CN206696380U - A kind of adjustable paper oil insulation discharge test device of temperature - Google Patents
A kind of adjustable paper oil insulation discharge test device of temperature Download PDFInfo
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- CN206696380U CN206696380U CN201720384557.9U CN201720384557U CN206696380U CN 206696380 U CN206696380 U CN 206696380U CN 201720384557 U CN201720384557 U CN 201720384557U CN 206696380 U CN206696380 U CN 206696380U
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Abstract
The utility model is on a kind of adjustable paper oil insulation discharge test device of temperature, is mainly included：Makrolon top cover, makrolon housing, thermoregulator and temperature monitor.Makrolon top cover and makrolon housing form closed cavity by rubber seal rings for seal, and the bottom in closed cavity is fixed with heating dish, and experiment chamber is provided with heating dish；The center of makrolon top cover is fixedly installed the spiral ranging conducting rod through makrolon top cover, and one end of the spiral ranging conducting rod away from makrolon housing is connected with high-field electrode；Thermoregulator is connected by wire via aviation plug with heating dish；Temperature monitor is connected by wire via aviation plug with testing the outside of chamber.Temperature monitor and thermoregulator are combined so that the present apparatus can accurately control the temperature of test product, experimental result reliability height.Using simple closed structure so that present apparatus air-tightness is high, simple in construction, easy to operate, easy to utilize.
Description
Technical field
It the utility model is related to high voltage and insulation technology field, more particularly to a kind of adjustable paper oil insulation electric discharge of temperature
Experimental provision.
Background technology
Distribution transformer is the key equipment in power distribution network, and distribution transformer can be divided into dry type according to the type of cooling matches somebody with somebody
Piezoelectric transformer, oil immersion-type distribution transformer and fluoride distribution transformer, at present, the whole country in active service distribution transformer with
Based on oil immersion-type distribution transformer.Widely used oil-paper or oil-cardboard insulating materials are as oil inside oil immersion-type distribution transformer
Paper insulation pole, once distribution transformer hot-spot, paper oil insulation very likely occur shelf depreciation even it is breakdown, so as to lead
Distribution transformer damage is caused, and then brings huge power outage.At present, in domestic distribution transformer failure, distribution transformer
The phenomenon being burned causes very big threat to the safe and stable operation of power network.Therefore, in the lab, research environment temperature pair
The influence of distribution transformer performance has very important significance.
At present, for influence of the research environment temperature to distribution transformer performance in laboratory, mainly using discharge in insulation
Experimental provision, existing discharge in insulation experimental provision mainly include alternating current-direct current high voltage power supply, paper oil insulation test product tank body, part and put
Electric tester, heater block and temperature measurement unit.When being tested, heater block adds to the transformer oil of tank interior
Heat, temperature measurement unit measure to the temperature of tank interior transformer oil, when temperature measurement unit monitors tank interior
Temperature of oil in transformer when reaching design temperature, heater block is stopped, in case staff matches somebody with somebody under the conditions of studying Current Temperatures
The performance condition of piezoelectric transformer.In experimentation, when staff has found that the actual temperature of transformer oil is less than design temperature,
Heater block work is again started up, heating is carried out to transformer oil for heater block until transformer oil temperature reaches design temperature
When, heater block is stopped again.
However, when temperature measurement unit detection tank interior temperature of oil in transformer whether reach design temperature when, it is necessary to according to
Manually judge whether the actual temperature measured by temperature measurement unit is consistent with design temperature, therefore the judgement to temperature is present
Error, staff can be caused to carry out discharge in insulation experiment under the temperature conditionss of inaccuracy, and then make discharge in insulation experiment knot
Fruit is unreliable.In addition, when there is multiple design temperatures in experiment, existing discharge in insulation experimental provision is needed in multiple setting temperature
Switch between degree, be required for artificial judgment actual temperature whether consistent with design temperature under every kind of design temperature, this can cause reality
It is more unreliable to test result.
Utility model content
To overcome problem present in correlation technique, it is real that the utility model provides a kind of adjustable paper oil insulation electric discharge of temperature
Experiment device.
A kind of adjustable paper oil insulation discharge test device of temperature, including：Makrolon top cover, makrolon housing, temperature
Degree adjuster and temperature monitor, makrolon top cover and makrolon housing form confined air by rubber seal rings for seal
Chamber, the bottom in closed cavity are fixed with heating dish, experiment chamber are provided with heating dish, tests one end open, the other end of chamber
Closing, and the blind end for testing chamber is brought into close contact with heating dish；The center of makrolon top cover be fixedly installed through
The spiral ranging conducting rod of makrolon top cover, one end of the spiral ranging conducting rod away from makrolon housing and high-field electrode
Connection；Vacuum air valve is fixedly installed on makrolon housing, vacuum air valve is extended vertically through in the side wall of makrolon housing；Oil
Paper insulation discharge test device also includes aviation plug, and aviation plug includes being provided with the fixing end of contact pin and is provided with jack
Free end, one end of fixing end is fixedly installed in the side wall of makrolon housing, the other end is connected with multiple conducting wires, free end
One end by coupling nut with fixing end screws, the other end is connected with multiple conducting wires；Thermoregulator is by wire via boat
Blind plug is connected with heating dish；Temperature monitor is connected by wire via aviation plug with testing the lateral wall of chamber；Test chamber
Inside bottom be fixedly installed grounding electrode, grounding electrode is by wire from the outside of experiment chamber via aviation plug and the earth
Connection.
Alternatively, temperature monitor includes thermocouple and instrumentation, and thermocouple is brought into close contact in the lateral wall of experiment chamber,
Instrumentation is connected by wire via aviation plug with thermocouple.
Alternatively, spiral ranging conducting rod is stainless steel spiral ranging conducting rod.
Alternatively, the one end for the spiral ranging conducting rod being connected with high-field electrode is provided with screw thread, spiral ranging conducting rod
Spun with high-field electrode by screw thread.
Alternatively, it is that quartz glass tests chamber to test chamber.
Alternatively, the core number of aviation plug is at least four cores.
Alternatively, heating dish is circular heating dish.
Alternatively, the adjustable temperature scope of thermoregulator is 20-200 DEG C.
Alternatively, the heating temperature range of heating dish is 20-200 DEG C.
The technical scheme that embodiment of the present utility model provides can include the following benefits：
The utility model provides a kind of adjustable paper oil insulation discharge test device of temperature, including：Makrolon top cover, gather
Carbonic ester housing, thermoregulator and temperature monitor, makrolon top cover and makrolon housing are close by rubber seal
Seal and form closed cavity, the bottom in closed cavity is fixed with heating dish, and experiment chamber is provided with heating dish, tests one end of chamber
Opening, other end closing, and the blind end for testing chamber is brought into close contact with heating dish.The center of makrolon top cover is fixed and set
The spiral ranging conducting rod through makrolon top cover is equipped with, one end of the spiral ranging conducting rod away from makrolon housing
It is connected with high-field electrode；Vacuum air valve is fixedly installed on makrolon housing, vacuum air valve is extended vertically through in polycarbonate shell
The side wall of body；Paper oil insulation discharge test device also includes aviation plug, aviation plug include being provided with the fixing end of contact pin and
Be provided with the free end of jack, one end of fixing end is fixedly installed in the side wall of makrolon housing, the other end be connected with it is more
Root wire, one end of free end by coupling nut with fixed socket screws, the other end is connected with multiple conducting wires；Thermoregulator
It is connected by wire via aviation plug with heating dish；Outside of the temperature monitor by wire via aviation plug and experiment chamber
Wall connects；The inside bottom of experiment chamber is fixedly installed grounding electrode, grounding electrode by wire from the outside of experiment chamber via
Aviation plug is connected with the earth.
The utility model embodiment provides the adjustable experimental provision of temperature, and the equipment for carrying out temperature adjustment is mainly temperature
Adjuster and temperature monitor are spent, wherein, thermoregulator is connected by wire via aviation plug with heating dish, and heating dish
On be provided with experiment chamber, and both are brought into close contact connection, and therefore, this experimental provision is able to ensure that staff according to requirement of experiment
The design temperature of heating dish is adjusted flexibly, so as to reach the purpose that experiment chamber design temperature is adjusted flexibly.Temperature monitor passes through
Wire is connected via aviation plug with testing the lateral wall of chamber so that temperature monitor can detect the reality of experiment chamber in real time
Temperature, and by the actual temperature Real-time Feedback of experiment chamber to thermoregulator, therefore the utility model can avoid artificial judgment
Test chamber actual temperature it is whether consistent with design temperature caused by error, so as to ensure experiment chamber be stably operated in setting
At a temperature of, that is to say, that it can ensure that staff carries out discharge in insulation experiment under accurate experimental temperature, and then improve exhausted
The accuracy of edge discharge test result.
Simultaneously as the processing before paper oil insulation discharge test to product to be tested is carried out in a vacuum, therefore, this
Makrolon top cover and makrolon housing form closed cavity by rubber seal rings for seal in utility model, it is possible to increase real
The air-tightness of experiment device；The connection of closed cavity and external structure uses aviation plug, can further improve experimental provision
Air-tightness.In addition, experimental provision in the utility model mainly by makrolon top cover, makrolon housing, thermoregulator,
Temperature monitor, spiral ranging conducting rod, heating dish and experiment chamber are formed, and composition is simple in construction, easy to operate, is easy to promote.
It should be appreciated that the general description and following detailed description of the above are only exemplary and explanatory, not
The utility model can be limited.
Brief description of the drawings
Accompanying drawing herein is merged in specification and forms the part of this specification, show meet it is of the present utility model
Embodiment, and for explaining principle of the present utility model together with specification.
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, for ordinary skill people
For member, without having to pay creative labor, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of basic knot for the adjustable paper oil insulation discharge test device of temperature that the utility model embodiment provides
Structure schematic diagram；
Fig. 2 is the adjustable paper oil insulation discharge test device of a kind of temperature that the utility model another kind embodiment provides
Basic structure schematic diagram；
Fig. 3 is the structural representation for the spiral ranging conducting rod that the utility model embodiment provides.
Symbol represents：1- makrolon top cover, 2- makrolon housing, 3- rubber seal, 4- vacuum air valve, 5- spirals
Ranging conducting rod, 6- experiment chamber, 7- heating dish, 8- aviation plugs, 9- thermoregulators, 10- temperature monitors, 51- screw threads,
101- thermocouples, 102- instrumentations.
Embodiment
Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Following description is related to
During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the utility model.On the contrary, they be only with such as
The example of the consistent apparatus and method of some aspects being described in detail in appended claims, of the present utility model.
Distribution transformer is the key equipment in distribution system, in order to which research environment temperature is to distribution transformer in laboratory
The influence of performance, typically all use discharge in insulation experimental provision.It is inaccurate, no to solve temperature control in existing experimental provision
The problem of flexible, the utility model provide a kind of adjustable paper oil insulation discharge test device of temperature, and the device mainly passes through
Thermoregulator and temperature monitor, which are combined, carrys out the accurate temperature for controlling heating dish, so as to improve the reliability of experimental result.
The adjustable paper oil insulation discharge test device of temperature in the utility model embodiment is entered below with reference to accompanying drawing
Row describes in detail.
Fig. 1 is a kind of basic knot for the adjustable paper oil insulation discharge test device of temperature that the utility model embodiment provides
Structure schematic diagram.As shown in Figure 1, the adjustable paper oil insulation discharge test device of temperature in the utility model embodiment, main bag
Include makrolon top cover 1, makrolon housing 2, thermoregulator 9 and the part of temperature monitor 10 4.
Wherein, makrolon top cover 1 and makrolon housing 2 form closed cavity by the sealing of rubber seal 3, due to
Makrolon top cover 1 and makrolon housing 2 are transparent component, it is accordingly possible to ensure staff is easily to experimental phenomena
Observed, and makrolon top cover 1 and polycarbonate shell body can improve the radiating effect and mechanical performance of experimental provision.
The insulating properties of experimental provision are able to ensure that using rubber seal 3, while the air-tightness of experimental provision can be improved, such as：
Rubber seal 3 can completely cut off the influence such as moisture in outside air, moisture, and when can prevent oil immersion transformer oil infiltration.
Bottom in closed cavity is fixed with heating dish 7, and experiment chamber 6, experiment chamber 6 and heating dish 7 are provided with heating dish 7
It is brought into close contact.Experiment chamber 6 can select quartz glass to test chamber, because quartz glass has good insulating properties and resistance in itself
High-temperature behavior, therefore quartz glass experiment chamber can ensure the security and heat resistance of discharge in insulation experiment, while quartz glass
Experiment chamber is transparent experiment chamber, can facilitate staff from experimental provision external observation experimental phenomena.
Heating dish 7 can use it is variously-shaped, such as：Square, rectangle, circle etc., from circular heating in the present embodiment
Disk, staff is more beneficial for from all angles observation experiment phenomenon with reference to the experiment chamber of cylinder.
In the utility model embodiment, more preferably heating temperature range could be arranged to heating dish：40 DEG C -120 DEG C,
The beneficial effect of the temperature range is：At present in domestic distribution transformer failure, the phenomenon that distribution transformer is burned is to electricity
The safe and stable operation of net causes very big threat, for influence of the research environment temperature to distribution transformer performance, it is necessary to
Laboratory simulation distribution transformer at different ambient temperatures be heated after state.Generally, distribution transformer works
Environment temperature be 40 DEG C, when reaching 120 DEG C, distribution transformer is unable to longtime running, otherwise can be burned, thus heating dish plus
Hot temperature range is arranged to 40 DEG C -120 DEG C, can effectively simulate the environment temperature of distribution transformer in actual motion.
Experiment chamber 6 is brought into close contact to be connected with heating dish 7 can efficiently reduce thermal loss, it is ensured that the reality of experiment chamber 6
The design temperature of temperature and heating dish 7 is consistent.
The center of makrolon top cover 1 is fixedly installed the spiral ranging conducting rod through makrolon top cover 1
5, one end connection high-field electrode of spiral ranging conducting rod 5, the other end connects product to be tested, i.e.,：It is conductive by spiral ranging
Bar 5 applies voltage to product to be tested.Spiral ranging conducting rod 5 in the utility model embodiment is led for stainless steel spiral ranging
Electric pole, this spiral ranging conducting rod is not likely to produce corrosion, therefore the impurity such as corrosion will not be brought to experimental provision.
Vacuum air valve 4 is fixedly installed on makrolon housing 2, vacuum air valve 4 is extended vertically through in makrolon housing 2
Side wall.Because the utility model is to be used for paper oil insulation discharge test, the processing of product to be tested is in closed vacuum before experiment
Middle progress, therefore vacuum air valve 4 is provided with the utility model embodiment.Vacuum air valve 4 through makrolon housing 2, and
Vacuum air valve 4 carries out vacuumize process after being connected with the vavuum pump of outside to experimental provision, until the air pressure in closed cavity reaches
Meet requirement of experiment during to 133Pa, stop vacuumize process.
Experimental provision in the utility model embodiment also includes aviation plug 8, and aviation plug 8 includes being provided with contact pin
Fixing end and the free end for being provided with jack.One end of fixing end is fixedly installed in the side wall of makrolon housing 2, the other end
Be connected with multiple conducting wires, one end of free end by coupling nut with fixing end screws, the other end is connected with multiple conducting wires.
Aviation plug, also referred to as connector assembly, it is substantially the connector in electric wiring, is widely used in various electric wirings
In, play a part of connection or disconnecting circuit.Common household electrical appliance in aviation plug and life in the utility model embodiment
The difference of plugs and sockets be that common socket for domestic electric appliances structure is that fixing end is provided with jack in life, and free end is set
It is equipped with plug, the fixing end of aviation plug is provided with contact pin in the utility model embodiment and free end is provided with jack, both
Structure contrast.Aviation plug structure is used in embodiment of the present utility model, because aviation plug is applied to precision in itself
Aviation field, air-tightness is good, and the fixed socket of aviation plug is directly fixedly installed on makrolon in the utility model
In the side wall of housing 2, this structure setting can further increase the air-tightness of closed cavity, be advantageous to improve experimental result
Accuracy.
In addition, the core number of aviation plug 8 is at least four cores in the utility model embodiment, that is to say, that aviation plug 8
Fixing end, which comprises at least, to be had four contact pins and free end to comprise at least to have four jacks.Specifically, because the utility model is implemented
Thermoregulator 9 is connected by wire via aviation plug 8 with heating dish 7 in example, and temperature monitor 10 is by wire via boat
Blind plug 8 be connected with testing the side wall of chamber 6, grounding electrode by wire from the outside of the experiment chamber 6 via aviation plug 8 and
Ground wire connects, therefore aviation plug 8 can connect six part-structures inside and outside closed cavity as connector.Can in conjunction with Fig. 1
Know, one end of the fixing end of aviation plug is fixedly installed in the side wall of makrolon housing 2 in the utility model embodiment, separately
One end is connected with three wires, three wires of fixing end one end with temperature monitor 10, heating dish 7 and experiment chamber respectively
6 outside connection；One end of the free end of aviation plug is screwed by coupling nut and fixing end, and the other end is connected with three and led
Line, the other end with temperature monitor 10, thermoregulator 9 and the earth are connected three wires of free end respectively.To enter one
Step ensures the reliability of experimental provision, and the fixing end of aviation plug 8 is provided with a standby contact pin, and a corresponding fixing end is standby
Wire；And free end is provided with a standby jack, a corresponding standby wire in free end.In summary, the utility model is real
The core number for applying aviation plug 8 in example is at least four cores.
With continued reference to Fig. 1, the inside bottom that chamber 6 is tested in the utility model embodiment is fixedly installed grounding electrode, connects
Ground electrode is connected from the outside of experiment chamber 6 by wire via aviation plug 8 with ground wire.The utility model belongs to electrion reality
Test, grounding electrode is provided with the utility model embodiment, it can be ensured that the safety of experimenter.
The equipment of carry out temperature adjustment in the utility model is mainly thermoregulator 9 and temperature monitor 10.Temperature
Adjuster 9 is a kind of control device with display function being made up of temperature control modules and peripheral circuit, the utility model
The adjustable temperature scope of thermoregulator 9 in embodiment is 20-200 DEG C, the heating-up temperature one of the temperature range and heating dish 7
Cause, it can be ensured that the actual temperature of experiment chamber 6 is consistent with the design temperature of heating dish 7.
Referring to Fig. 2 on the basis of the embodiment shown in above-mentioned Fig. 1, Fig. 2 is that the utility model another kind embodiment carries
A kind of basic structure schematic diagram of the adjustable paper oil insulation discharge test device of temperature supplied.As shown in Figure 2, temperature monitor 10
Including thermocouple 101 and the two parts of instrumentation 102.Instrumentation 102 is coupled via aviation plug 8 and thermoelectricity by wire
Connect.Wherein detection part of the thermocouple 101 as temperature monitor 10, it is brought into close contact in the outside of experiment chamber 6, by what is collected
The temperature signal of experiment chamber 6 is converted to electric signal and passes to temperature monitor 10, then is changed electric signal by instrumentation 102
To test the actual temperature of chamber 6 and showing the actual temperature, so that staff checks.The embodiment is not described in detail
Part can refer to embodiment shown in Fig. 1, between the two can mutual reference, no longer elaborate herein.
Referring to Fig. 3, Fig. 3 is the structural representation for the spiral ranging conducting rod that the utility model embodiment provides.Can by Fig. 3
Know, the one end for the spiral ranging conducting rod 5 being connected with high-field electrode is provided with screw thread 51.Spiral in the utility model embodiment
Ranging conducting rod uses helicitic texture, and is spun between spiral ranging conducting rod 5 and high-field electrode by screw thread 51, can make work
Make personnel and easily change different electrode models, so as to increase the flexibility of experiment.
The adjustable paper oil insulation discharge test device of temperature in the utility model embodiment is as follows using step：
The first step, grounding electrode is fixedly installed to the inside bottom of experiment chamber, and high-field electrode is attached to spiral and surveyed
Away from conducting rod.
Second step, experiment chamber is positioned in heating dish, and by the makrolon top cover with spiral ranging conducting rod with gathering
Carbonic ester housing is sealed by rubber seal, forms closed cavity.
3rd step, closed cavity is connected with vavuum pump by vacuum valve, closed cavity take out very using vavuum pump
Empty impregnation.
4th step, it is determined that the temperature parameter of experiment, and set by thermoregulator, the temperature ginseng of the experiment
Design temperature of the number as heating dish, that is, the design temperature of experiment chamber；Tested simultaneously using temperature monitor Real-time Feedback
The actual temperature of chamber.
5th step, grounding electrode is connected with being drawn from the outside of experiment chamber by wire, is connected to the ground through aviation plug
Line, then high-field electrode is connected by wire with installation spiral ranging conducting rod, proceeds by paper oil insulation discharge test, it is real
If it find that actual temperature deviates design temperature during testing, can be adjusted flexibly by thermoregulator.
6th step, paper oil insulation discharge test phenomenon is observed and recorded through experiment chamber and makrolon housing,
So as to draw the result of paper oil insulation discharge test.
Those skilled in the art will readily occur to this practicality after considering specification and putting into practice the disclosure of utility model here
New other embodiments.The utility model is intended to any modification, purposes or adaptations of the present utility model,
These modifications, purposes or adaptations follow general principle of the present utility model and undocumented including the utility model
Common knowledge or conventional techniques in the art.Description and embodiments are considered only as exemplary, and this practicality is new
The true scope and spirit of type are pointed out by following claim.
It should be appreciated that the accurate knot that the utility model is not limited to be described above and is shown in the drawings
Structure, and various modifications and changes can be being carried out without departing from the scope.The scope of the utility model only will by appended right
Ask to limit.
Claims (9)
- A kind of 1. adjustable paper oil insulation discharge test device of temperature, it is characterised in that including：Makrolon top cover (1), poly- carbon Acid esters housing (2), thermoregulator (9) and temperature monitor (10), the makrolon top cover (1) and makrolon housing (2) sealed by rubber seal (3) and form closed cavity, the bottom in the closed cavity is fixed with heating dish (7), described Experiment chamber (6), the one end open of the experiment chamber (6), other end closing, and the experiment chamber (6) are provided with heating dish (7) Blind end be brought into close contact with the heating dish (7)；The center of the makrolon top cover (1) is fixedly installed the spiral survey through the makrolon top cover (1) Away from conducting rod (5), one end and the high-field electrode of the spiral ranging conducting rod (5) away from the makrolon housing (2) connect Connect；Vacuum air valve (4) is fixedly installed on the makrolon housing (2), the vacuum air valve (4) is extended vertically through in described The side wall of makrolon housing (2)；The paper oil insulation discharge test device also includes aviation plug (8), and the aviation plug (8) includes being provided with contact pin Fixing end and the free end for being provided with jack, one end of the fixing end is fixedly installed on the side of the makrolon housing (2) On wall, the other end be connected with multiple conducting wires, one end of the free end is screwed by coupling nut with fixing end, the other end is connected There are multiple conducting wires；The thermoregulator (9) is connected by wire via the aviation plug (8) with the heating dish (7)；The temperature monitor (10) is connected by wire via the aviation plug (8) with the lateral wall of the experiment chamber (6)；The inside bottom of the experiment chamber (6) is fixedly installed grounding electrode, and the grounding electrode is by wire from the experiment The outside of chamber (6) is connected via aviation plug (8) with the earth.
- 2. the adjustable paper oil insulation discharge test device of temperature according to claim 1, it is characterised in that the temperature inspection Surveying instrument (10) includes thermocouple (101) and instrumentation (102), and the thermocouple (101) is brought into close contact in the experiment chamber (6) Lateral wall, the instrumentation (102) is connected by wire via the aviation plug (8) with the thermocouple.
- 3. the adjustable paper oil insulation discharge test device of temperature according to claim 1, it is characterised in that the spiral is surveyed It is stainless steel spiral ranging conducting rod away from conducting rod (5).
- 4. the adjustable paper oil insulation discharge test device of temperature according to claim 1, it is characterised in that with the high pressure One end of the spiral ranging conducting rod (5) of electrode connection is provided with screw thread (51), the spiral ranging conducting rod (5) and institute High-field electrode is stated to spin by screw thread (51).
- 5. the adjustable paper oil insulation discharge test device of temperature according to claim 1, it is characterised in that the experiment chamber (6) chamber is tested for quartz glass.
- 6. the adjustable paper oil insulation discharge test device of temperature according to claim 1, it is characterised in that the aviation is inserted The core number of head (8) is at least four cores.
- 7. the adjustable paper oil insulation discharge test device of temperature according to claim 1, it is characterised in that the heating dish (7) it is circular heating dish.
- 8. the adjustable paper oil insulation discharge test device of temperature according to claim 1, it is characterised in that the temperature is adjusted The adjustable temperature scope for saving device (9) is 20-200 DEG C.
- 9. the adjustable paper oil insulation discharge test device of temperature according to claim 1, it is characterised in that the heating dish (7) heating temperature range is 20-200 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720384557.9U CN206696380U (en) | 2017-04-13 | 2017-04-13 | A kind of adjustable paper oil insulation discharge test device of temperature |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720384557.9U CN206696380U (en) | 2017-04-13 | 2017-04-13 | A kind of adjustable paper oil insulation discharge test device of temperature |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106885977A (en) * | 2017-04-13 | 2017-06-23 | 云南电网有限责任公司电力科学研究院 | A kind of adjustable paper oil insulation discharge test device of temperature |
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2017
- 2017-04-13 CN CN201720384557.9U patent/CN206696380U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106885977A (en) * | 2017-04-13 | 2017-06-23 | 云南电网有限责任公司电力科学研究院 | A kind of adjustable paper oil insulation discharge test device of temperature |
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Effective date of registration: 20210202 Address after: 650217 No. 105 Yunda West Road, Kunming Economic and Technological Development Zone, Yunnan Province Patentee after: YUNNAN POWER GRID CO., LTD. ELECTRIC POWER Research Institute Address before: 650217 No. 105 Yunda West Road, Kunming Economic and Technological Development Zone, Yunnan Province Patentee before: YUNNAN POWER GRID CO., LTD. ELECTRIC POWER Research Institute Patentee before: XI'AN JIAOTONG University |
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