CN206921558U - Shield oil resistant cable and insulation online monitoring system - Google Patents
Shield oil resistant cable and insulation online monitoring system Download PDFInfo
- Publication number
- CN206921558U CN206921558U CN201720596019.6U CN201720596019U CN206921558U CN 206921558 U CN206921558 U CN 206921558U CN 201720596019 U CN201720596019 U CN 201720596019U CN 206921558 U CN206921558 U CN 206921558U
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- Prior art keywords
- oil resistant
- conductor
- cable
- insulating layer
- shielding
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Abstract
Shielding oil resistant cable provided by the utility model and insulation online monitoring system, are related to cable field.Insulating layer of conductor is set in conductor periphery, and is connected with conductor.Screen layer is set in interior conducting shell periphery, and is connected with insulating layer of conductor.Oil resistant insulating layer is set in screen layer periphery, and the outer surface of screen layer is provided with multiple projections, and the inner surface setting of oil resistant insulating layer has multiple grooves, and multiple raised corresponded respectively with multiple grooves coordinate.Two line noses are separately positioned on the both ends of cable body, and are electrically connected respectively with the both ends of conductor, and two seals connect one of line nose and adjacent oil resistant insulating layer respectively.This oil-resistant high-temperature of the shielding oil resistant cable, bubble can guarantee that the insulating properties of cable in high temperature oil for a long time, and can effectively slow down cable insulation aging.The shielding oil resistant cable is light, and installs simple and convenient.The insulation online monitoring system that utility model provides uses the shielding oil resistant cable, has good stability.
Description
Technical field
Cable field is the utility model is related to, in particular to shielding oil resistant cable and insulation online monitoring system.
Background technology
In order to be monitored in unit operation to the insulation of upper guide shoe, the cable used at present is common cable.
The disadvantage of common cable is exactly not oil resistant, because upper guide shoe insulated on-line monitoring cable is to steep for a long time
In high temperature oil, cable insulation aging certainly will be caused, so as to reduce insulation, or even influence the safe and stable operation of unit.
Therefore it is the current technical problem for being badly in need of solving to design a kind of cable that can effectively solve the above problems.
Utility model content
The purpose of this utility model is to provide a kind of shielding oil resistant cable, the shielding oil resistant cable oil-resistant high-temperature, length
Time steeps the insulating properties that cable is can guarantee that in high temperature oil, and can effectively slow down cable insulation aging.The shielding oil resistant cable
It is light, and install simple and convenient.
Another object of the present utility model is to provide a kind of insulation online monitoring system, insulation online monitoring system use
On-line monitoring is carried out in the upper guide shoe insulation to hydrogenerator, it uses shielding oil resistant cable provided by the utility model, should
Bubble can guarantee that insulating properties to shielding oil resistant cable in high temperature oil for a long time, and can effectively slow down insulation ag(e)ing, so that the insulation
Online monitoring system keeps preferable stability.
The utility model, which solves its technical problem, to be realized using following technical scheme：
One kind shielding oil resistant cable, including cable body, two line noses and two seals；
The cable body includes at least one interior conducting shell, screen layer and oil resistant insulating layer；The interior conducting shell includes leading
Body and insulating layer of conductor, the insulating layer of conductor is set in the conductor periphery, and is connected with the conductor；The screen layer set
The interior conducting shell periphery is located at, and is connected with the insulating layer of conductor；The oil resistant insulating layer is set in the screen layer periphery,
And the outer surface of the screen layer is provided with multiple projections, the inner surface setting of the oil resistant insulating layer has multiple grooves, multiple
Raised corresponded respectively with multiple grooves coordinates；
Two line noses are separately positioned on the both ends of the cable body, and the both ends electricity with the conductor respectively
Connection, two seals connect one of line nose and adjacent oil resistant insulating layer respectively.
Further, the cable body includes multiple interior conducting shells, and multiple interior conducting shells arrange in shape is clustered round,
The screen layer is set in outside multiple interior conducting shells, and is connected with the insulated conductor layer of most peripheral.
Further, multiple interior conducting shells are twisted.
Further, it is provided with packing material between multiple interior conducting shells and the screen layer.
Further, multiple interior conducting shells are arranged side by side and are sequentially connected.
Further, multiple projections are in strip, are set along the bearing of trend of the conductor, and multiple described convex
Rise and be parallel to each other；Multiple grooves are also in strip, are set along the bearing of trend of the conductor, and multiple grooves are mutual
It is parallel.
Further, the line nose includes ear and connecting portion, and the ear offers connecting hole, the ear and institute
State connecting portion to be integrally formed, the connecting portion welds with the conductor.
Further, the seal is heat-shrinkable T bush, two heat-shrinkable T bush respectively with two connecting portion sets
If connection, and two heat-shrinkable T bush are arranged with the both ends of the outer wall of the oil resistant insulating layer are connected respectively.
Further, the conductor is naked copper wire, and the insulating layer of conductor is made up of polythene material, the screen layer
It is made up of aluminum foil material, the oil resistant insulating layer is made up of oil-resistant rubber material.
A kind of insulation online monitoring system provided by the utility model, is carried out for being insulated to the upper guide shoe of hydrogenerator
On-line monitoring, including monitor component and described shielding oil resistant cable.
The shielding oil resistant cable includes cable body, two line noses and two seals；
The cable body includes at least one interior conducting shell, screen layer and oil resistant insulating layer；The interior conducting shell includes leading
Body and insulating layer of conductor, the insulating layer of conductor is set in the conductor periphery, and is connected with the conductor；The screen layer set
The interior conducting shell periphery is located at, and is connected with the insulating layer of conductor；The oil resistant insulating layer is set in the screen layer periphery,
And the outer surface of the screen layer is provided with multiple projections, the inner surface setting of the oil resistant insulating layer has multiple grooves, multiple
Raised corresponded respectively with multiple grooves coordinates；
Two line noses are separately positioned on the both ends of the cable body, and the both ends electricity with the conductor respectively
Connection, two seals connect one of line nose and adjacent oil resistant insulating layer respectively.
Two line noses connect the upper guide shoe and the monitor component respectively.
The beneficial effect of the utility model embodiment is：
Shielding oil resistant cable provided by the utility model has oil resistant insulating layer, and energy oil-resistant high-temperature, bubble is in height for a long time
The insulating properties of cable is can guarantee that in warm oil, and can effectively slow down cable insulation aging.And the outer surface of screen layer is provided with
Multiple projections, the inner surface setting of oil resistant insulating layer have multiple grooves, and multiple raised corresponded respectively with multiple grooves coordinate,
So that the construction of cable is compact, it is not easy to be bent, effectively increases service life.The shielding oil resistant cable is light, and installs simple
It is convenient.
The upper guide shoe insulation that insulation online monitoring system provided by the utility model is used for hydrogenerator carries out online
Monitoring, the insulation online monitoring system use shielding oil resistant cable provided by the utility model, and the shielding oil resistant cable is for a long time
Bubble can guarantee that insulating properties in high temperature oil, and cable structure is compact, is not easy to be bent, can make the insulation online monitoring system keep compared with
Good stability.
Brief description of the drawings
, below will be to required use in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment
Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiment of the present utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
To obtain other related accompanying drawings according to these accompanying drawings.
Fig. 1 is the structural representation for the shielding oil resistant cable that the utility model specific embodiment provides.
Fig. 2 is the structural representation of the cable body for the shielding oil resistant cable that the utility model specific embodiment provides.
Fig. 3 is the cross-section structure signal of the cable body for the shielding oil resistant cable that the utility model specific embodiment provides
Figure.
Fig. 4 is the structural representation of the multiple interior conducting shells for the shielding oil resistant cable that the utility model specific embodiment provides.
Icon：100- shields oil resistant cable；110- cable bodies；Conducting shell in 112-；1121- conductors；1123- conductors are exhausted
Edge layer；114- screen layers；1141- is raised；116- oil resistant insulating layers；1161- grooves；120- line noses；122- ears；1221-
Connecting hole；124- connecting portions；130- seals.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Generally here described in accompanying drawing and
The component of the utility model embodiment shown can be configured to arrange and design with a variety of.
Therefore, the detailed description of the embodiment of the present utility model to providing in the accompanying drawings is not intended to limit requirement below
The scope of the utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.
In description of the present utility model, it is necessary to explanation, term " on " etc. instruction orientation or position relationship be base
In orientation shown in the drawings or position relationship, or the utility model product using when the orientation usually put or position close
System, it is for only for ease of and describes the utility model and simplified description, rather than the device or element of instruction or hint meaning is necessary
With specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
In addition, term " first ", " second ", " the 3rd " and " the 4th " etc. is only used for distinguishing description, and it is not intended that referring to
Show or imply relative importance.
In description of the present utility model, it is also necessary to explanation, unless having more specific regulation in addition and limiting, term
" setting ", " connection " should do more broadly understanding, for example, " connection " can be fixedly connected or be detachably connected, or
It is integrally connected；Can be mechanical connection or electrical connection；Can be joined directly together, can also be by between intermediary
Connect connected, can be the connection of two element internals.For the ordinary skill in the art, can be understood with concrete condition
Concrete meaning of the above-mentioned term in the utility model.
Below in conjunction with the accompanying drawings, an embodiment of the present utility model is elaborated, in the case where not conflicting, under
Feature in the embodiment stated can be mutually combined.
It is online to present embodiments provide the insulation that a kind of upper guide shoe insulation being used for hydrogenerator carries out on-line monitoring
Monitoring system, the insulation online monitoring system include monitor component and shielding oil resistant cable.The shielding oil resistant cable and monitoring group
Part connects.The shielding oil resistant cable energy oil-resistant high-temperature, the insulating properties that cable is can guarantee that in high temperature oil, and structure are steeped for a long time
It is compact, it is not easy to be bent.Due to using the shielding oil resistant cable, the insulation online monitoring system that the present embodiment provides keeps preferable
Stability.
It should be noted that the shielding oil resistant cable 100 that the present embodiment provides can be applied to other electric telecommunication systems etc.,
And the shielding oil resistant cable 100 can individually be sold.
Fig. 1 is the structural representation for the shielding oil resistant cable 100 that the present embodiment provides.Fig. 1 is refer to, the utility model carries
The shielding oil resistant cable 100 of confession includes 110, two line noses 120 of cable body and two seals 130.
Both ends of two line noses 120 respectively with cable body 110 are connected, and two seals 130 connect wherein respectively
One line nose 120 and the cable body 110 being attached thereto.
Fig. 2 is the structural representation of the cable body 110 for the shielding oil resistant cable 100 that the present embodiment provides.Fig. 3 is this
The cross-sectional view of the cable body 110 for the shielding oil resistant cable 100 that embodiment provides.Incorporated by reference to reference picture 2 and figure
3, cable body 110 includes multiple interior conducting shell 112, screen layer 114 and oil resistant insulating layers 116.
Preferably, in the present embodiment, multiple interior conducting shells 112 arrange in shape is clustered round.Multiple interior conducting shells 112, the and of screen layer 114
Oil resistant insulating layer 116 is arranged connection successively from inside to outside.
Interior conducting shell 112 includes conductor 1121 and insulating layer of conductor 1123, and insulating layer of conductor 1123 is set in outside conductor 1121
Week, and be connected with conductor 1121.It is understood that interior conducting shell 112 is used for electric power or information transmission.
Preferably, in the present embodiment, conductor 1121 is naked copper wire, and insulating layer of conductor 1123 is by the preferable polychlorostyrene of insulating properties
Vinyl material is made.It should be appreciated that according to the demand of actual production, the material of conductor 1121 and insulating layer of conductor 1123 can have
Difference change.For example, conductor 1121 is made up of preferable silver of electric conductivity etc., insulating layer of conductor 1123 is made up of rubber etc..
Fig. 4 is the structural representation of the multiple interior conducting shells 112 for the shielding oil resistant cable 100 that the present embodiment provides.It refer to
Fig. 4, it is preferable that in the present embodiment, multiple interior conducting shells 112 are twisted.Screen layer 114 is set in outside twisted multiple interior conducting shells 112
Week, and be connected with insulating layer of conductor 1123.
Multiple interior conducting shells 112 of this structure arrange closely, compact-sized, can effectively prevent from disperseing.Certainly, at other
In preferred embodiment, the arrangement mode of multiple interior conducting shells 112 can have different changes.For example, multiple interior conducting shells 112 are set side by side
Put, and be sequentially connected, screen layer 114 is set in the periphery of the interior conducting shell 112 in a row connected, and connects with insulating layer of conductor 1123
Connect.
It is understood that in other preferred embodiments, the quantity of interior conducting shell 112 can have different changes.It is for example, interior
The quantity of conducting shell 112 is one, and screen layer 114 is set in outside insulating layer of conductor 1123, and is connected with insulating layer of conductor 1123.
Preferably, in the present embodiment, screen layer 114 is made up of aluminum foil material.Continue referring to Fig. 2 and Fig. 3, screen layer
114 are set in multiple peripheries of interior conducting shell 112, and are connected with outermost insulating layer of conductor 1123.
Preferably, in the present embodiment, packing material is additionally provided between multiple interior conducting shells 112 and screen layer 114, and (figure is not
Show).It is understood that packing material has cushioning effect, multiple insulating layer of conductor 1123 can be spaced apart, efficiently reduced
Friction between multiple insulating layer of conductor 1123 and screen layer 114, prevent from damaging insulating layer of conductor 1123 and screen layer 114, together
When also cause shield the close structure of oil resistant cable 100, increase the service life.
Preferably, in the present embodiment, the outer surface of screen layer 114 is provided with multiple raised 1141, and multiple raised 1141 is equal
In strip, set along the bearing of trend of conductor 1121, and multiple raised 1141 are parallel to each other.Multiple raised 1141 be used for it is resistance to
Oil-insulation layer 116 coordinates.
Preferably, in the present embodiment, oil resistant insulating layer 116 is made up of oil-resistant rubber material.It is understood that this material
The heat resisting of oil resistant insulating layer 116 of material, bubble can guarantee that the insulating properties of cable in high temperature oil for a long time, and can effectively subtract
Slow cable insulation aging.
Certainly, oil resistant insulating layer 116 can also be made up of the material of other heat resistings, such as high temperature resistant micarex
Deng.
Preferably, in the present embodiment, the inner surface setting of oil resistant insulating layer 116 has multiple grooves 1161, multiple grooves
1161 be also in strip, is set along the bearing of trend of conductor 1121, and multiple grooves 1161 are parallel to each other.Multiple raised 1141 points
Do not correspond and coordinate with multiple grooves 1161.
It is understood that multiple raised 1141 increase oil resistant insulating layer 116 and screen with the cooperations of multiple grooves 1161
The contact area of layer 114 is covered, while enables to the construction of cable compact, is not easy to be bent, effectively increases service life.
It should be appreciated that in other preferred embodiments, multiple raised 1141 and the structure and shape of multiple grooves 1161 can
To there is a different changes, such as multiple raised 1141 be in the mottled outer surface for being distributed in screen layer 114, the chief minister's seal, multiple grooves
1161 be in the mottled inner surface for being distributed in oil resistant insulating layer 116.Also, multiple grooves 1161 and multiple raised 1141 positions
Also multiple grooves 1161 can be set by different changes, such as in the outer surface of screen layer 114, correspondingly, in oil resistant insulating layer 116
Inner surface setting multiple raised 1141.
Continue referring to Fig. 1, it is preferable that in the present embodiment, two line noses 120 are respectively used to connect guide shoe and monitoring
Component.Preferably, line nose 120 includes ear 122 and connecting portion 124, and ear 122 offers connecting hole 1221, connecting hole
1221 are used to be connected with upper guide shoe or monitor component, and ear 122 is integrally formed with connecting portion 124, connecting portion 124 and conductor 1121
Welding.
Two seals 130 connect one of line nose 120 and adjacent oil resistant insulating layer 116 respectively.Preferably, originally
In embodiment, seal 130 is heat-shrinkable T bush, and two heat-shrinkable T bush are arranged with two connecting portions 124 are connected respectively, and two heat
Heat-Shrinkable Tubings are arranged with the both ends of the outer wall of oil resistant insulating layer 116 are connected respectively.
It is understood that the present embodiment, which provides shielding oil resistant cable 100, has oil resistant insulating layer 116, can the resistance to height of oil resistant
Temperature, bubble can guarantee that the insulating properties of cable in high temperature oil for a long time, and can effectively slow down cable insulation aging.It is and multiple convex
Play 1141 and corresponded respectively with multiple grooves 1161 and coordinated so that the construction of cable is compact, is not easy to be bent, and effectively increasing makes
Use the life-span.The shielding oil resistant cable 100 is light, and installs simple and convenient.
The upper guide shoe insulation that the insulation online monitoring system that the present embodiment provides is used for hydrogenerator is supervised online
Control, the insulation online monitoring system are grown using shielding oil resistant cable 100 provided by the utility model, the shielding oil resistant cable 100
Time bubble can guarantee that insulating properties in high temperature oil, and cable structure is compact, is not easy to be bent, and can protect the insulation online monitoring system
Hold preferable stability.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model
Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.
Claims (10)
1. one kind shielding oil resistant cable, it is characterised in that including cable body, two line noses and two seals；
The cable body includes at least one interior conducting shell, screen layer and oil resistant insulating layer；The interior conducting shell include conductor and
Insulating layer of conductor, the insulating layer of conductor is set in the conductor periphery, and is connected with the conductor；The screen layer is set in
The interior conducting shell periphery, and be connected with the insulating layer of conductor；The oil resistant insulating layer is set in the screen layer periphery, and institute
The outer surface for stating screen layer is provided with multiple projections, and the inner surface setting of the oil resistant insulating layer has multiple grooves, multiple described
Raised corresponded respectively with multiple grooves coordinates；
Two line noses are separately positioned on the both ends of the cable body, and the both ends with the conductor are electrically connected respectively
Connect, two seals connect one of line nose and adjacent oil resistant insulating layer respectively.
2. as claimed in claim 1 shielding oil resistant cable, it is characterised in that the cable body include it is multiple it is described in lead
Layer, in shape arrangement is clustered round, the screen layer is set in outside multiple interior conducting shells multiple interior conducting shells, and with the institute of most peripheral
State insulated conductor layer connection.
3. shielding oil resistant cable as claimed in claim 2, it is characterised in that multiple interior conducting shells are twisted.
4. shielding oil resistant cable as claimed in claim 3, it is characterised in that between multiple interior conducting shells and the screen layer
It is provided with packing material.
5. shielding oil resistant cable as claimed in claim 2, it is characterised in that multiple interior conducting shells are arranged side by side and connected successively
Connect.
6. shielding oil resistant cable as claimed in claim 1, it is characterised in that multiple projections are in strip, along described
The bearing of trend of conductor is set, and multiple projections are parallel to each other；Multiple grooves are also in strip, along the conductor
Bearing of trend is set, and multiple grooves are parallel to each other.
7. shielding oil resistant cable as claimed in claim 1, it is characterised in that the line nose includes ear and connecting portion, institute
State ear and offer connecting hole, the ear is integrally formed with the connecting portion, and the connecting portion welds with the conductor.
8. shielding oil resistant cable as claimed in claim 7, it is characterised in that the seal is heat-shrinkable T bush, described in two
Heat-shrinkable T bush is arranged with two connecting portions is connected respectively, and two heat-shrinkable T bush respectively with the oil resistant insulating layer
The both ends of outer wall are arranged connection.
9. shielding oil resistant cable as claimed in claim 1, it is characterised in that the conductor is naked copper wire, and the conductor is exhausted
Edge layer is made up of polythene material, and the screen layer is made up of aluminum foil material, and the oil resistant insulating layer is by oil-resistant rubber material system
Into.
10. one kind insulation online monitoring system, on-line monitoring is carried out for the upper guide shoe insulation to hydrogenerator, its feature exists
In, including monitor component and the shielding oil resistant cable as described in claim 1-9 any one, two line noses connect respectively
Connect the upper guide shoe and the monitor component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720596019.6U CN206921558U (en) | 2017-05-25 | 2017-05-25 | Shield oil resistant cable and insulation online monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720596019.6U CN206921558U (en) | 2017-05-25 | 2017-05-25 | Shield oil resistant cable and insulation online monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206921558U true CN206921558U (en) | 2018-01-23 |
Family
ID=61308658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720596019.6U Expired - Fee Related CN206921558U (en) | 2017-05-25 | 2017-05-25 | Shield oil resistant cable and insulation online monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206921558U (en) |
-
2017
- 2017-05-25 CN CN201720596019.6U patent/CN206921558U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180123 Termination date: 20190525 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |