CN209356544U - A kind of cable degradation simulation connector - Google Patents
A kind of cable degradation simulation connector Download PDFInfo
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- CN209356544U CN209356544U CN201821991059.1U CN201821991059U CN209356544U CN 209356544 U CN209356544 U CN 209356544U CN 201821991059 U CN201821991059 U CN 201821991059U CN 209356544 U CN209356544 U CN 209356544U
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- package tube
- core pipe
- copper core
- temperature
- connector
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Abstract
The utility model discloses a kind of cable degradations for belonging to cable detection technical field to simulate connector, including package tube, the appearance wall of the package tube is provided with induction coil, copper core pipe is fixed in the middle part of the package tube, insulation powder layer is provided between the inside of package tube on the outside of the copper core pipe, it is equipped at the top of the package tube through package tube table wall and extends to micro- water regulating valve inside insulation powder layer, the side wall of the package tube is equipped with temperature sensing indicator, the utility model is provided with the first temperature measuring probe and second temperature detection probe, it considers in practical Aging simulation and needs the case where monitoring internal temperature, internal temperature binding post has two-way access point, it is the second temperature detection probe of insulation powder layer all the way, another way is the first temperature measuring probe being directly connected with copper core pipe, it can be straight The temperature change of monitoring copper core pipe is connect, detection range is comprehensive, analyzes convenient for data.
Description
Technical field
The utility model relates to cable detection technical fields more particularly to a kind of cable degradation to simulate connector.
Background technique
When carrying out high-tension cable degradation, it is typically due to field condition deficiency, causes to be difficult to carry out high-tension cable high
Degree repeatability, has the cable degradation of ageing property.Main reason is that:
(1) the organic growth process of aging is slow, it is necessary to carry out accelerated ageing.
(2) high temperature ageing is generally difficult to control heating condition, and is difficult to control the destructiveness of high-tension cable part, such as
Whether aperture is needed to heat, if to need to consider electrochemical reaction etc., these usual conditions are all to carry out at random, the salt water of addition
The size of cost and dosage, aperture specifically represents how many degree of aging, is difficult enforcement of regulations.
(3) destruction of high-tension cable has irrecoverability, and the equipment of current very poor standard cuts aging point
Cut, destroy and apply thermal-electrical aging.
Utility model content
The utility model carries out simulation degradation mainly for the cable of XLPE cross-linking polyethylene materials, and patent uses one
The aging connector of kind customized parameter, can connect two sections of XLPE cables, and can monitor internal temperature conditions, there is preferable application
Value.
To achieve the goals above, the utility model adopts the technical scheme that a kind of cable degradation simulation connects
Head, including package tube, the appearance wall of the package tube are provided with induction coil, copper core pipe are fixed in the middle part of the package tube,
It is provided with insulation powder layer between the inside of package tube on the outside of the copper core pipe, is equipped at the top of the package tube through envelope
Tubulature table wall simultaneously extends to micro- water regulating valve inside insulation powder layer, and the side wall of the package tube is equipped with temperature detection instruction
Device, the table wall of the temperature sensing indicator are equipped with indicator light and display screen, and the copper core pipe is located at one inside package tube
End is equipped with metal connector, is connected by metal connector with cable between the package tube, micro- water regulating valve, temperature
Degree detection indicator, induction coil are electrically connected with external power supply.
Preferably, the copper core pipe is multicore structure, and the copper core pipe includes copper wire and core, and the core is located at copper core
The middle part of pipe, the copper wire annular array are hinged on the outside of core.
Preferably, the table wall of the copper core is fixed with the first temperature measuring probe, and the middle part of the insulation powder layer is solid
Surely there is a second temperature detection probe, first temperature measuring probe and second temperature detection probe are and temperature sensing indicator
It is electrically connected.
Preferably, the induction coil is spiral line type structure, and the both ends of the induction coil are fixed with binding post.
Preferably, the package tube is circular joint, and the copper core pipe is connected with metal connector.
Compared with prior art, the utility model has the beneficial effects that
(1) the utility model is provided with the first temperature measuring probe and second temperature detection probe, it is contemplated that practical aging
The case where monitoring internal temperature is needed in simulation, internal temperature binding post has two-way access point, is insulation powder layer all the way
Second temperature detection probe, another way is the first temperature measuring probe being directly connected with copper core pipe, can directly monitor copper core
The temperature change of pipe, detection range is comprehensive, analyzes convenient for data.
(2) the utility model is provided with micro- water regulating valve and induction coil, and by the setting of micro- water regulating valve, micro- water is adjusted
Valve achievees the purpose that accelerated ageing to insulation powder layer addition salt water or micro- water of other compositions.By the setting of induction coil,
Induction coil is uniformly laid on the outside of package tube, and when applying electric signal, coil inside generates electromagnetic field, due to internal core
Eddy current effect can generate rapidly heat inside entire package tube, so that inner heat is highly uniform, to accelerate the powder that insulate
The aging of layer.
Detailed description of the invention
Structural schematic diagram when Fig. 1 is the utility model connecting cable；
Fig. 2 is the structural schematic diagram of the utility model package tube；
Fig. 3 is the sectional view of the utility model package tube.
In figure: 1, copper core pipe；2, micro- water regulating valve；3, package tube；4, temperature sensing indicator；5, indicator light；6, it shows
Screen；7, induction coil；8, metal connector；9, cable；10, binding post；11, copper wire；12, core；13, insulate powder layer；
14, the first temperature measuring probe；15, second temperature detection probe.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to shown in Fig. 1-Fig. 3, the utility model provides a kind of technical solution: a kind of simulation of cable degradation connects
Head, including package tube 3, insulation powder layer 13 be crosslinked polyethylene powder, polyethylene powder, polyester powder, rubber powder material,
Insulating properties is higher with anti-flammability, and has gap between the powder layer 13 that insulate, and the material of 9 insulating layer of dummycable is non-conductive, no
Easy firing, and flowed between material void convenient for liquid, better imitated aging process, thoughts are arranged in the appearance wall of package tube 3
Coil 7 is answered, induction coil 7 is powered internal generation electromagnetic field can be in entire package tube 3 due to the eddy current effect of internal copper core pipe 1
Internal to generate heat rapidly, to accelerate the aging of insulation powder layer 13, the middle part of package tube 3 is fixed with copper core pipe 1, copper core pipe
Insulation powder layer 13 is provided between 1 outside and the inside of package tube 3, the top of package tube 3 is equipped with through 3 table wall of package tube
And extend to micro- water regulating valve 2 inside insulation powder layer 13, the model ZT5-12A of micro- water regulating valve 2, micro- water regulating valve 2
The pure water or salt water of suitable dosage, the aging of speeding-up simulation connector, the side wall peace of package tube 3 are inputted into insulation powder layer 13
Table wall equipped with temperature sensing indicator 4, the model AE500 of temperature sensing indicator 4, temperature sensing indicator 4 is equipped with
Indicator light 5 and display screen 6 show the testing result of the first temperature measuring probe 14 and second temperature detection probe 15,
One end that copper core pipe 1 is located inside package tube 3 is equipped with metal connector 8, for simulating the connection of connector and cable 9, makes it
It is together in series with cable 9, is connected by metal connector 8 with cable 9 between package tube 3, micro- water regulating valve 2, temperature detection
Indicator 4, induction coil 7 are electrically connected with external power supply.
In the present embodiment, it is preferred that copper core pipe 1 is multicore structure, and copper core pipe 1 includes copper wire 11 and core 12, core 12
Positioned at the middle part of copper core pipe 1,11 annular array of copper wire is hinged on the outside of core 12, enhances the intensity of copper core pipe 1, extends mould
The service life of quasi- connector.
In the present embodiment, it is preferred that the table wall of copper core is fixed with the first temperature measuring probe 14, insulation powder layer 13
Middle part is fixed with second temperature detection probe 15, and the first temperature measuring probe 14 and second temperature detection probe 15 are and temperature
Indicator 4 is detected to be electrically connected, the model of the first temperature measuring probe 14 and second temperature detection probe 15 is JZJ-3004,
The temperature of monitoring 1 temperature of copper core pipe and 13 filled layer of powder layer that insulate respectively.
In the present embodiment, it is preferred that induction coil 7 is spiral line type structure, and the both ends of induction coil 7 are fixed with binding post
10, the connection for external heating power supply.
In the present embodiment, it is preferred that package tube 3 is circular joint, and copper core pipe 1 is connected with metal connector 8, is convenient for cable
9 with the connection of device, and make in simulation process that 9 electric current of cable is equal with device electric current, facilitate progress data analysis.
Working principle: in use, by metal connector 8, device is connected to the both ends of cable 9, is led to inside copper core pipe 1
Electricity, cable 9 are connected with connector, when starting to simulate aging, are on the one hand heated by the induction coil 7 of simulation connector, on the other hand,
It by the electric current of 30A inside the cable 9 of external connection, is heated so that the cable 9 of whole piecewise analysis is all realized by current signal, sense
It answers coil 7 to apply electric signal, generates electromagnetic field inside induction coil 7, it, can be entire due to the eddy current effect of internal copper core pipe 1
3 inside of package tube generates rapidly heat, to accelerate the aging of insulation powder layer 13.If 9 conductor temperature of cable of external connection
It is 55 degree, and simulates aging joint area due to being filled with salt water, and contain induction heating, so that the copper core pipe inside simulation connector
1 temperature is 65 degree, and the temperature of insulation 13 filled layer of powder layer is 60 degree, from temperature observation, simulates the connector internal temperature of aging
It is apparently higher than concatenated 9 inner lead temperature of cable, and due to the effect of induction heating, so that inner heat is highly uniform, compared with
Good simulates aging conditions.The simulation degradation may also be combined with online aging detection technology, such as pass through whole section of cable of observation
9 dielectric loss parameter, frequency spectrum of Medium impedence etc. realize localization process.By location technology, aging can also be observed
Cheng Zhong, the aging development trend of corresponding position are not described in detail specific ageing management with analysis method here.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of cable degradation simulates connector, including package tube (3), it is characterised in that: the appearance wall of the package tube (3)
It is provided with induction coil (7), is fixed with copper core pipe (1) in the middle part of the package tube (3), on the outside of the copper core pipe (1) and encapsulated
It manages and is provided with insulation powder layer (13) between the inside of (3), be equipped at the top of the package tube (3) through package tube (3) table
Wall simultaneously extends to the internal micro- water regulating valve (2) of insulation powder layer (13), and the side wall of the package tube (3) is equipped with temperature detection
Indicator (4), the table wall of the temperature sensing indicator (4) are equipped with indicator light (5) and display screen (6), the copper core pipe (1)
One end internal positioned at package tube (3) is equipped with metal connector (8), passes through metal connector (8) between the package tube (3)
It is connected with cable (9), micro- water regulating valve (2), temperature sensing indicator (4), induction coil (7) are electric with external power supply
Property connection.
2. a kind of cable degradation according to claim 1 simulates connector, it is characterised in that: the copper core pipe (1) is
Multicore structure, the copper core pipe (1) include copper wire (11) and core (12), and the core (12) is located at the middle part of copper core pipe (1),
Copper wire (11) annular array is hinged on the outside of core (12).
3. a kind of cable degradation according to claim 1 simulates connector, it is characterised in that: the copper core pipe (1)
Table wall is fixed with the first temperature measuring probe (14), is fixed with second temperature detection probe in the middle part of the insulation powder layer (13)
(15), first temperature measuring probe (14) and second temperature detection probe (15) are electrical with temperature sensing indicator (4)
Connection.
4. a kind of cable degradation according to claim 1 simulates connector, it is characterised in that: the induction coil (7)
Both ends for spiral line type structure, the induction coil (7) are fixed with binding post (10).
5. a kind of cable degradation according to claim 1 simulates connector, it is characterised in that: the package tube (3) is
Circular joint, the copper core pipe (1) are connected with metal connector (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821991059.1U CN209356544U (en) | 2018-11-29 | 2018-11-29 | A kind of cable degradation simulation connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821991059.1U CN209356544U (en) | 2018-11-29 | 2018-11-29 | A kind of cable degradation simulation connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209356544U true CN209356544U (en) | 2019-09-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821991059.1U Active CN209356544U (en) | 2018-11-29 | 2018-11-29 | A kind of cable degradation simulation connector |
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| Country | Link |
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| CN (1) | CN209356544U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111025104A (en) * | 2019-12-27 | 2020-04-17 | 哈尔滨理工大学 | Temperature-adjustable polymer electric tree growth observation system |
| CN113588526A (en) * | 2021-06-21 | 2021-11-02 | 广东新亚光电缆股份有限公司 | Copper core wire blackening detection method |
| CN113740676A (en) * | 2021-07-27 | 2021-12-03 | 中国电力科学研究院有限公司 | Cable joint double-layer medium interface flashover voltage test device |
-
2018
- 2018-11-29 CN CN201821991059.1U patent/CN209356544U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111025104A (en) * | 2019-12-27 | 2020-04-17 | 哈尔滨理工大学 | Temperature-adjustable polymer electric tree growth observation system |
| CN113588526A (en) * | 2021-06-21 | 2021-11-02 | 广东新亚光电缆股份有限公司 | Copper core wire blackening detection method |
| CN113740676A (en) * | 2021-07-27 | 2021-12-03 | 中国电力科学研究院有限公司 | Cable joint double-layer medium interface flashover voltage test device |
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