the other end of the cable connector (31) is connected to the power supply line (4).

9. The drum spring type power connector according to claim 8, wherein the plug assembly (2) further comprises a snap ring (25) connected between the feeder line fixed shield assembly and the plug main body housing (15).

10. Drum spring type power connector according to claim 8, characterized in that the plug assembly (2) further comprises a fifth sealing ring (29) connected between the plug body housing (15) and the connection assembly.

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