CN207068498U - A kind of artificial mains network for cable accessory experiment - Google Patents
A kind of artificial mains network for cable accessory experiment Download PDFInfo
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- CN207068498U CN207068498U CN201720818372.4U CN201720818372U CN207068498U CN 207068498 U CN207068498 U CN 207068498U CN 201720818372 U CN201720818372 U CN 201720818372U CN 207068498 U CN207068498 U CN 207068498U
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- mains network
- artificial mains
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Abstract
The utility model provides a kind of artificial mains network for cable accessory experiment, it includes artificial mains network body, the artificial mains network body includes conductor, insulating protective layer and screen layer successively from inside to outside, and venting channels are provided with the middle part of the conductor of the artificial mains network body；The artificial mains network for cable accessory experiment includes the first artificial mains network component and the second artificial mains network component, the first artificial mains network component includes the first artificial mains network body and connection male, the second artificial mains network component includes the second artificial mains network body and the connection female coordinated with the connection male, and the connection male is provided with male gas passage and male gas vent；The connection female is provided with female gas passage and female gas vent.Using the technical solution of the utility model, i.e., it can be equal to the structure function of actual cable, realize the easy disassembly of product testing again, improve the efficiency of product export experiment, manufacturing cost is relatively low.
Description
Technical field
The utility model belongs to cable accessory technical field, more particularly to a kind of emulation electricity for cable accessory experiment
Cable.
Background technology
Medium-pressure power cable annex is mainly based on cold shrinking power cable adjunct at present, and now cable accessory industry, midium voltage cable are attached
Part carries out electrical test after mainly being installed using the power cable of standard, standard power cable conductor is that copper wire or aluminium wire twist
The closely knit cylinder closed, insulate for crosslinked polyethylene.The in-site installation mode of the midium voltage cable annex is to use factory's predilation
Plastic support cylinder is added, extracts the completion of plastic support cylinder after allowing out at the scene.But cold shrinking power cable adjunct expands due to can not often repeat
, cause product export experiment to be difficult to, or the cost of experiment is very high.Cold shrinking power cable adjunct is done in present industry to dispatch from the factory
Experiment, main using being tested in a small amount of product actual installation of sampling observation to real power cable, product is directly reported after experiment
Useless processing.Existing cold shrinking power cable adjunct needs to match somebody with somebody with cable interference due to its reasons in structure on standard power cable
Close, after so finishing experiment, it is difficult to take out, so generally delivery test simply tested by a small amount of be arranged on cable of extraction,
After the completion of experiment, annex is directly scrapped.Substantial amounts of delivery test full inspection work can not be carried out using existing standard power cable,
And installation difficulty is big, experimentation cost is high.In addition, although existing standard power cable can meet the installation examination of cable accessory
Test, but require that cable specification is more, but needed length is again little, and the buying for cable causes difficulty, causes cable accessory to go out
Factory's experimentation cost is high.
Utility model content
For above technical problem, the utility model discloses a kind of artificial mains network for cable accessory experiment, it is used for
Midium voltage cable annex delivery test, i.e., can be equal to the structure function of actual cable, and and can is realized the dismounting of product testing, carried
The efficiency of high product delivery test, reduce experimentation cost.
On the other hand, the technical solution adopted in the utility model is：
A kind of artificial mains network for cable accessory experiment, it includes artificial mains network body, the artificial mains network body from
It is interior to include conductor, insulating protective layer and screen layer successively to outer, it is provided with venting channels in the middle part of the conductor of the artificial mains network body；
The artificial mains network for cable accessory experiment includes the first artificial mains network component and the second artificial mains network component,
The first artificial mains network component includes the first artificial mains network body and connection male, one end of the first artificial mains network body
With being connected male connection, the other end of the first artificial mains network body is provided with fixedly connected part；The second artificial mains network structure
The connection female that part coordinates including the second artificial mains network body and with the connection male, the one of the second artificial mains network body
End is provided with fixedly connected part with being connected female connection, the other end of the second artificial mains network body；The connection male is provided with
Male gas passage and male gas vent, the male gas passage connect with the venting channels of the first artificial mains network body,
The male gas vent connects with male gas passage；
The connection female is provided with female gas passage and female gas vent, the female gas passage and the second emulation
The venting channels connection of cable body, the female gas vent connect with female gas passage.Wherein, the connection male
It is conductive material with connection female.
Using this technical scheme, cable accessory test is being carried out, by the first artificial mains network component and the second artificial mains network structure
Part is connected to form artificial mains network by connecting male and connection female, and it is enterprising that cable accessory then is arranged on into artificial mains network
Row test, it is easy for installation；Venting channels are designed by the heart in the conductor, ventilation when mounting and dismounting annex from conductor center is led to
Nitrogen is filled with road, annex is propped up by nitrogen pressure and realizes quick despatch, it is easy for installation, and annex will not be damaged.Moreover,
Artificial mains network can be recycled and reused for testing, and greatly reduce cost.
As further improvement of the utility model, the female gas vent is located at the head of female gas passage, institute
State the head that male gas vent is located at male gas passage；During installation, it is described connection female and be connected male cooperation after, female
Gap is left between gas vent and male gas vent, so, when being passed through nitrogen, is easy to gas overflowing to prop up annex.
As further improvement of the utility model, the material of the insulating protective layer is epoxy resin.Using this technology
Scheme, different from the insulating protective layer of normal cable, the insulating protective layer of normal cable is flexible material, and of the present utility model
Hardness is high after artificial mains network uses epoxy resin cure, there is provided good supporting degree, so, is easy to the installation of cable accessory.
As further improvement of the utility model, the surface of the conductor is provided with conductive elastomer layer, the conduction
Elastomeric layer is connected with insulating protective layer.Using this technical scheme, conductor and insulating protective layer is set to form good combination.Its
In, the conductive elastomer layer is flexible conductive material.
As further improvement of the utility model, after blasting treatment, covered composite yarn is conductive on the surface of the conductor
Elastomeric layer.Using this technical scheme, there is composite conducting bullet after being surface-treated to the surface of conductor and in Surface coating
Property material layer, makes the combination of conductor and insulating protective layer such as epoxy insulation obtain more preferably.
As further improvement of the utility model, the head of the connection male is provided with connector, the connection female
Middle part be provided with groove, the connector and groove clamping or be connected through a screw thread.Using this technical scheme, installing/dismounting side
Just, connection is reliable.
As further improvement of the utility model, the female gas vent is located in groove, and the male gas goes out
Mouthful be located at connector head, when connector and groove clamping or when being connected through a screw thread, female gas vent goes out with male gas
Gap is left between mouthful, is easy to gas to be overflowed from the junction of connector and groove.
As further improvement of the utility model, the material of the screen layer is conductive epoxy resin.
Compared with prior art, the beneficial effects of the utility model are：
First, a kind of artificial mains network for cable accessory experiment of the present utility model, dispatched from the factory for midium voltage cable annex
Experiment, i.e., it can be equal to the structure function of actual cable, and can realizes the dismounting of product testing, improves product export experiment
Efficiency；And it is compact-sized, simple, it is easy for installation, it is adapted to factory normalization to produce, manufacturing cost is relatively low；Solve well
Middle pressure shrinkage or pre-fabricated electric cables annex delivery test installation difficulty, the problem of test efficiency is low, and cost is high.
Second, using this technical scheme, conductor is designed to hollow high-pressure conductor, with insulating protection by surface treatment
Layer such as epoxy insulation layer forms good combination, and when ensureing to access high pressure, cable partial discharge level keeps good situation, and
High pressure nitrogen can also be accessed or inert gas carries out relief cable annex installation；Coordinated simultaneously by male and female head, solve electricity
Cable fittings（Transition joint）Fast Installation and high-field electrode connect the problem of.
3rd, the product excellent electrical properties of the technical solution of the utility model, meet national standard electrical performance demands,
Fully meet the requirement of cable accessory experiment.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the first artificial mains network component of embodiment of the utility model.
Fig. 2 is a kind of structural representation of the second artificial mains network component of embodiment of the utility model.
Fig. 3 is a kind of cross section structure schematic diagram of the artificial mains network body of embodiment of the utility model.
Fig. 4 is that a kind of the first artificial mains network component of embodiment of the utility model and the second artificial mains network component connect and compose
The structural representation of artificial mains network.
Fig. 5 is a kind of embodiment of the utility model installs the structural representation that cable accessory detected in artificial mains network
Figure.
Reference includes：1- artificial mains network bodies, 11- conductors, 12- insulating protective layers, 13- screen layers, 14- ventilations are logical
Road, 15- composite conducting elastomeric layers；2- the first artificial mains network components, 3- the second artificial mains network components, 4- shrinkages or prefabricated electricity
The center section of cable terminal, 5- shrinkages or pre-fabricated electric cables, 100- the first artificial mains network bodies, 200- connection males, 210- males
Gas passage, 220- connectors, 300- fixedly connected parts, 400- the second artificial mains network bodies, 500- connection females, 510- females
Gas passage, 520- grooves.
Embodiment
Preferably embodiment of the present utility model is described in further detail below.
As shown in Fig. 1 ~ Fig. 5, a kind of artificial mains network for cable accessory experiment, it includes artificial mains network body 1, described
Artificial mains network body 1 includes conductor 11, insulating protective layer 12 and screen layer 13, the artificial mains network body 1 successively from inside to outside
The middle part of conductor 11 be provided with venting channels 14；The artificial mains network for cable accessory experiment includes the first artificial mains network component
2 and the second artificial mains network component 3, the first artificial mains network component 2 include the first artificial mains network body 100 and connection male
200, one end of the first artificial mains network body 100 connects with being connected male 200, the first artificial mains network body 100
The other end is provided with fixedly connected part 300；The second artificial mains network component 3 include the second artificial mains network body 400 and with it is described
The connection female 500 that male 200 coordinates is connected, one end of the second artificial mains network body 400 connects with being connected female 500,
The other end of the second artificial mains network body 400 is provided with fixedly connected part 300；The connection male 200 is provided with male gas
Passage 210 and male gas vent, the venting channels 14 of the male gas passage 210 and the first artificial mains network body 100 connect
Logical, the male gas vent connects with male gas passage 210；The connection female 500 is provided with the He of female gas passage 510
Female gas vent, the female gas passage 510 connect with the venting channels 14 of the second artificial mains network body 400, the mother
Head gas vent connects with female gas passage 510.
As shown in Fig. 1 ~ Fig. 5, the material of the insulating protective layer 12 is epoxy resin.The surface of the conductor 11 is by spray
After sand processing, composite conducting elastomeric layer 15 is coated with, the composite conducting elastomeric layer 15 connects with insulating protective layer 12
Connect.The material of the screen layer 13 is conductive epoxy resin.The head of the connection male 200 is provided with connector 220, the company
The middle part for connecing female 500 is provided with groove 520, and the connector 220 is connected through a screw thread with groove 520.
Again as shown in Figure 4 and Figure 5, cable accessory is detected using the above-mentioned artificial mains network for cable accessory experiment
Comprise the following steps：
Step S1, by the connection female of the artificial mains network component 3 of connection male 200 and second of the first artificial mains network component 2
500 complement each other to form complete artificial mains network；
Step S2, shrinkage or pre-fabricated electric cables annex are installed on artificial mains network, from the venting channels of conductor 11 during installation
14 are filled with nitrogen, annex are propped up to the both ends that shrinkage or pre-fabricated electric cables terminal 4 are arranged on to artificial mains network by air pressure, by shrinkage
Or the center section 5 of pre-fabricated electric cables is arranged on the position that the connection male 200 of artificial mains network and connection female 500 connect, and stops
Inflation, conductor 11 connect high-tension apparatus source and carry out delivery test, and after the completion of detection, nitrogen is filled with from the venting channels 14 of conductor 11,
Annex is propped up so as to carry out dismantling shrinkage or pre-fabricated electric cables annex by air pressure.
Using the utility model, nitrogen is filled with from the venting channels at conductor center when mounting and dismounting annex, is led to
Cross nitrogen pressure and prop up annex and realize quick despatch, it is easy for installation, and annex will not be damaged.
Above content is to combine specific preferred embodiment further detailed description of the utility model, it is impossible to
Assert that specific implementation of the present utility model is confined to these explanations.For the ordinary skill of the utility model art
For personnel, without departing from the concept of the premise utility, some simple deduction or replace can also be made, should all be regarded
To belong to the scope of protection of the utility model.
Claims (7)
- A kind of 1. artificial mains network for cable accessory experiment, it is characterised in that：It includes artificial mains network body, the emulation electricity Cable body includes conductor, insulating protective layer and screen layer successively from inside to outside, is provided with the middle part of the conductor of the artificial mains network body Venting channels；The artificial mains network for cable accessory experiment includes the first artificial mains network component and the second artificial mains network component, described First artificial mains network component includes the first artificial mains network body and connection male, one end of the first artificial mains network body and company Male connection is connect, the other end of the first artificial mains network body is provided with fixedly connected part；The second artificial mains network component bag Include the second artificial mains network body and with it is described connection male coordinate connection female, one end of the second artificial mains network body with Female connection is connected, the other end of the second artificial mains network body is provided with fixedly connected part；The connection male is provided with male gas passage and male gas vent, the male gas passage and the first artificial mains network The venting channels connection of body, the male gas vent connect with male gas passage；The connection female is provided with female gas passage and female gas vent, the female gas passage and the second artificial mains network The venting channels connection of body, the female gas vent connect with female gas passage.
- 2. the artificial mains network according to claim 1 for cable accessory experiment, it is characterised in that：The insulating protective layer Material be epoxy resin.
- 3. the artificial mains network according to claim 1 for cable accessory experiment, it is characterised in that：The surface of the conductor Provided with conductive elastomer layer, the conductive elastomer layer is connected with insulating protective layer.
- 4. the artificial mains network according to claim 3 for cable accessory experiment, it is characterised in that：The surface of the conductor After blasting treatment, covered composite yarn conductive elastomer layer.
- 5. the artificial mains network according to claim 1 for cable accessory experiment, it is characterised in that：The connection male Head is provided with connector, and the middle part of the connection female is provided with groove, the connector and groove clamping or is connected through a screw thread.
- 6. the artificial mains network for being used for cable accessory experiment according to claim 1 ~ 5 any one, it is characterised in that：It is described The material of screen layer is conductive epoxy resin.
- 7. the artificial mains network for being used for cable accessory experiment according to claim 1 ~ 5 any one, it is characterised in that：It is described Female gas vent is located at the head of female gas passage, and the male gas vent is located at the head of male gas passage；Institute After stating connection female and being connected male cooperation, gap is left between the female gas vent and male gas vent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720818372.4U CN207068498U (en) | 2017-07-07 | 2017-07-07 | A kind of artificial mains network for cable accessory experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720818372.4U CN207068498U (en) | 2017-07-07 | 2017-07-07 | A kind of artificial mains network for cable accessory experiment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207068498U true CN207068498U (en) | 2018-03-02 |
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ID=61508028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720818372.4U Active CN207068498U (en) | 2017-07-07 | 2017-07-07 | A kind of artificial mains network for cable accessory experiment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107274981A (en) * | 2017-07-07 | 2017-10-20 | 长园电力技术有限公司 | A kind of detection method of the artificial mains network tested for cable accessory and cable accessory |
-
2017
- 2017-07-07 CN CN201720818372.4U patent/CN207068498U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107274981A (en) * | 2017-07-07 | 2017-10-20 | 长园电力技术有限公司 | A kind of detection method of the artificial mains network tested for cable accessory and cable accessory |
| CN107274981B (en) * | 2017-07-07 | 2023-07-11 | 长园电力技术有限公司 | Simulation cable for cable accessory test and detection method of cable accessory |
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