CN205809234U - A kind of intelligent cable insulation monitoring case - Google Patents
A kind of intelligent cable insulation monitoring case Download PDFInfo
- Publication number
- CN205809234U CN205809234U CN201620743584.6U CN201620743584U CN205809234U CN 205809234 U CN205809234 U CN 205809234U CN 201620743584 U CN201620743584 U CN 201620743584U CN 205809234 U CN205809234 U CN 205809234U
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- CN
- China
- Prior art keywords
- cable
- insulation monitoring
- controller
- monitoring case
- current transformer
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Abstract
The utility model discloses a kind of intelligent cable insulation monitoring case, including the casing being made up of superstructure and understructure, understructure includes inlet wire set, cone-shaped sealed gland, connect-disconnect plug, cable, ground terminal and the temperature sensor of at least one, inlet wire set, cone-shaped sealed gland and connect-disconnect plug are connected by one end of mechanism of lower floor successively one, the other end of mechanism of lower floor is located at by ground terminal, in cable is arranged in inlet wire set, cone-shaped sealed gland and connect-disconnect plug and connecting with ground terminal, temperature sensor embeds in being located at connect-disconnect plug and just contacts with cable outer layer；Superstructure includes current transformer, controller, alarm and power supply, and current transformer is connected with controller, and temperature sensor is connected with controller, and controller is connected with alarm.The intelligent cable insulation monitoring case that this utility model provides, when cable cover(ing) breaks down, can realize reporting to the police.
Description
Technical field
This utility model relates to electric field, especially a kind of intelligent cable insulation monitoring case.
Background technology
Power cable is the ingredient that power system is most basic, of crucial importance to whole power system.When protecting outside cable
Layer because laying time issuable mechanical damage and running in it is possible that chemical attack, the plague of rats, make to protect outside cable
Set suffers damage, and causes metal sheath multipoint earthing, becomes circulation with megarelief.The increase of metal sheath circulation can cause cable to send out
Heat, loss increases severely, thus have impact on the current capacity of cable.The operation safety of power system net may be threatened time serious.
On the contrary, if cable grounding system fails effective grounding for a certain reason, the induced voltage on metal sheath is just
Can raise.The length of cable is the longest, and the biggest then induced voltage of load current of cable is the highest, and highest induction voltage can reach
Wan Fu, the personal safety of serious threat operating maintenance personnel.Too high induced voltage also can puncture the insulating outer protective cover of cable, and
Fire may be caused in breakdown point continuous discharge, cause grid power blackout accident.
Utility model content
The purpose of this utility model be to provide a kind of when cable cover(ing) breaks down, the intelligent cable reported to the police can be realized
Insulation monitoring case.
The technical solution of the utility model is: a kind of intelligent cable insulation monitoring case, including casing, described casing be divided into by
Bolted understructure and superstructure, described understructure includes inlet wire set, cone-shaped sealed gland, connect-disconnect plug, cable, connects
Ground terminal and the temperature sensor of at least one, described inlet wire set, cone-shaped sealed gland and connect-disconnect plug are depended on by one end of mechanism of lower floor
Secondary one connects, and described ground terminal is located at the other end of mechanism of lower floor, described cable be arranged in inlet wire set, cone-shaped sealed gland and
In connect-disconnect plug and connecting with ground terminal, described temperature sensor embeds in being located at connect-disconnect plug and just connects with cable outer layer
Touch；
Described superstructure includes that current transformer, controller, alarm and power supply, described alarm are located at superstructure
Middle part, described current transformer and controller be respectively arranged on the both sides of alarm, and described power supply is located at the side of superstructure
On face, described current transformer is connected with controller, and described temperature sensor is connected with controller, described controller and alarm
It is connected.
Preferably, being covered with a shell outside described temperature sensor, described shell is by copper metal or aluminum metal or steel metal
Make.
Preferably, described current transformer is straight-through current transformer.
Preferably, described cable is three-core cable, wherein two heart yearns respectively with the electric current wiring within current transformer
Terminal is connected, and another root heart yearn is connected with the voltage wiring terminal within current transformer.
Preferably, described alarm is audible-visual annunciator.
Preferably, on described casing, the position of corresponding alarm be provided with glass vision panel, described glass vision panel be bilayer tempering
Double glazing form.
Preferably, described controller is microprocessor.
Preferably, described microprocessor is also connected with remote display.
Compared with prior art, this utility model has the advantages that 1. intelligent cable of the present utility model insulation
Watch box, when cable cover(ing) breaks down, metal sheath circulation increases, and current transformer can gather current signal and pass to
Microprocessor, when circulation exceedes preset value, microprocessor controls alarm equipment alarm, and metal sheath circulation increase simultaneously can cause
Electric cable heating, loss increase severely, and temperature sensor collects temperature signal and passes to microprocessor again, when temperature exceedes preset value
Microprocessor controls alarm equipment alarm, and double-reminding staff overhaul in time；2. this utility model intelligent cable insulation
In temperature sensor in watch box uses embedding to be located at connect-disconnect plug and just contact with cable outer layer, so connect compared to non-
Touch temperature sensor, can preferably collect the temperature of cable, makes data accurate, is covered with a bronze medal simultaneously outside temperature sensor
Or the shell that aluminum or steel metal are made, both outside electric wave interference to temperature measurement signal of maskable, it is ensured that thermometric is reliable, has again good
The accuracy of thermometric has been guaranteed since good conductivity of heat.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the profile of Fig. 1.
Detailed description of the invention
Below in conjunction with the accompanying drawings and detailed description of the invention, this utility model is described further.
Shown in as shown in Figure 1 to Figure 2, a kind of intelligent cable insulation monitoring case, including casing 1, casing 1 is divided into by bolt even
The understructure connect and superstructure.
Wherein understructure include inlet wire set 2, cone-shaped sealed gland 3, connect-disconnect plug 4, cable 5, ground terminal 6 and at least one
Temperature sensor 7, inlet wire set 2, cone-shaped sealed gland 3 and connect-disconnect plug 4 connect by one end of mechanism of lower floor successively one, earth terminal
The other ends that son 6 is located at mechanism of lower floor, in cable 5 is arranged in inlet wire set 2, cone-shaped sealed gland 3 and connect-disconnect plug 4 and with earth terminal 6
Son connects, and temperature sensor 7 embeds in being located at connect-disconnect plug 4 and just contacts with cable outer layer.It is covered with outside temperature sensor 7
One shell, shell is made up of copper metal or aluminum metal or steel metal.
Superstructure includes current transformer 8, controller 9, alarm 10 and power supply 11, and superstructure is located at by alarm 10
Middle part, current transformer 8 and controller 9 be respectively arranged on the both sides of alarm 10, and power supply 11 is located at the end side surface of superstructure
On；Current transformer 8 is connected with controller 9, and temperature sensor 7 is connected with controller 9, and controller 9 is connected with alarm 10.
Specifically, above-mentioned current transformer 8 is straight-through current transformer.Cable 5 is three-core cable, wherein two heart yearns
It is connected with the current wiring terminal within straight-through current transformer respectively, inside another root heart yearn and straight-through current transformer
Voltage wiring terminal be connected.
Alarm 10 is audible-visual annunciator.On casing 1, the position of corresponding alarm 10 be provided with glass vision panel 12, glass regards
Window 12 is double-deck tempering double glazing form.
Controller 9 is microprocessor.Microprocessor is also connected with remote display, and background work personnel can be on a display screen
Monitor, consult circulation and the temperature of cable cover(ing) at any time.
This utility model intelligent cable insulation monitoring case, when cable cover(ing) breaks down, metal sheath circulation increases, electricity
Current transformer 8 can gather current signal and pass to microprocessor again, and when circulation exceedes preset value, microprocessor controls alarm
10 report to the police, and metal sheath circulation increase simultaneously can cause electric cable heating, loss to increase severely, and temperature sensor 7 collects temperature signal
Passing to microprocessor again, when temperature exceedes preset value, microprocessor control alarm 10 is reported to the police, double-reminding staff
Overhaul in time.
In temperature sensor 7 in this utility model intelligent cable insulation monitoring case uses embedding to be located at connect-disconnect plug 4 and just
Contact with cable outer layer well, so compared to non-contact temperature sensor, can preferably collect the temperature of cable 5, make
Data are accurate, are covered with a bronze medal or aluminum or shell that steel metal is made, i.e. maskable external electrical ripple pair outside temperature sensor simultaneously 7
The interference of temperature measurement signal, it is ensured that thermometric is reliable, has guaranteed the accuracy of thermometric since having again good conductivity of heat.
The above embodiments are only preferred embodiment of the present utility model, it is impossible to limit right of the present utility model with this
Scope, therefore, the amendment made according to this utility model claim, equivalent variations, improvement etc., still belong to this utility model institute
The scope contained.
Claims (8)
1. an intelligent cable insulation monitoring case, including casing, described casing is divided into by bolted understructure and upper strata
Structure, it is characterised in that: described understructure includes inlet wire set, cone-shaped sealed gland, connect-disconnect plug, cable, ground terminal and at least
The temperature sensor of one, described inlet wire set, cone-shaped sealed gland and connect-disconnect plug are by one end of mechanism of lower floor successively one connection, institute
State ground terminal and be located at the other end of mechanism of lower floor, described cable be arranged in inlet wire set, cone-shaped sealed gland and connect-disconnect plug and with
Ground terminal connects, and described temperature sensor embeds in being located at connect-disconnect plug and just contacts with cable outer layer；
Described superstructure includes that current transformer, controller, alarm and power supply, described alarm are located in superstructure
Portion, described current transformer and controller be respectively arranged on the both sides of alarm, and described power supply is located in the end side surface of superstructure,
Described current transformer is connected with controller, and described temperature sensor is connected with controller, and described controller is connected with alarm.
A kind of intelligent cable insulation monitoring case the most according to claim 1, it is characterised in that: described temperature sensor outer housing
Being provided with a shell, described shell is made up of copper metal or aluminum metal or steel metal.
A kind of intelligent cable insulation monitoring case the most according to claim 1, it is characterised in that: described current transformer is for wearing
Core type current transformer.
4. according to a kind of intelligent cable insulation monitoring case described in claim 1 or 3, it is characterised in that: described cable is three cores
Cable, wherein two heart yearns are connected with the current wiring terminal within current transformer respectively, another root heart yearn and Current Mutual Inductance
Voltage wiring terminal within device is connected.
A kind of intelligent cable insulation monitoring case the most according to claim 1, it is characterised in that: described alarm is acousto-optic report
Alert device.
A kind of intelligent cable insulation monitoring case the most according to claim 1, it is characterised in that: on described casing, corresponding report
The position of alert device is provided with glass vision panel, and described glass vision panel is double-deck tempering double glazing form.
A kind of intelligent cable insulation monitoring case the most according to claim 1, it is characterised in that: described controller is micro-process
Device.
A kind of intelligent cable insulation monitoring case the most according to claim 7, it is characterised in that: described microprocessor also with far
Journey display screen is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620743584.6U CN205809234U (en) | 2016-07-15 | 2016-07-15 | A kind of intelligent cable insulation monitoring case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620743584.6U CN205809234U (en) | 2016-07-15 | 2016-07-15 | A kind of intelligent cable insulation monitoring case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205809234U true CN205809234U (en) | 2016-12-14 |
Family
ID=57511573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620743584.6U Expired - Fee Related CN205809234U (en) | 2016-07-15 | 2016-07-15 | A kind of intelligent cable insulation monitoring case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205809234U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106950467A (en) * | 2017-03-06 | 2017-07-14 | 温州电力建设有限公司 | A kind of cable insulation situation on-line monitoring device |
| CN108695732A (en) * | 2018-06-27 | 2018-10-23 | 贵州大学 | A kind of wall of aerated concrete block distribution box installing mechanism |
-
2016
- 2016-07-15 CN CN201620743584.6U patent/CN205809234U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106950467A (en) * | 2017-03-06 | 2017-07-14 | 温州电力建设有限公司 | A kind of cable insulation situation on-line monitoring device |
| CN108695732A (en) * | 2018-06-27 | 2018-10-23 | 贵州大学 | A kind of wall of aerated concrete block distribution box installing mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161214 Termination date: 20190715 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |