CN209948061U

CN209948061U - Ground disaster monitoring facilities's wire joint waterproof construction

Info

Publication number: CN209948061U
Application number: CN201921034387.7U
Authority: CN
Inventors: 邓永瀚; 张亮; 董梅; 胡辉
Original assignee: Sichuan Ruer Iot Technology Co Ltd
Current assignee: Sichuan Ruer Iot Technology Co Ltd
Priority date: 2019-07-04
Filing date: 2019-07-04
Publication date: 2020-01-14
Anticipated expiration: 2029-07-04

Abstract

The utility model provides a pair of ground disaster monitoring equipment's wire-terminal waterproof construction, include: the cable comprises a first cable, a second cable and a polyvinyl chloride sleeve; one end of each of the first cable and the second cable is stripped to expose the cable core, and copper wires of the cable cores of the first cable and the second cable are electrically connected together; the polyvinyl chloride sleeve is sleeved at the joint of the first cable and the second cable and completely covers the cable cores of the first cable and the second cable, and sealant is filled between the port of the polyvinyl chloride sleeve and the first cable and the second cable to form a sealing glue layer. The utility model discloses it has polyvinyl chloride sheathed tube port department to fill sealing glue layer at first cable conductor and second cable conductor overcoat, and it is sealed effectual, has avoided also can going out the entry short circuit situation of intaking in the too big place that has the ponding phenomenon of rainfall.

Description

Ground disaster monitoring facilities's wire joint waterproof construction

Technical Field

The utility model relates to a wire joint field, concretely relates to ground disaster monitoring equipment's wire joint waterproof construction.

Background

At present, in order to facilitate daily maintenance, various electrical appliances are generally connected through detachable power terminals, but the detachable power terminals are difficult to prevent water for outdoor wiring, so that short circuit is easily caused, and hidden dangers are increased. Particularly, a deformation displacement monitoring method and a crack relative displacement monitoring method are frequently adopted in the ground disaster monitoring, the electric wire butt joint is required to be carried out in the field ponding scene, and the water inlet short circuit condition is easy to occur in the place with the ponding phenomenon due to overlarge rainfall.

In the prior art, as in some related technologies, a power line connector convenient for plugging includes a housing assembly and a power connection assembly, where the housing assembly includes a plug sleeve, an outer rod, a cross rod, a rotating cap, a housing, a wiring plastic sleeve and a connecting wire barrel, the wiring plastic sleeve is located at the bottom of the housing and is fixedly connected to the housing, the top of the housing fixes the cross rod, and the connecting wire barrel is located at the top of the cross rod; be provided with rotatory cap through the bottom at outer pole, turn to through twisting it, can make the length of loop bar increase, top at the loop bar is provided with the sucking disc, can adsorb the surface of socket through it, prevent that wire joint when using, because the external wire pulling force makes and breaks away from the socket, be provided with loop bar and interior pole in the below of plug cover, when connecting not using, can preserve the inside of a connecting wire section of thick bamboo with it, prevent to expose for a long time and externally cause the pollution, reached convenient grafting, prevent to drop and preserve simple and convenient effect. The waterproof structure is convenient to insert, but the waterproof effect is poor, the short circuit phenomenon is easily caused, and the water inlet short circuit condition can be caused in places with excessive rainfall and water accumulation.

Disclosure of Invention

Technical problem to be solved

The utility model aims at providing a ground disaster monitoring facilities's wire-terminal waterproof construction has solved current electric wire water-proof effects poor, causes the defect of short circuit phenomenon easily.

(II) technical scheme

In order to solve the technical problem, the utility model provides a pair of ground disaster monitoring equipment's wire-terminal waterproof construction, include: the cable comprises a first cable, a second cable and a polyvinyl chloride sleeve; one end of each of the first cable and the second cable is stripped to expose the cable core, and copper wires of the cable cores of the first cable and the second cable are electrically connected together; the polyvinyl chloride sleeve is sleeved at the joint of the first cable and the second cable and completely covers the cable cores of the first cable and the second cable, and sealant is filled between the port of the polyvinyl chloride sleeve and the first cable and the second cable to form a sealing glue layer. The utility model discloses it has polyvinyl chloride sheathed tube port department to fill sealing glue layer at first cable conductor and second cable conductor overcoat, and it is sealed effectual, has avoided also can going out the entry short circuit situation of intaking in the too big place that has the ponding phenomenon of rainfall.

Preferably, the wire joint waterproof structure of the ground disaster monitoring equipment further comprises a heat-shrinkable sleeve, and the heat-shrinkable sleeve is sleeved outside the polyvinyl chloride sleeve. The utility model discloses further be equipped with heat shrinkage bush outside polyvinyl chloride sleeve pipe for the heat shrinkage pipe sticiss the polyvinyl chloride sleeve pipe and makes it be difficult for droing, and its waterproof performance is better.

Preferably, the inner side walls of the pipe orifices at two ends of the heat-shrinkable sleeve are provided with annular flanges. The utility model discloses set up annular flange, further make the pyrocondensation pipe sticis not unidimensional polyvinyl chloride sleeve pipe.

Preferably, the exposed joint of the copper wires of the first cable and the second cable is also wound with a waterproof adhesive tape. The utility model discloses set up waterproof sticky tape, further improved waterproof performance.

Preferably, the copper wires of the first cable wire and the second cable wire are fixed together through a pressing wire terminal or are welded together through a tin wire.

Preferably, the tin wire is melted to form a tin block, and the tin block partially wraps the copper wire ends of the first cable wire and the second cable wire. The utility model discloses the tin silk melting forms the copper line end of the complete local parcel first cable conductor of tin bar and second cable conductor, and its junction forms a monoblock conductive part, and its electric conductive property is more excellent.

Preferably, the polyvinyl chloride casing has a length longer than the lengths of the first and second electric cables.

(III) advantageous effects

The utility model provides a pair of ground disaster monitoring equipment's wire-terminal waterproof construction, it has following advantage:

1. the utility model discloses it has polyvinyl chloride sheathed tube port department to fill sealed glue film to overlap at first cable conductor and second cable conductor, and it is sealed effectual, has avoided the short circuit situation of intaking also can appear in the place that the rainfall is too big has the ponding phenomenon.

Drawings

Fig. 1 is a sectional view of a wire-terminal waterproof structure of a ground disaster monitoring device according to embodiment 1 of the present invention;

fig. 2 is a partially enlarged view of a portion a shown in fig. 1 of the wire-terminal waterproofing structure of the ground disaster monitoring device according to embodiment 1 of the present invention.

1. The cable comprises a first cable, a second cable, a polyvinyl chloride sleeve, a heat-shrinkable sleeve, a cable core, a copper wire, a sealing adhesive layer, a waterproof adhesive tape, a first cable, a second cable, a third cable, a fourth cable, a fifth cable, a sixth cable, a fourth cable, a fifth cable, a sixth.

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, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be mechanically coupled, directly coupled, or indirectly coupled through an intermediary. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

As shown in fig. 1 and fig. 2, the utility model provides a pair of ground disaster monitoring device's wire-terminal waterproof construction, include: the cable comprises a first cable 1, a second cable 2, a polyvinyl chloride sleeve 3 and a heat-shrinkable sleeve 4; the length of the polyvinyl chloride sleeve is longer than that of the first cable and the second cable. The heat-shrinkable sleeve is sleeved outside the polyvinyl chloride sleeve. The inner side walls of the pipe openings at the two ends of the heat-shrinkable sleeve are provided with annular flanges 9.

One end of each of the first cable and the second cable is stripped to expose the cable core 5, and copper wires 6 of the cable cores of the first cable and the second cable are electrically connected together; the polyvinyl chloride sleeve is sleeved at the joint of the first cable and the second cable and completely covers the cable cores of the first cable and the second cable, and sealant is filled between the port of the polyvinyl chloride sleeve and the first cable and the second cable to form a sealing adhesive layer 7. And the exposed joint of the copper wires of the first cable and the second cable is also wound with a waterproof adhesive tape 8. The copper wires of the first cable and the second cable are fixed through the wire pressing terminals or are welded together through tin wires. Wherein the tin wire melts and forms the tin nugget, and the tin nugget partially wraps up the copper wire ends of the first cable wire and the second cable wire.

The utility model discloses a ground disaster monitoring facilities's wire-terminal waterproof construction it is not only used for the electric wire, also is arranged in some connecting wires, signal line, and its application of the same structure should be regarded as equally in similar circuit the utility model discloses an equal transform.

When the cable cutting device is implemented, the first cable and the second cable with required lengths are cut firstly; one end of the first cable and one end of the second cable penetrate through the PVC pipe and the heat-shrinkable pipe in advance, and the copper wire is exposed by peeling; carrying out short connection on the copper wire by using wire pressing terminal fixing or tin wire welding; insulating and waterproof treatment (primary waterproof treatment) is carried out at the metal bare leakage by adopting a waterproof adhesive tape; sealing the pre-sleeved PVC pipe (filling sealant and performing secondary waterproof treatment); finally, heat-shrinkable tube heat treatment is applied to the outer layer.

The above-mentioned embodiments are only used for explaining the present invention, wherein the structure, connection mode, etc. of each component can be changed, all the equivalent transformation and improvement performed on the basis of the technical solution of the present invention should not be excluded from the protection scope of the present invention.

Claims

1. The utility model provides a ground disaster monitoring equipment's wire-terminal waterproof construction which characterized in that includes: the cable comprises a first cable, a second cable and a polyvinyl chloride sleeve;

one end of each of the first cable and the second cable is stripped to expose the cable core, and copper wires of the cable cores of the first cable and the second cable are electrically connected together; the polyvinyl chloride sleeve is sleeved at the joint of the first cable and the second cable and completely covers the cable cores of the first cable and the second cable, and sealant is filled between the port of the polyvinyl chloride sleeve and the first cable and the second cable to form a sealing glue layer.

2. The wire-terminal waterproofing structure according to claim 1, further comprising a heat-shrinkable sleeve that is externally sheathed with a polyvinyl chloride sleeve.

3. The electrical wire joint waterproofing structure according to claim 2, wherein the inner side walls of the pipe openings at both ends of the heat-shrinkable tube have annular flanges.

4. The wire-joint waterproofing structure according to claim 1, 2, or 3, wherein a waterproof tape is further wound around the exposed joint of the copper wires of the first cable and the second cable.

5. The wire-joint waterproofing structure according to claim 1, 2, or 3, wherein the copper wires of the first cable wire and the second cable wire are fixed via a crimping terminal or soldered together via a tin wire.

6. The earth-disaster monitoring device wire-terminal waterproofing structure as recited in claim 5, wherein the tin wire is melted to form a tin mass, and the tin mass partially wraps the copper wire ends of the first cable wire and the second cable wire.