CN215580329U

CN215580329U - Compression type cable quick connector

Info

Publication number: CN215580329U
Application number: CN202121887148.3U
Authority: CN
Inventors: 刘思明
Original assignee: Sichuan Chuansheng Cable Co ltd
Current assignee: Sichuan Chuansheng Cable Co ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-01-18
Anticipated expiration: 2031-08-12

Abstract

The utility model discloses a compression type cable quick connector which comprises a connecting pipe (1) and is characterized in that an elastic pressing device is arranged in the connecting pipe (1), and compression caps (2) used for extruding and fixing the elastic pressing device are respectively arranged at two ends of the connecting pipe (1). The elastic pressing device is matched with the compression cap and the connecting conductor to realize the rapid butt joint of the cable, wherein the elastic pressing device and the connecting conductor form a cable clamping piece together.

Description

Compression type cable quick connector

Technical Field

The utility model relates to the technical field of cables, in particular to a compression type cable quick connector.

Background

In power cabling construction, the lengths of bypass cables required at different sites vary, and cable connectors are often used to connect segmented bypass cables to quickly extend or shorten the bypass cable length. In view of the convenience of field installation, the cable connectors are all plug-in connectors. However, the plug-in connector may generate mechanical wear during repeated plugging and unplugging processes, which may easily cause the cable connector to become loose, and if the plug-in connector is continuously used with electricity, a serious safety accident of a cable line may be caused, so that the conventional cable connector has poor connection stability, which may easily cause a decrease in conductivity, thereby causing the cable to be unable to be used normally.

Therefore, it is urgent in the art to develop a cable connector that can quickly complete the butt joint between cables and ensure the stability of the connection in use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems of the existing copper wire connector and provide a compression type cable quick connector which can quickly complete the butt joint between cables and ensure the stability of connection in use.

A compression type cable quick connector comprises a connecting pipe, wherein an elastic pressing device is arranged in the connecting pipe, compression caps used for extruding and fixing the elastic pressing device are respectively arranged at two ends of the connecting pipe, and the compression caps and the connecting pipe form an insulating connecting cavity together; and a connecting conductor is arranged in the connecting pipe, and the connecting conductor and the elastic pressing device jointly form a cable clamping piece.

As a further scheme of the utility model, a clapboard is also arranged in the connecting pipe and divides the connecting pipe into a first connecting cavity and a second connecting cavity; one end of the connecting conductor is positioned in the first connecting cavity, and the other end of the connecting conductor is positioned in the second connecting cavity.

As a further aspect of the present invention, the number of the elastic pressing devices is two, and one of the two elastic pressing devices is disposed in the first connecting cavity and forms a first clamping member together with the connecting conductor located in the first connecting cavity, and the other is disposed in the second connecting cavity and forms a second clamping member together with the connecting conductor located in the second connecting cavity.

As a further scheme of the utility model, the elastic pressing device comprises an extrusion block arranged outside the connecting pipe, two sliding arms symmetrically arranged on the extrusion block and extending into the connecting pipe, a pressing plate arranged in the connecting pipe and fixedly connected with the two sliding arms, and a compression spring sleeved on the sliding arms extending into the connecting pipe; the sliding arm can vertically move on the side wall of the connecting pipe; the upper end face of the extrusion block is an inclined plane, and the compression cap is connected with the extrusion block in a sliding mode.

In order to enable the pressing plate to be better attached to the copper wire surface of the cable in connection and better clamp and fix the copper wire of the cable, the bottom surface of the pressing plate is an arc surface, the bottom surface of the pressing plate is provided with a thread biting tooth, and one end of the bottom surface of the pressing plate is further provided with a first arc-shaped bevel opening. Meanwhile, the opposite surface of the bottom surface of the connecting conductor and the pressing plate is also provided with an arc surface and a thread engagement tooth, the two ends of the connecting conductor are respectively provided with a second arc-shaped sloping platform matched with the first arc-shaped sloping port, and the second arc-shaped sloping platform and the first arc-shaped sloping port jointly form a horn clamping port.

As a further scheme of the utility model, in order to enable the pressing cap to better extrude the extrusion block, an annular clamping cavity is arranged in the compression cap, an annular extrusion plate with an inner annular surface matched with the upper end surface of the extrusion block in an inclined plane is arranged in the annular clamping cavity, and the extrusion block is in sliding connection with the annular extrusion plate.

As a further scheme of the utility model, in order to facilitate the screwing of the compression cap by a user, a clamping table which facilitates the screwing of the compression cap is arranged at the cap opening end of the compression cap, the connecting pipe is connected with the compression cap through threads, and the clamping table is also arranged in the middle of the connecting pipe.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

(1) the elastic pressing device is matched with the compression cap and the connecting conductor to realize the quick butt joint of the cable, wherein the elastic pressing device and the connecting conductor form a cable clamping piece together, when the cable clamping piece is used, a copper wire of the cable is quickly inserted into the cable clamping piece formed by the elastic pressing device and the connecting conductor together, the elastic pressing device firmly presses the copper wire of the cable on the connecting conductor, and the elastic pressing device is pressed and fixed again through the extrusion block in the compression cap, so that the stability and the effectiveness of the cable connection are effectively ensured, and the cable connector can not be worn in use, so that the problem of poor connection stability of the existing cable connector can be effectively solved.

(2) According to the utility model, the thread engagement teeth are respectively arranged on the opposite surfaces of the pressing plate and the connecting conductor, so that the stability of clamping a copper wire of a cable can be effectively improved, and the stability of cable connection is ensured.

Drawings

Fig. 1 is an overall structural view of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is a schematic structural view of the press cap of the present invention.

Fig. 4 is a schematic structural view of an annular compression plate of the present invention.

Fig. 5 is a schematic structural view of the platen of the present invention.

Fig. 6 is a schematic view of the structure of the connection conductor of the present invention.

Fig. 7 is a schematic view of the structure of the extrusion block of the present invention.

The reference numbers in the above figures refer to: 1-connecting pipe, 2-compression cap, 201-clamping table, 202-annular clamping cavity, 3-extrusion block, 4-annular extrusion plate, 5-pressing plate, 501-thread tooth-biting, 502-first arc-shaped ramp, 6-compression spring, 7-sliding arm, 8-connecting conductor, 801-second arc-shaped ramp and 9-partition plate.

Detailed Description

The present invention will be described in further detail with reference to examples, but the embodiments of the present invention are not limited thereto.

Examples

As shown in fig. 1 to 7, the compressed cable quick connector of the present invention includes a connecting pipe 1, and the connecting pipe 1 is preferably implemented by a plastic pipe with insulating property in this embodiment, so as to ensure that the connector has good insulating property. A plurality of mounting holes have been preset on the plug of connecting pipe 1, and set up elasticity closing device in connecting pipe 1, compress and fix in order to elasticity closing device, compression cap 2 that is used for extrusion and fixed elasticity closing device has been set up respectively at the both ends of connecting pipe 1, and compression cap 2 forms an insulating connection chamber with connecting pipe 1 jointly, through threaded connection between compression cap 2 and the connecting pipe 1, and the connection fastening opposite direction of the compression cap 2 at 1 both ends of connecting pipe, so that the compression cap 2 at 1 both ends of connecting pipe locks. The compression cap 2 in this embodiment is preferably implemented by a rubber cap having an insulating property.

In order to facilitate screwing the opening end of the compression cap, a clamping table 201 is arranged, meanwhile, the connecting pipe 1 is in threaded connection with the compression cap 2, and the clamping table 201 is also arranged in the middle of the connecting pipe 1. The connecting conductor 8 is arranged in the connecting pipe 1, the connecting conductor 8 in the embodiment is preferably realized by a copper block with strong electric conductivity, and the connecting conductor 8 is embedded on the inner wall of the connecting pipe 1. In use, the connecting conductor 8 and the elastic pressing device together form a cable clamping piece, the elastic pressing device can firmly press the copper wire of the butted cable on the connecting conductor 8, and the connecting conductor 8 is used as a connecting body of the copper wire of the butted cable.

Further, as shown in fig. 2, a partition plate 9 is further disposed in the connecting pipe 1, and the partition plate 9 is specifically fixed in the middle of the connecting pipe 1 and is fixed with the connecting pipe 1. The partition 9 divides the connection pipe 1 into a first connection chamber and a second connection chamber. One end of the connecting conductor 8 is located in the first connecting cavity and the other end is located in the second connecting cavity. Specifically, the lower end of the partition plate 9 is attached to the connecting conductor 8, and the connecting conductor 8 is uniformly separated, so that the lengths of the connecting conductors 8 in the first connecting cavity and the second connecting cavity are consistent, and the effectiveness and the stability of cable connection are ensured.

Meanwhile, the number of the elastic pressing devices is two, the two elastic pressing devices are symmetrically arranged in the connecting pipe 1, one of the two elastic pressing devices is arranged in the first connecting cavity and forms a first clamping piece together with the connecting conductor 8 in the first connecting cavity, and the other elastic pressing device is arranged in the second connecting cavity and forms a second clamping piece together with the connecting conductor 8 in the second connecting cavity. When the quick butt joint device is used, one of the cables to be butt jointed is fixed on the connecting conductor 8 in the first connecting cavity through the elastic pressing device in the first connecting cavity, and the other cable is fixed on the connecting conductor 8 in the second connecting cavity through the elastic pressing device in the second connecting cavity, so that the quick butt joint of the cables is realized.

As shown in fig. 2, the elastic pressing means includes a pressing block 3, a slide arm 7, a pressing plate 5, and a compression spring 6. Specifically, extrusion piece 3 sets up outside connecting pipe 1, as shown in fig. 7, and extrusion piece 3's up end is the inclined plane, and extrusion piece 3 is close to the nose end of connecting pipe 1 and is the low side, and the nose end of keeping away from connecting pipe 1 is high-end. The compression cap 2 is slidably connected with the extrusion block 3, and in order to enable the compression cap 2 to better extrude and fix the extrusion block 3, as shown in fig. 3 and 4, an annular clamping cavity 202 is arranged in the compression cap 2, and an annular extrusion plate 4 with an inner annular surface matched with the upper end surface of the extrusion block 3 in an inclined plane is arranged in the annular clamping cavity 202, namely, the high end and the low end of the inner annular surface of the annular extrusion plate 4 are opposite to the high end and the low end of the extrusion block 3. When in use, the extrusion block 3 is in sliding connection with the annular extrusion plate 4. The number of the sliding arms 7 is two, the two sliding arms 7 are symmetrically arranged on the pressing block 3 and extend into the connecting pipe 1, namely the sliding arms 7 are arranged in mounting holes preset on the side wall of the connecting pipe 1, and the sliding arms 7 can vertically move on the side wall of the connecting pipe 1. In this embodiment, in order to ensure the insulating performance of the connector, the slide arm 7 is implemented by a rubber rod having a strong hardness and being less susceptible to aging deformation.

Meanwhile, the pressing plate 5 is arranged in the connecting pipe 1 and fixedly connected with the two sliding arms 7, and during installation, the two sliding arms 7 are inserted into the top of the pressing plate 5 and are fixed through viscose glue. In order to enable the pressing plate to be better attached to the copper wire surface of the cable in connection and better clamp and fix the copper wire of the cable, as shown in fig. 5, the bottom surface of the pressing plate 5 is an arc surface, a thread engaging tooth 501 is arranged on the bottom surface of the pressing plate 5, and a first arc-shaped bevel opening 502 is further arranged at one end of the bottom surface of the pressing plate 5. Meanwhile, as shown in fig. 6, the opposite surface of the bottom surface of the connecting conductor 8 and the pressing plate 5 is also an arc surface and is provided with a thread engaging tooth 501, the two ends of the connecting conductor 8 are also respectively provided with a second arc-shaped ramp 801 matched with the first arc-shaped ramp 502, and the second arc-shaped ramp 801 and the first arc-shaped ramp 502 together form a horn clamping opening, so that a copper wire of a cable can be conveniently inserted in use. The compression spring 6 is sleeved on a slide arm 7 extending into the connecting pipe 1, and the compression spring 6 is realized by adopting a strong spring which can apply enough pressure on the pressing plate 5 to well pre-arrange the copper wires of the cable on the connecting conductor 8.

During the use, with two compression caps 2 cover respectively on two cables that need connect the back, insert the copper line of the exposure of two cables respectively hard into first connecting cavity and second connecting cavity, make the copper line head of two cables contact with baffle 9 respectively. At this time, the pressing plates 5 of the first connection cavity and the second connection cavity firmly press the copper wires of the cables on the connection conductors 8 under the action of the compression springs 6, so that the copper wires of the two cables are conducted. At this moment, overlap respectively the compression cap 2 on two cables on connecting pipe 1, and twist and move compression cap 2, make the low end of annular stripper plate 4 to the high-end removal of extrusion piece 3, and exert a decurrent pressure to extrusion piece 3, make clamp plate 5 remove once more downwards, at this moment, the screw thread of clamp plate 5 is bitten tooth 501 just can be fine and is bitten on the copper line of cable, and simultaneously, connecting conductor 8 is under the copper line of cable receives the condition of pressure, also can be bitten on the copper line of cable, thereby realize the effectual fixed to the cable.

According to the utility model, the elastic pressing device is matched with the compression cap 2 and the connecting conductor 8, so that the rapid butt joint of the cable is realized, wherein the elastic pressing device and the connecting conductor 8 form a cable clamping piece together, when the cable clamping piece is used, a copper wire of the cable is rapidly inserted into the cable clamping piece formed by the elastic pressing device and the connecting conductor together, the elastic pressing device firmly presses the copper wire of the cable on the connecting conductor 8, and the pressing block 3 in the compression cap 2 is used for pressing and fixing the elastic pressing device again, so that the stability and effectiveness of cable connection are effectively ensured, and the cable connector can not be worn in use, so that the problem of poor connection stability of the existing cable connector can be effectively solved. Meanwhile, the thread teeth 501 are respectively arranged on the opposite surfaces of the pressing plate 3 and the connecting conductor 8, so that the stability of clamping copper wires of the cable can be better improved, and meanwhile, the stability of cable connection is better ensured.

As described above, the present invention can be preferably realized.

Claims

1. A compression type cable quick connector comprises a connecting pipe (1), and is characterized in that an elastic pressing device is arranged in the connecting pipe (1), compression caps (2) used for extruding and fixing the elastic pressing device are respectively arranged at two ends of the connecting pipe (1), and the compression caps (2) and the connecting pipe (1) form an insulating connecting cavity together; a connecting conductor (8) is arranged in the connecting pipe (1), and the connecting conductor (8) and the elastic pressing device jointly form a cable clamping piece.

2. A compression cable quick connector according to claim 1, wherein a partition (9) is further provided in the connecting pipe (1), the partition (9) dividing the connecting pipe (1) into a first connecting chamber and a second connecting chamber; one end of the connecting conductor (8) is positioned in the first connecting cavity, and the other end of the connecting conductor is positioned in the second connecting cavity.

3. A compression cable quick-connector according to claim 2, in which the number of the elastic compression means is two, and one of the two elastic compression means is arranged in the first connection chamber and forms a first clamp together with the connection conductor (8) located in the first connection chamber, and the other is arranged in the second connection chamber and forms a second clamp together with the connection conductor (8) located in the second connection chamber.

4. A compression type cable quick connector according to claim 3, wherein the elastic pressing device comprises an extrusion block (3) arranged outside the connecting pipe (1), two sliding arms (7) symmetrically arranged on the extrusion block (3) and extending into the connecting pipe (1), a pressing plate (5) arranged in the connecting pipe (1) and fixedly connected with the two sliding arms (7), and a compression spring (6) sleeved on the sliding arm (7) extending into the connecting pipe (1); the sliding arm (7) can vertically move on the side wall of the connecting pipe (1); the upper end face of the extrusion block (3) is an inclined plane, and the compression cap (2) is connected with the extrusion block (3) in a sliding mode.

5. The compression type cable quick connector according to claim 4, wherein the bottom surface of the pressure plate (5) is a cambered surface, the bottom surface of the pressure plate (5) is provided with a thread engaging tooth (501), and one end of the bottom surface of the pressure plate (5) is further provided with a first cambered bevel opening (502); the connecting conductor (8) is also provided with a cambered surface and a thread tooth (501) on the opposite surface of the bottom surface of the pressing plate (5), the two ends of the connecting conductor (8) are respectively provided with a second arc-shaped sloping platform (801) matched with the first arc-shaped sloping port (502), and the second arc-shaped sloping platform (801) and the first arc-shaped sloping port (502) jointly form a horn clamping port.

6. A compression cable quick connector according to claim 5, characterized in that an annular clamping cavity (202) is arranged in the compression cap (2), an annular extrusion plate (4) with an inner annular surface matched with the upper end surface of the extrusion block (3) in an inclined way is arranged in the annular clamping cavity (202), and the extrusion block (3) is connected with the annular extrusion plate (4) in a sliding way.

7. A compression type cable quick connector according to any one of claims 1 to 6, wherein the mouth end of the compression cap (2) is provided with a clamping table (201) for facilitating the screwing of the compression cap (2), the connecting pipe (1) is connected with the compression cap (2) through a thread, and the middle part of the connecting pipe (1) is also provided with the clamping table (201).