CN209707637U - A kind of high-tension cable electrification partial discharge detection device - Google Patents
A kind of high-tension cable electrification partial discharge detection device Download PDFInfo
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- CN209707637U CN209707637U CN201822240027.4U CN201822240027U CN209707637U CN 209707637 U CN209707637 U CN 209707637U CN 201822240027 U CN201822240027 U CN 201822240027U CN 209707637 U CN209707637 U CN 209707637U
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- mutual inductor
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Abstract
The utility model discloses a kind of high-tension cables to charge partial discharge detection device, belongs to technical field of electric power detection.Casing assembly includes casing, display screen, rear cover and power supply；Casing upper end both sides are respectively equipped with lamp cap and socket slot, and lamp cap and casing are clamped, and socket slot is slotted in casing surface, and lamp cap and socket slot are laterally aligned, and casing back side fluting is provided with back-trough, and back-trough is located at socket slot lower end；Display screen is embedded in the positive Middle face of casing, the interlocking of the display screen back side has back bracket, display screen is fitted closely with back bracket, its detection components is packaged using portable shell mechanism, the hand held structures being provided in its shell can meet mobile detection work convenient for device, improve the applicability of device, simultaneously with external fishplate bar to cable local discharge damaged area, the outer electric current for putting generation is connected using fishplate bar structure, to detect current values by internal mutual inductor, partial discharge detection is completed, ensure that the applicability and detection effect of device.
Description
Technical field
The utility model relates to technical field of electric power detection, especially a kind of high-tension cable charges partial discharge detection device.
Background technique
Traditional high-tension cable detection device is in use, there is following deficiencies:
Traditional high-tension cable detection device and its detection mode are usually to pass through dismounting cable and connector, to high-voltage electricity
Cable is detected, however is being directed to the detection only when high-tension cable operation is powered the partial discharge phenomenon that can just generate
Device can not effectively measure its partial discharge hidden danger and harm, cause detection device applicability lower；
Under intelligent, standardization construction background, based on the above several points there are the problem of, need to study current era and answer
With the measuring device with electricity of suitable high-tension cable shelf depreciation, conventional detection devices and mode are only capable of dismounting high-tension cable
Detection, practicability is poor and limitation is more, while being only capable of completing the quality testing to high-tension cable Internal cable and covering assembling structure,
It can not be effectively applicable to the partial discharge phenomenon detection generated when cable is powered, restricted application limits height to a certain extent
The safety of voltage cable.
Utility model content
(1) the technical issues of solving
The purpose of this utility model is, in view of the above-mentioned problems, providing a kind of high-tension cable electrification partial discharge detection device, to utilize
Portable shell mechanism is packaged its detection components, and the hand held structures being provided in shell can meet convenient for device moves
The detection work of dynamic formula, improves the applicability of device, while with external fishplate bar to cable local discharge damaged area, using connecing
The hardened outer electric current for putting generation of structure conducting, detects current values by internal mutual inductor, completes partial discharge detection, ensure that device
Applicability and detection effect.
In order to achieve the above objectives, the technical scheme adopted by the utility model is a kind of high-tension cable charges partial discharge detection
Device, comprising:
Casing assembly includes casing, display screen, rear cover and power supply；Casing upper end both sides be respectively equipped with lamp cap with
Socket slot, the lamp cap and casing are clamped, and for the socket slot fluting in casing surface, the lamp cap and socket slot are laterally aligned,
The casing back side fluting is provided with back-trough, and the back-trough is located at socket slot lower end；The display screen is embedded in casing front
Portion, the display screen back side interlocking have back bracket, and the display screen is fitted closely with back bracket, and the back bracket left and right ends, which are slotted, to be set
It is equipped with handle slot, the handle slot is symmetric in back-trough left and right ends；The rear cover is covered on the casing back side, the rear cover
Left and right sides edge and chassis sidewall are clamped, and the rear cover and back-trough inner wall are clamped, and lower end is fixedly connected on the outside of the back-trough
Snap-gauge, the snap-gauge are fitted closely with casing bottom edge；The power supply insertion is set in casing, fixed on the left of the power supply
There is terminal, the power input and terminal output end are electrically connected, and the power output end and terminal input terminal are electrically connected；
Detection components include cable head, fishplate bar, lantern ring and mutual inductor；The cable head is through in the middle part of snap-gauge, the line
Cable end is plugged in internal side of shell, and the cable head output end is connected with power input；The fishplate bar includes metal plate and central siphon,
The shaft pipe welding is embedded in back-trough in metal back, the fishplate bar, and the fishplate bar central siphon is through in casing；It is described
Lantern ring insertion is set in back-trough, and the lantern ring is embedded between the fishplate bar back side and casing；The mutual inductor insertion is set to machine
In shell, the mutual inductor is fixed on power supply upper end, and the mutual inductor input terminal and power output end are electrically connected, the mutual inductor
Output end and display screen input terminal are electrically connected.
The utility model includes casing assembly and detection components, both tool is indivisible, and casing assembly is a kind of portable
The box-type shell integrated morphology of formula, the case structure being spliced by casing and rear cover, come the electricity member for including to detection components
Part is packaged, and the back bracket by being equipped with facilitates testing staff to carry with handle slot, improves the applicability of device,
Detection components are based on mutual induction of voltage measuring principle and pass through height by the way that high-tension cable external insulation skin breakage connects therewith by fishplate bar
Voltage cable flows through the partial discharge phenomenon of electric current generation, the electric current generated after shelf depreciation is connected with fishplate bar, and passes through mutual inductance
Device measures discharge current numerical value, and the detection of complete paired cable electrification shelf depreciation ensure that the detection effect of device.
Specific scheme, the lamp cap are a kind of LED lamp source, include light emitting diode on the inside of the lamp cap, the lamp
Light emitting diode input terminal and power output end are electrically connected in head.
Specific scheme, the lantern ring are a kind of insulation ring apron, and the lantern ring internal diameter is closely pasted with fishplate bar central siphon
It closes.
Specific scheme, the mutual inductor are a kind of voltage transformer.
Specific scheme, the cable head output end are connected with mutual inductor input terminal.
Due to the adoption of the above technical scheme, the utility model has the following beneficial effects:
1. the utility model high-tension cable charges partial discharge detection device, portable box encapsulating structure can conveniently exist
Testing staff carrys out carrying device, carries out mobile detection in use, back bracket, handle slot by being equipped in grip device, and
It is equipped with lamp source component, to meet the detection work under dim environment, improves the applicability and portability of device；
2. the utility model high-tension cable charges partial discharge detection device, it is damaged that high voltage cable outer package is accessed by fishplate bar
Place, the partial discharge phenomenon that Lai Liyong high voltage cable generates when being powered with the electric current that fishplate bar conducting shelf depreciation generates, and pass through
Mutual induction of voltage principle measures partial discharge current values data, is testing staff's detection work in real time by display screen feedback display
It provides convenience, improves the applicability of device to a certain extent.
Detailed description of the invention
Fig. 1 is the utility model overall structure diagram.
Fig. 2 is the utility model side view schematic diagram of internal structure.
Fig. 3 is the utility model back view structural schematic diagram.
In attached drawing, 1- casing, 2- lamp cap, 3- display screen, 4- rear cover, 5- cable head, 6- back-trough, 7- fishplate bar, 8- lantern ring,
9- power supply, 10- mutual inductor, 11- terminal, 12- snap-gauge, 13- back bracket, 14- socket slot, 15- handle slot.
Specific embodiment
The specific implementation of utility model is further illustrated below in conjunction with attached drawing.
As shown in Figure 1, a kind of high-tension cable electrification partial discharge detection device of the utility model includes casing assembly and detection group
Part.
As shown in Figure 1-3, casing assembly includes casing 1, display screen 3, rear cover 4 and power supply 9；1 upper end both sides of casing
It is respectively equipped with lamp cap 2 and socket slot 14, lamp cap 2 and casing 1 are clamped, and socket slot 14 is slotted in 1 surface of casing, lamp cap 2 and socket
Slot 14 is laterally aligned, and 1 back side of casing fluting is provided with back-trough 6, and back-trough 6 is located at 14 lower end of socket slot；Display screen 3 is embedded in casing
1 positive Middle face, the interlocking of 3 back side of display screen have back bracket 13, and display screen 3 is fitted closely with back bracket 13, and 13 left and right ends of back bracket are opened
Slot is provided with handle slot 15, and handle slot 15 is symmetric in 6 left and right ends of back-trough；Rear cover 4 is covered on 1 back side of casing, rear cover 4
Left and right sides edge and 1 side wall of casing are clamped, and 4 middle part of rear cover is clamped with 6 inner wall of back-trough, and 6 outside lower end of back-trough is fixedly connected with
Snap-gauge 12, snap-gauge 12 are fitted closely with 1 bottom edge of casing；The insertion of power supply 9 is set in casing 1, and end is fixed on the left of power supply 9
Son 11,9 input terminal of power supply and 11 output end of terminal are electrically connected, and 9 output end of power supply and 11 input terminal of terminal are electrically connected；Wherein
The casing packaging structure that casing 1 and rear cover 4 are formed, examined in use by Space configuration detection components in casing 1
The handle slot 15 that survey personnel can have by holding 3 back side back bracket 13 of display screen fluting, carrys out carrying device and carries out mobile detection, together
When its display screen 3 carry out feedback will test component determination data and show, observed in real time convenient for testing staff, wherein electricity
Source 9 has further facilitated testing staff's carrying device and detection work to drive the electric equipments assembly operatings such as lamp cap 2, display screen 3
The progress of work.
Wherein, lamp cap 2 is a kind of LED lamp source, includes light emitting diode, light emitting diode in lamp cap 2 on the inside of lamp cap 2
Input terminal and 9 output end of power supply are electrically connected；Testing staff can be supplied when use device carries out mobile detection by power supply 9
Electric current buries the dim area of cloth, night so that testing staff meets cable using 2 light source of lamp cap to light light emitting diode to lamp cap 2
The detection work in evening carries out.
As shown in Figure 1-3, detection components include cable head 5, fishplate bar 7, lantern ring 8 and mutual inductor 10；Cable head 5 is through card
12 middle part of plate, cable head 5 are plugged in 1 inside of casing, and 5 output end of cable head is connected with 9 input terminal of power supply；Fishplate bar 7 includes metal
Plate and central siphon, shaft pipe welding are embedded in back-trough 6 in metal back, fishplate bar 7, and 7 central siphon of fishplate bar is through in casing 1；Set
The insertion of ring 8 is set in back-trough 6, and lantern ring 8 is embedded between 7 back side of fishplate bar and casing 1；The insertion of mutual inductor 10 is set to casing 1
Interior, mutual inductor 10 is fixed on 9 upper end of power supply, and 10 input terminal of mutual inductor and 9 output end of power supply are electrically connected, 10 output end of mutual inductor
It is electrically connected with 3 input terminal of display screen；Testing staff by carrying device to high-tension cable area to be tested, and by fishplate bar 7
High voltage cable crust damaged area is butted up against, after display screen 3, mutual inductor 10 are run in 9 current driving device of power supply,
When medium and high voltage cable electric current flows through high-tension cable damaged area, because the height generated between insulation shielding medium therewith circuit part presses
Cable insulation crust caused by electrical phenomena is damaged, and discharge current is by damaged area input 7 metal plate plate face of fishplate bar, and via connecing
Discharge current is input in the mutual inductor 10 that inside is connected with, passes through mutual inductor 10 by the conducting of metal plate and central siphon in plate 7
Measure through Current Voltage numerical value, and by numerical value export to display screen 3 and show, so that testing staff measures shelf depreciation
The data such as numerical values recited.
Wherein, lantern ring 8 is a kind of insulation ring apron, and 8 internal diameter of lantern ring is fitted closely with 7 central siphon of fishplate bar, passes through lantern ring 8
Fishplate bar 7 and 1 junction of casing are encapsulated, when avoiding discharge current from flowing through central siphon by 8 isolation material of lantern ring, outside central siphon electric current
Film playback rings measurement numerical value.
Wherein, mutual inductor 10 is a kind of voltage transformer, and the partial discharge come by mutual inductor 10 received from the transmission of fishplate bar 7 is electric
Stream, Lai Liyong mutual inductor 10 measure the voltage value for flowing through electric current, complete the detection to cable partial discharge.
Wherein, 5 output end of cable head is connected with 10 input terminal of mutual inductor, can be by by high-voltage cable joint in measurement
It accesses in cable head 5, exports directly to flow through electric current by high-tension cable to mutual inductor 10, measured using mutual inductor 10
Current data improves the applicability of device.
The utility model includes casing assembly and detection components, both tool is indivisible, and casing assembly is a kind of portable
The box-type shell integrated morphology of formula, the case structure being spliced by casing 1 and rear cover 4, come the electricity for including to detection components
Element is packaged, and the back bracket 13 by being equipped with facilitates testing staff to carry with handle slot 15, improves device
Applicability, detection components are based on mutual induction of voltage measuring principle, by by the high-tension cable external insulation skin breakage phase therewith of fishplate bar 7
It connects, the partial discharge phenomenon of electric current generation is flowed through by high-tension cable, the electric current generated after shelf depreciation is connected with fishplate bar 7,
And discharge current numerical value is measured by mutual inductor 10, the detection of complete paired cable electrification shelf depreciation ensure that the detection of device
Effect.
Wherein the utility model application instrument:
The model 12V150AH of power supply；
The model H050042 of display screen；
The model TL1 of terminal；
The model ZDK38M of mutual inductor；
Above description is the detailed description for the preferable possible embodiments of the utility model, but embodiment is not limited to
The patent claim of the utility model, the same changes or modifications completed under technical spirit suggested by all the utility model
Change, should belong to the covered the scope of the patents of the utility model.
Claims (5)
1. a kind of high-tension cable charges partial discharge detection device, it is characterised in that: include:
Casing assembly includes casing, display screen, rear cover and power supply；Casing upper end both sides are respectively equipped with lamp cap and socket
Slot, the lamp cap and casing are clamped, and for the socket slot fluting in casing surface, the lamp cap and socket slot are laterally aligned, described
Casing back side fluting is provided with back-trough, and the back-trough is located at socket slot lower end；The display screen is embedded in the positive Middle face of casing, institute
Stating the interlocking of the display screen back side has back bracket, and the display screen is fitted closely with back bracket, and the back bracket left and right ends, which are slotted, to be provided with
Handle slot, the handle slot are symmetric in back-trough left and right ends；The rear cover is covered on the casing back side, the rear cover or so
Both sides of the edge and chassis sidewall are clamped, and the rear cover and back-trough inner wall are clamped, and lower end is fixedly connected with snap-gauge on the outside of the back-trough,
The snap-gauge is fitted closely with casing bottom edge；The power supply insertion is set in casing, is fixed with end on the left of the power supply
Son, the power input and terminal output end are electrically connected, and the power output end and terminal input terminal are electrically connected；
Detection components include cable head, fishplate bar, lantern ring and mutual inductor；The cable head is through in the middle part of snap-gauge, the cable head
It is plugged in internal side of shell, the cable head output end is connected with power input；The fishplate bar includes metal plate and central siphon, described
Shaft pipe welding is embedded in back-trough in metal back, the fishplate bar, and the fishplate bar central siphon is through in casing；The lantern ring
Insertion is set in back-trough, and the lantern ring is embedded between the fishplate bar back side and casing；The mutual inductor insertion is set in casing,
The mutual inductor is fixed on power supply upper end, and the mutual inductor input terminal and power output end are electrically connected, the mutual inductor output
End is electrically connected with display screen input terminal.
2. a kind of high-tension cable according to claim 1 charges partial discharge detection device, it is characterised in that: the lamp cap is one
Kind LED lamp source, the lamp cap inside includes light emitting diode, light emitting diode input terminal and power output end in the lamp cap
It is electrically connected.
3. a kind of high-tension cable according to claim 1 charges partial discharge detection device, it is characterised in that: the lantern ring is one
Kind insulation ring apron, the lantern ring internal diameter are fitted closely with fishplate bar central siphon.
4. a kind of high-tension cable according to claim 1 charges partial discharge detection device, it is characterised in that: the mutual inductor is
A kind of voltage transformer.
5. a kind of high-tension cable according to claim 1 charges partial discharge detection device, it is characterised in that: the cable head is defeated
Outlet is connected with mutual inductor input terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822240027.4U CN209707637U (en) | 2018-12-27 | 2018-12-27 | A kind of high-tension cable electrification partial discharge detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822240027.4U CN209707637U (en) | 2018-12-27 | 2018-12-27 | A kind of high-tension cable electrification partial discharge detection device |
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| Publication Number | Publication Date |
|---|---|
| CN209707637U true CN209707637U (en) | 2019-11-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822240027.4U Active CN209707637U (en) | 2018-12-27 | 2018-12-27 | A kind of high-tension cable electrification partial discharge detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113466503A (en) * | 2021-09-06 | 2021-10-01 | 徐州云兴电子科技有限公司 | Detector is put in office of outdoor cable junction |
-
2018
- 2018-12-27 CN CN201822240027.4U patent/CN209707637U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113466503A (en) * | 2021-09-06 | 2021-10-01 | 徐州云兴电子科技有限公司 | Detector is put in office of outdoor cable junction |
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