CN211043641U

CN211043641U - Cable line intermediate head trouble early warning device

Info

Publication number: CN211043641U
Application number: CN201921434848.XU
Authority: CN
Inventors: 胡组新
Original assignee: Guangxi Xineng Electric Co ltd
Current assignee: Guangxi Xineng Electric Co ltd
Priority date: 2019-08-31
Filing date: 2019-08-31
Publication date: 2020-07-17
Anticipated expiration: 2029-08-31

Abstract

The utility model belongs to the technical field of power equipment, in particular to a cable line intermediate head fault early warning device, which comprises two protective covers which are symmetrically arranged up and down and are symmetrically clamped and fixed into a cylinder, wherein the protective cover on one side is provided with two energy discharge components which are connected in a sealing way, and the protective cover is internally provided with electronic components for early warning; can seal cable line joint department totally in two protecting covers through sealing member, when cable line joint department takes place the deflagration, reduce the circulation of air in two protecting covers, thereby restrain the burning of flame, reduce flame burning time, and simultaneously, the material of sealing rubber ring is rubber, can absorb the impact force that the deflagration produced, and can not lose the leakproofness, and the security is higher, because sealing rubber ring has certain elasticity, make sealing rubber ring can seal up different diameter size cables, improve suitability and sealed effect, further improve sealed effect.

Description

Cable line intermediate head trouble early warning device

Technical Field

The utility model belongs to the technical field of power equipment, concretely relates to cable run intermediate head trouble early warning device.

Background

The fault early warning device for the middle joint of the existing cable line detects acousto-optic data and temperature data of the cable joint in the shell through the sensor, the alarm generates corresponding alarm signals according to the data detected by the sensor, and maintenance personnel can know the cable joint with a fault in advance according to the alarm signals, so that the fault early warning and fault positioning functions are realized.

The shell sealing effect of the existing cable line intermediate joint fault early warning device is poor, particularly, the two ends of the shell are often limited by the deviation of the diameter size of a cable, so that the two ends of the shell cannot be completely sealed, if the cable joint is subjected to deflagration, the air can enter the shell through the two ends of the shell, the flame combustion time of the deflagration is long, and the safety of the cable line intermediate joint fault early warning device is low.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a cable run intermediate head trouble early warning device has the characteristics that sealing performance is good.

In order to achieve the above object, the utility model provides a following technical scheme: a cable line intermediate joint fault early warning device comprises two protective covers which are symmetrically arranged up and down and are clamped and fixed into a cylinder body, two energy discharge components which are in sealing connection are arranged on the protective cover on one side, an electronic component for early warning is further installed in the protective cover, two ends of the cylindrical body which is clamped and fixed into the protective cover in the up-down symmetrical mode are provided with contraction ends, the inner wall of each contraction end is provided with a plurality of fixing grooves, sealing components are detachably connected onto the two contraction ends and comprise fixing pipes and sealing rubber rings, the fixing pipes are in sealing connection with the sealing rubber rings through transition conical rubber rings, the other ends of the sealing rubber rings are integrally formed with access rubber rings, and a plurality of sealing clamping rings corresponding to the fixing grooves are integrally formed on the fixing pipes, and a plurality of compression rings are integrally formed at two ends of the sealing rubber ring.

Preferably, let out can the component including fixed outer tube and cover establish its inboard fixed inner tube, fixed outer tube with fixed inner tube all with protecting cover fixed connection, fixed inner tube with the inside of protecting cover link up.

Preferably, the top ends of the fixed outer pipe and the fixed inner pipe are detachably connected with a pressing cover, the bottom surface of the pressing cover is fixedly connected with a connecting pipe, and the connecting pipe slides on the inner wall of the fixed inner pipe.

Preferably, a connecting ring for limiting the connecting pipe is fixedly bonded to the outer wall of the connecting pipe.

Preferably, the fixed outer tube with be equipped with the folding bag of rubber between the fixed inner tube, the one end of the folding bag of rubber with the protecting cover sealing fixed connection, the other end of the folding bag of rubber with the bottom surface sealing fixed connection who compresses tightly the lid.

Preferably, the outer wall of the rubber folding bag is bonded with a reflective strip.

Compared with the prior art, the beneficial effects of the utility model are that:

1. can seal cable line joint department totally in two protecting covers through sealing member, when cable line joint department takes place the detonation, reduce the circulation of air in two protecting covers, thereby restrain the burning of flame, reduce flame burning time, and simultaneously, the material of sealing rubber ring is rubber, can absorb the impact force that the detonation produced, and can not lose the leakproofness, the security is higher, because sealing rubber ring has certain elasticity, make sealing rubber ring can seal up different diameter size cables, improve suitability and sealed effect, the clamp ring can play the packing force that increases sealing rubber ring and cable, further improve sealed effect, make cable line intermediate head trouble early warning device security higher.

2. If cable line connects department and takes place the detonation, deflagration's impact force is discharged through fixed inner tube, and act on compressing tightly to cover, compress tightly the lid under the effect of impact force and break away from the contact with fixed outer tube and fixed inner tube, and simultaneously, it drives the folding bag of rubber and outwards expandes to compress tightly the lid, the folding bag of rubber can absorb deflagration's impact force, and simultaneously, the folding bag of rubber is sealing connection with compressing tightly lid and protecting cover, after deflagration, outside air still can't get into in two protecting covers, further reduce the circulation of air, restrain the flame after the deflagration, increase the security, and simultaneously, it can normally play the energy that absorbs deflagration production to let out the energy component, further increase cable line intermediate head trouble early.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of a sealing member according to the present invention;

FIG. 3 is a schematic structural view of an energy discharging member according to the present invention;

fig. 4 is a system diagram of an electronic component according to the present invention.

In the figure: 1. a protective cover; 11. a contracting end; 111. fixing grooves; 2. an energy discharge member; 21. fixing the outer tube; 22. fixing the inner pipe; 23. a compression cover; 231. a connecting pipe; 232. a connecting ring; 24. a rubber folding bag; 3. a sealing member; 31. a fixed tube; 311. an excessive taper rubber ring; 312. sealing the snap ring; 32. sealing the rubber ring; 321. connecting a rubber ring; 322. and a compression ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: a cable line intermediate joint fault early warning device comprises two protective covers 1 which are symmetrically arranged up and down and are provided with two semicircular cylinders, the two protective covers 1 are symmetrically clamped and fixed up and down to form a cylinder, the protective cover 1 on one side is provided with two energy discharge components 2 which are connected in a sealing way, the protective cover 1 is internally provided with an electronic component for early warning, two ends of the two protective covers 1 which are symmetrically clamped and fixed up and down to form a cylinder are respectively provided with a contraction end 11, the inner walls of the two contraction ends 11 are provided with a plurality of fixed grooves 111, the two contraction ends 11 can be detachably connected with a sealing component 3, the sealing component 3 comprises a fixed pipe 31 and a sealing rubber ring 32, the fixed pipe 31 is connected with the sealing rubber ring 32 in a sealing way through an excessive conical rubber ring 311, the other end of the sealing rubber ring 32 is integrally formed with an access rubber ring 321, the fixed pipe 31 is integrally formed, a plurality of compression rings 322 are integrally formed at both ends of the sealing rubber ring 32.

In this embodiment, the working principle of the electronic component for early warning installed in the protecting cover 1 is the same as the working principle of a waterproof and explosion-proof box of a cable intermediate joint disclosed in chinese patent with publication number CN208046202U, which specifically includes: the sensor is used for detecting acousto-optic data and temperature data in the box body of the waterproof and explosion-proof box; the alarm is used for generating an alarm signal under the condition that acousto-optic data is greater than a first set value and/or temperature data is greater than a second set value, the sensor is connected with the signal receiving equipment through a sensor output signal line, the sensor transmits the alarm signal sent by the acousto-optic sensor and the temperature sensor to the signal receiving equipment through the sensor output signal line, so that maintenance personnel can obtain fault information of the waterproof and explosion-proof box in time and process the fault waterproof and explosion-proof box in time, wherein the signal receiving equipment is an intelligent terminal with a communication function, such as a mobile phone, a tablet personal computer and the like, when the cable line connector is installed, when the cable line connector is not connected, the two sealing members 3 are firstly sleeved at the two cable line connectors, when the cable line connector is sleeved, the access rubber ring 321 is in a horn mouth shape, and a horn mouth accessed to the rubber ring 321 is sleeved inwards from the cable line connector, the cable line joint sequentially passes through the access rubber ring 321, the sealing rubber ring 32, the transition conical rubber ring 311 and the fixed pipe 31, two sealing components 3 are sleeved at the two cable line joints, then the two cable line joints are connected, after the connection is finished, two protective covers 1 are symmetrically covered at the two cable line joints and are clamped and fixed, meanwhile, the sealing component 3 sleeved at the two cable line joints in advance is moved to the contraction end 11, the fixed pipe 31 in the sealing component 3 is arranged in the contraction end 11, the sealing clamping ring 312 on the fixed pipe 31 is arranged in the fixing groove 111 on the contraction end 11, thereby realizing the sealing and fixing of the fixed pipe 31, as the sealing rubber ring 32 has certain elasticity, the sealing rubber ring 32 can seal cables with different diameters, the applicability and the sealing effect are improved, the pressing ring 322 can play a role in increasing the pressing force of the sealing rubber ring 32 and the cables, further improve sealed effect, can seal up cable line joint department totally in two protecting covers 1 through sealing member 3, when cable line joint department takes place deflagration, reduce the circulation of air in two protecting covers 1 to restrain the burning of flame, reduce flame burning time, simultaneously, the material of sealed rubber ring 32 is rubber, can absorb the impact force that deflagration produced, and can not lose the leakproofness, and the security is higher.

Specifically, let out can component 2 establish the fixed inner tube 22 of its inboard including fixed outer tube 21 and cover, fixed outer tube 21 and fixed inner tube 22 all with protecting cover 1 fixed connection, fixed inner tube 22 link up with protecting cover 1's inside, are formed with certain space between fixed inner tube 22 and the fixed outer tube 21, the installation of the folding bag of rubber 24 of being convenient for.

Specifically, the top of fixed outer tube 21 and fixed inner tube 22 can be dismantled and be connected with and compress tightly lid 23, and the bottom surface fixedly connected with connecting pipe 231 that compresses tightly lid 23, connecting pipe 231 slide in the inner wall of fixed inner tube 22, can play the sealed effect to fixed outer tube 21 and fixed inner tube 22, guarantee the seal between two protecting covers 1.

Specifically, the outer wall of the connection pipe 231 is fixedly bonded with a connection ring 232 for limiting the connection pipe 231, and when the connection pipe 231 is not subjected to an external force, the pressing cover 23 and the connection pipe 231 are not detached.

Specifically, a rubber folding bag 24 is arranged between the fixed outer tube 21 and the fixed inner tube 22, one end of the rubber folding bag 24 is fixedly connected with the protecting cover 1 in a sealing way, the other end of the rubber folding bag 24 is fixedly connected with the bottom surface of the pressing cover 23 in a sealing way, if deflagration occurs at the joint of the cable line, the impact force of the deflagration is discharged through the fixed inner tube 22, and acts on the pressing cap 23, the pressing cap 23 is separated from contact with the fixed outer tube 21 and the fixed inner tube 22 by the impact force, meanwhile, the pressing cover 23 drives the rubber folding bag 24 to expand outwards, the rubber folding bag 24 can absorb the impact force of deflagration, simultaneously, the folding bag of rubber 24 with compress tightly lid 23 and protecting cover 1 and be sealing connection, after the detonation, outside air still can't get into two protecting covers 1 in, further reduces the circulation of air, suppresses the flame after the detonation, increases the security, simultaneously, can normally play the energy that absorbs the detonation and produce by the earning member 2.

Specifically, the outer wall of the folding bag of rubber 24 bonds and has reflection of light strip, and after detonation, it drives the folding bag of rubber 24 and outwards expandes to compress tightly lid 23, and the maintainer is when overhauing, and the folding bag of rubber 24 that the accessible expandes accurately judges the detonation position, improves the repair time, and simultaneously, reflection of light strip can play the effect of reflection of light, and the maintainer of being convenient for observes night.

The utility model discloses a theory of operation and use flow: when the cable line connector is installed, when the cable line connector is not connected, firstly, two sealing members 3 are sleeved at the two cable line connectors, when the cable line connector is sleeved, the access rubber ring 321 is in a horn mouth shape, the horn mouth accessed to the rubber ring 321 is sleeved inwards from the cable line connector, so that the cable line connector sequentially passes through the access rubber ring 321, the sealing rubber ring 32, the transition conical rubber ring 311 and the fixed tube 31, after the two sealing members 3 are sleeved at the two cable line connectors, the two cable line connectors are connected, after the connection is finished, the two protective covers 1 are symmetrically covered at the two cable line connectors and clamped and fixed, meanwhile, the sealing members 3 sleeved at the two cable line connectors in advance are moved to the contraction end 11, the fixed tube 31 in the sealing members 3 is arranged in the contraction end 11, and the sealing clamping rings 312 on the fixed tube 31 are arranged in the fixing grooves 111 on the contraction end 11, thereby realize the sealed fixed to fixed pipe 31, because sealing rubber ring 32 has certain elasticity, make sealing rubber ring 32 can seal up different diameter size cables, improve suitability and sealed effect, clamp ring 322 can play the packing force that increases sealing rubber ring 32 and cable, further improve sealed effect, can seal up cable line joint department in two protecting covers 1 completely through sealing member 3, when cable line joint department takes place the deflagration, reduce the circulation of air in two protecting covers 1, thereby restrain the burning of flame, reduce flame burning time, and simultaneously, sealing rubber ring 32's material is rubber, can absorb the impact force that the deflagration produced, and can not lose the leakproofness, and the security is higher.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a cable run intermediate head trouble early warning device, includes protecting cover (1) of the upper and lower symmetrical arrangement of two halfcylinders, two the fixed cylinder, one side of protecting cover (1) upper and lower symmetrical block is equipped with two sealing connection's the component of can letting out (2) on protecting cover (1), still install the electronic components who is used for the early warning in protecting cover (1), its characterized in that: two the fixed both ends of a cylinder of protecting cover (1) longitudinal symmetry block all have shrink end (11), two a plurality of fixed slot (111) have been seted up to the inner wall of shrink end (11), two all can be dismantled on shrink end (11) and be connected with sealing member (3), sealing member (3) are including solid fixed tube (31) and sealed rubber ring (32), gu fixed tube (31) through excessive toper rubber ring (311) with sealed rubber ring (32) sealing connection, the other end integrated into one piece of sealed rubber ring (32) has and inserts rubber ring (321), gu fixed tube (31) go up integrated into one piece have a plurality of with the corresponding sealed snap ring (312) of fixed slot (111), the both ends integrated into one piece of sealed rubber ring (32) has a plurality of clamp ring (322).

2. The device of claim 1 for early warning of faults of intermediate joints of cable lines, wherein: let out can component (2) establish its inboard fixed inner tube (22) including fixed outer tube (21) and cover, fixed outer tube (21) with fixed inner tube (22) all with protecting cover (1) fixed connection, fixed inner tube (22) with the inside of protecting cover (1) link up.

3. The device of claim 2, wherein the device comprises: the top end of the fixed outer tube (21) and the top end of the fixed inner tube (22) are detachably connected with a pressing cover (23), the bottom surface of the pressing cover (23) is fixedly connected with a connecting tube (231), and the connecting tube (231) slides on the inner wall of the fixed inner tube (22).

4. The device of claim 3, wherein the device comprises: and a connecting ring (232) for limiting the connecting pipe (231) is fixedly bonded to the outer wall of the connecting pipe (231).

5. The device of claim 3, wherein the device comprises: the fixed outer tube (21) with be equipped with the folding bag of rubber (24) between fixed inner tube (22), the one end of the folding bag of rubber (24) with protecting cover (1) sealing fixed connection, the other end of the folding bag of rubber (24) with the bottom surface sealing fixed connection who compresses tightly lid (23).

6. The device of claim 5, wherein the device comprises: the outer wall of the rubber folding bag (24) is bonded with a reflective strip.