CN218498803U

CN218498803U - Cable sealing sleeve

Info

Publication number: CN218498803U
Application number: CN202222524978.0U
Authority: CN
Inventors: 陈华菁
Original assignee: Dongguan Jinxunyuan Wire And Cable Co ltd
Current assignee: Dongguan Jinxunyuan Wire And Cable Co ltd
Priority date: 2022-09-22
Filing date: 2022-09-22
Publication date: 2023-02-17
Anticipated expiration: 2032-09-22

Abstract

The utility model relates to the technical field of cables, a cable sealing sleeve is disclosed, including connector, connecting sleeve, sealed sponge, first grip block and second grip block, the outer wall of sealed sponge with first grip block with second grip block looks butt, first grip block is equipped with first spigot surface, the second grip block is equipped with the second spigot surface, the inner wall of connecting sleeve be equipped with first spigot surface with the third spigot surface of second spigot surface looks butt passes at the cable behind the sealed sponge, will sealed sponge is installed connecting sleeve's inside, under the effect on spigot surface, first grip block with the second grip block is drawn close together along radial each other simultaneously, makes first grip block with the second grip block is right along radial sealed sponge extrudees sealedly, ensures around the cable all with sealed sponge closely cooperates, improves holistic leakproofness.

Description

Cable sealing sleeve

Technical Field

The utility model relates to the technical field of cables, especially, relate to a cable gland cover.

Background

The cable is one of important products in a power supply line, can provide a power source for electrical equipment, and has been widely applied to various industries. When electrical equipment is installed in outdoor open air, outdoor rainwater and sand can influence electrical equipment, and the reliability of equipment operation is reduced, so that the dustproof and waterproof functions of the electrical equipment are very important.

To the sealed problem between cable and the electrical equipment, also there is some cable accessories products to have sealing function at present, as the chinese utility model patent that publication number is CN216872827U, discloses a cable water joint, and the cable is realized compressing tightly by the effect of housing cap and clamping ring in annular seal assembly and is connected, plays sealed effect. The sealing assembly in the prior art is only extruded and sealed along the axial direction of the cable through the shell cap, and the periphery of the cable cannot be ensured to be in a sealing state, so that the sealing effect is not ideal.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at: a cable gland is provided which is capable of a compression seal in the radial direction of the cable.

In order to realize the above aim, the utility model provides a cable sealing sleeve, including connector, connecting sleeve, sealed sponge, first grip block and second grip block, the connector with connecting sleeve threaded connection, sealed sponge overlaps on the cable along the axial, sealed sponge's outer wall with first grip block with second grip block looks butt, first grip block is equipped with first spigot surface, the second grip block is equipped with the second spigot surface, connecting sleeve's inner wall be equipped with first spigot surface with the third spigot surface of second spigot surface looks butt, the connector can promote first grip block with the second grip block is drawn close along radially, with the extrusion sealed sponge seals.

As the preferred technical scheme, still include the stripper plate, connecting sleeve is equipped with the internal thread, the connector be equipped with internal thread matched with external screw thread, the stripper plate with the connector is along radial plane looks butt, sealed sponge is located between stripper plate and first grip block, the second grip block.

As a preferred technical scheme, the extrusion plate consists of two semi-ring plates.

As a preferred technical scheme, a boss is arranged on one side, back to the extrusion plate, of the sealing sponge, a first arc-shaped surface matched with the boss is arranged on the first clamping plate, and a second arc-shaped surface matched with the boss is arranged on the second clamping plate.

As a preferred technical solution, the first clamping plate and the second clamping plate are semi-ring plates.

As a preferred technical scheme, the inner wall of the connecting sleeve is provided with a limiting surface along the radial direction, and the limiting surface is connected with the third guide surface.

As a preferred technical scheme, the sealing sponge is provided with an opening which is sleeved in the cable along the radial direction, and two side surfaces of the opening are attached to each other.

As preferred technical scheme, connecting sleeve's outer wall is equipped with the mounting panel, the mounting panel dorsad one side of connector is equipped with sealed the pad.

As preferred technical scheme, the mounting panel is the rectangular plate, the four corners of mounting panel are equipped with the mounting hole.

Preferably, the pressing plate, the first clamping plate and the second clamping plate are made of plastic or metal materials.

The utility model provides a pair of cable gland compares with prior art, and its beneficial effect lies in: after the cable passes the sealed sponge, will sealed sponge is installed connecting sleeve's inside utilizes the first spigot surface of first grip block with the second spigot surface of second grip block with connecting sleeve's third spigot surface cooperatees, works as the connector promotes along the axial first grip block with when the second grip block removes, under the effect of direction inclined plane, first grip block with the second grip block also draws close each other along radial simultaneously, makes first grip block with the second grip block is right along radial sealed sponge extrudees sealedly, ensures around the cable all with sealed sponge closely cooperates, improves holistic leakproofness, reaches better dustproof and waterproof effect, and extension electrical equipment's life is longer.

Drawings

Figure 1 is a schematic cross-sectional structural view of a cable gland of an embodiment of the present invention;

fig. 2 is an enlarged schematic view of the structure at a in fig. 1.

Fig. 3 is an enlarged schematic view of the structure at B in fig. 1.

Fig. 4 is an external structural view of a cable gland according to an embodiment of the present invention;

fig. 5 is an exploded view of a cable gland in accordance with an embodiment of the present invention.

In the figure:

10. a connector;

20. a connecting sleeve; 21. a third guide surface; 22. a limiting surface; 23. mounting a plate; 24. mounting holes;

30. sealing the sponge; 31. a boss; 32. an opening;

40. a first clamping plate; 41. a first guide surface;

50. a second clamping plate; 51. a second guide surface;

60. a pressing plate;

70. and a gasket.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it should be understood that the terms used in the present invention are used in the description of the present invention, and it should be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer" and the like used in the present invention are used in the directions or positional relationships indicated on the basis of the drawings, and are only for the convenience of description of the present invention and simplification of the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.

It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, a "first" message may also be referred to as a "second" message, and similarly, a "second" message may also be referred to as a "first" message, without departing from the scope of the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 and 5, the utility model discloses a cable sealing sleeve of preferred embodiment, including connector 10, connecting sleeve 20, sealed sponge 30, first grip block 40 and second grip block 50, connector 10 with connecting sleeve 20 threaded connection, sealed sponge 30 overlaps on the cable along the axial, the outer wall of sealed sponge 30 with first grip block 40 with second grip block 50 looks butt, first grip block 40 is equipped with first spigot surface 41, second grip block 50 is equipped with second spigot surface 51, the inner wall of connecting sleeve 20 be equipped with first spigot surface 41 with the third spigot surface 21 that second spigot surface 51 looks butt, connector 10 can promote first grip block 40 with second grip block 50 draws close along radial, with the extrusion sealed sponge 30 seals.

Based on the above technical scheme, after the cable passes sealed sponge 30, will sealed sponge 30 installs connecting sleeve 20's inside utilizes first spigot surface 41 of first grip block 40 with second spigot surface 51 of second grip block 50 with connecting sleeve 20's third spigot surface 21 cooperatees, works as connector 10 promotes along the axial first grip block 40 with when second grip block 50 removes, under the effect of direction inclined plane, first grip block 40 with second grip block 50 also draws close together along radial each other simultaneously, makes first grip block 40 with second grip block 50 is right along radial sealed sponge 30 carries out extrusion seal, ensures all around the cable all with sealed sponge 30 closely cooperates, improves holistic leakproofness, reaches better dustproof water-proof effects, and the life of extension electrical equipment is longer.

The cross section of the cable is generally circular, the first clamping plate 40 and the second clamping plate 50 are semi-annular plates, and the extrusion sealing of the sealing sponge 30 can be more suitable for the shape of the cable. Specifically, the outer annular surfaces of the first clamping plate 40 and the second clamping plate 50 are matched with the connecting sleeve 20, the inner annular surfaces of the first clamping plate 40 and the second clamping plate 50 are matched with the sealing sponge 30, and when the first clamping plate 40 and the second clamping plate 50 are closed together along the radial direction, the inner annular surfaces of the first clamping plate 40 and the second clamping plate 50 form a circular hole matched with the shape of a cable, so that the sealing effect of the cable is ensured.

In this embodiment, the cable gland further includes an extrusion plate 60, the connection sleeve 20 is provided with an internal thread, the connector 10 is provided with an external thread matching with the internal thread, the extrusion plate 60 is abutted against the connector 10 along a radial plane, and the sealing sponge 30 is located between the extrusion plate 60 and the first and

second clamping plates

40 and 50. Because sealed sponge 30 has higher elastic deformation, relies on alone connector 10 can't ensure right sealed sponge 30 extrudees comprehensively, has consequently increased stripper plate 60, stripper plate 60 with sealed sponge 30 laminating by a large scale works as connector 10 promotes when stripper plate 60 removes, makes stripper plate 60 is right along whole radial plane sealed sponge 30 carries out extrusion sealing, also can ensure simultaneously through sealed sponge 30 promotes first grip block 40 with second grip block 50 removes. Furthermore, the extrusion plate 60 is composed of two semi-annular plates, and the two semi-annular plates can be sleeved on the cable without penetrating from the head and tail ends of the cable. The pressing plate 60, the first clamping plate 40 and the second clamping plate 50 are made of plastic or metal materials and made of hard materials, so that the pressing effect on the sealing sponge 30 can be ensured.

In this embodiment, a boss 31 is disposed on a side of the sealing sponge 30 facing away from the pressing plate 60, the first clamping plate 40 is disposed with a first arc-shaped surface matched with the boss 31, and the second clamping plate 50 is disposed with a second arc-shaped surface matched with the boss 31. The boss 31 has an inclined peripheral surface, the first arc-shaped surface and the second arc-shaped surface can be matched with the inclined peripheral surface for extrusion, when the extrusion plate 60 extrudes the sealing sponge 30, the boss 31 can also be extruded along the axial direction under the limitation of the first arc-shaped surface and the second arc-shaped surface, so that the boss 31 can simultaneously perform axial and radial extrusion sealing, and the sealing effect is further improved.

In this embodiment, the inner wall of the connecting sleeve 20 is provided with a limiting surface 22 along the radial direction, and the limiting surface 22 is connected with the third guiding surface 21. The limiting surface 22 can prevent the first clamping plate 40 and the second clamping plate 50 from being separated from the connecting sleeve 20 when moving, and in a non-sealing state, a gap between the first clamping plate 40 and the second clamping plate 50 and the limiting surface 22 has a certain distance, and when the first clamping plate 40 and the second clamping plate 50 are pushed to a limit position, the gap and the limiting surface 22 can prevent the first clamping plate 40 and the second clamping plate 50 from being separated.

In this embodiment, the sealing sponge 30 is provided with an opening 32 for inserting the cable along a radial direction, and two side surfaces of the opening 32 are attached to each other. When the sealing sponge 30 is sleeved on the cable, the cable can be sleeved on the central hole of the sealing sponge 30 only by opening the opening 32 through elastic deformation of the sealing sponge 30, and the cable needs to be sleeved from the head end and the tail end of the cable.

In this embodiment, the outer wall of the connecting sleeve 20 is provided with a mounting plate 23, and a sealing gasket 70 is provided on a side of the mounting plate 23 facing away from the connecting head 10. This cable gland mainly is applied to on the electrical equipment, still needs further to ensure the sealed effect between cable gland and the electrical equipment, the outer wall of connecting sleeve 20 outwards extends and forms the rectangular plate, the four corners of installation is equipped with mounting hole 24, can install through fasteners such as bolts, dorsad one side of connector 10 is equipped with sealed pad 70, can ensure the leakproofness between mounting panel 23 and the electrical equipment.

To sum up, the utility model provides a pair of cable gland mainly has following advantage: (1) The first clamping plate 40 and the second clamping plate 50 can be used for realizing radial extrusion sealing on the sealing sponge 30; (2) The sealing sponge 30 is provided with the boss 31, and under the matching of the first arc-shaped surface and the second arc-shaped surface, axial extrusion sealing can be realized at the same time, so that the sealing property is improved; (3) The outer wall of the connecting sleeve 20 is provided with an installation plate 23, and the connecting sleeve is installed on the electrical equipment through the sealing gasket 70, so that the sealing property is also provided between the cable sealing sleeve and the electrical equipment.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a cable gland, a serial communication port, including connector, connecting sleeve, sealed sponge, first grip block and second grip block, the connector with connecting sleeve threaded connection, sealed sponge overlaps on the cable along the axial, sealed sponge's outer wall with first grip block with the butt is mutually held to the second grip block, first grip block is equipped with first spigot surface, the second grip block is equipped with the second spigot surface, connecting sleeve's inner wall be equipped with first spigot surface with the third spigot surface of second spigot surface looks butt, the connector can promote first grip block with the second grip block is drawn close along radially, with the extrusion sealed sponge seals.

2. A cable gland according to claim 1, further comprising a stripper plate, wherein the connecting sleeve is provided with internal threads, the connector is provided with external threads which cooperate with the internal threads, the stripper plate abuts the connector along a radial plane, and the sealing sponge is located between the stripper plate and the first and second clamping plates.

3. A cable gland according to claim 2, wherein the extruded panel is formed from two semi-annular panels.

4. A cable gland according to claim 2, wherein, a boss is provided on a side of the sealing sponge facing away from the stripper plate, the first clamping plate is provided with a first arcuate surface for mating with the boss, and the second clamping plate is provided with a second arcuate surface for mating with the boss.

5. A cable gland according to claim 1, wherein, the first and second clamping plates are semi-annular plates.

6. A cable gland according to claim 1, wherein the inner wall of the coupling sleeve is provided with a radially-directed limiting surface which is connected to the third guide surface.

7. A cable gland according to claim 1, wherein the sealing sponge is provided with an opening for radially inserting a cable, the two sides of the opening engaging.

8. A cable gland according to claim 1, wherein the outer wall of the coupling sleeve is provided with a mounting plate, the side of the mounting plate facing away from the coupling head being provided with a sealing gasket.

9. A cable gland according to claim 8, wherein, the mounting plate is a rectangular plate, and mounting holes are provided at four corners of the mounting plate.

10. A cable gland according to claim 2, wherein the stripper plate, the first clamping plate and the second clamping plate are made from a plastics or metal material.