CN205641835U - Sulfur hexafluoride electrical equipment moisture treatment facility that exceeds standard - Google Patents
Sulfur hexafluoride electrical equipment moisture treatment facility that exceeds standard Download PDFInfo
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- CN205641835U CN205641835U CN201620435450.8U CN201620435450U CN205641835U CN 205641835 U CN205641835 U CN 205641835U CN 201620435450 U CN201620435450 U CN 201620435450U CN 205641835 U CN205641835 U CN 205641835U
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- sulfur hexafluoride
- electrical equipment
- hexafluoride electrical
- baking oven
- processing equipment
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Abstract
The utility model discloses a sulfur hexafluoride electrical equipment moisture treatment facility that exceeds standard includes the oven, and this oven has heating unit, heated air circulation unit and advances exhaust units, and wherein, the oven still is provided with the vacuum unit that is used for controlling the oven internal vacuum. Above -mentioned sulfur hexafluoride electrical equipment moisture treatment facility that exceeds standard for sulfur hexafluoride electrical equipment internal clearance's moisture heating evaporation more thoroughly. Consequently, through the utility model discloses a back is handled to the treatment facility, greatly reduced sulfur hexafluoride electrical equipment moisture exceed standard and handle unqualified problem repeatedly.
Description
Technical field
This utility model relates to electric insulation technical field, particularly relates to a kind of sulfur hexafluoride electrical equipment water
Divide the processing equipment that exceeds standard.
Background technology
It is known that need insulation in electrical equipment between section components, so-called insulation uses exactly and does not leads
The material of electricity is by electrical body isolation or wraps up, to prevent a kind of safety measure got an electric shock.Good is exhausted
Edge is for ensureing the safe operation of electrical equipment and circuit, and it is most basic for preventing accident of human electric shock
And most reliable means.Insulation is commonly divided into gas-insulated, fluid insulation and solid insulation three class.
(molecular formula is SF to sulfur hexafluoride6) there is the arc extinction performance of good electrical insulation properties and excellence.
Its electric strength is 2.5 times of nitrogen under same pressure, and breakdown voltage is 2.5 times of air, and arc extinguishing ability is
100 times of air, are a kind of supertension insulating dielectric materials of new generation being better than between air and oil.Hexafluoro
Change sulfur is with its good insulating properties and arc extinction performance, such as: chopper, high-tension transformer, gas closed group
Close capacitor, hv transmission line, transformer etc..Due to the insulating properties that it is superior, it is widely used in
In electrical equipment.In sulfur hexafluoride electrical equipment, measurement of moisture content of gas directly affects the insulating properties of electrical equipment
Energy.Operating experience shows, sulfur hexafluoride electrical equipment, and particularly in voltage transformer (PT), moisture surpasses
Mark situation is serious.According to statistics, 305 groups the PT prerun tests that Guangdong Power Grid is carried out for 2013, find moisture
At excessive defect 106, ratio of defects reaches 34.8%, and, such defect defect elimination difficulty, defect is the most anti-
Appear again existing.
In sum, how to solve sulfur hexafluoride electrical equipment Moisture high UCL and repeatedly process underproof asking
Topic, it has also become the technical barrier that those skilled in the art are urgently to be resolved hurrily.
Utility model content
The purpose of this utility model is to provide a kind of sulfur hexafluoride electrical equipment Moisture high UCL processing equipment, with
The problem avoiding sulfur hexafluoride electrical equipment Moisture high UCL.
To achieve these goals, this utility model provides a kind of sulfur hexafluoride electrical equipment Moisture high UCL
Processing equipment, including baking oven, described baking oven has heating unit, hot air circulation unit and enters/air draft unit,
Described baking oven is additionally provided with the vacuum pump set for controlling oven interior vacuum.
Preferably, described vacuum pump set is internally provided with metal hose at baking oven.
Preferably, the vacuum pump of described vacuum pump set uses backing pump to add Roots's pump structure, prime pump speed
Rate 25L/S, end vacuum 10pa, lobe pump speed 300L/S, end vacuum 1pa.
Preferably, the size of described vacuum pump is length × width × height=1000mm × 800mm × 1200mm.
Preferably, the size of described baking oven is length × width × height=7800mm × 2900mm × 2600mm.
Preferably, the aluminium silicate heat-preservation cotton that thickness is 100mm it is provided with in the box body wall of described baking oven.
Preferably, the inside bottom of described baking oven is provided with track and dolly, and the bottom of described dolly is arranged
Having roller, described roller rolls with described track and coordinates.
Preferably, the outside of described baking oven is provided with operation bench, and described operation bench has temperature in display baking oven
Degree and the display of vacuum.
Preferably, the blower motor of described hot air circulation unit uses major axis high-temperature resistant electric machine, described electricity
Motivation is arranged on the top of described baking oven.
Preferably, the quantity of described motor is 14 sets.
In technique scheme, the sulfur hexafluoride electrical equipment Moisture high UCL that this utility model provides processes
Equipment includes baking oven, and this baking oven has heating unit, hot air circulation unit and enters/air draft unit, wherein,
Baking oven is additionally provided with the vacuum pump set for controlling oven interior vacuum.It is situated between compared in background technology
The content continued, above-mentioned sulfur hexafluoride electrical equipment Moisture high UCL processing equipment, can be right by vacuum pump set
Sulfur hexafluoride electrical equipment in baking oven carries out evacuation process so that be in negative pressure state in baking oven, fall
The low boiling point of water, in baking oven for heating temperature-rise period, moisture starts to be evaporated and takes away that (i.e. the temperature inside the box does not reaches
During to 100 degrees Celsius, but reaching the boiling point of water, moisture also can be taken away by evaporation) so that sulfur hexafluoride
The moisture heating evaporation in inside electric appliance gap is more thorough, therefore, by process of the present utility model
After equipment processes, greatly reduce sulfur hexafluoride electrical equipment Moisture high UCL and repeatedly process underproof
Problem.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will
The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that,
Accompanying drawing in describing below is only embodiment of the present utility model, comes for those of ordinary skill in the art
Say, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to the accompanying drawing provided.
The sulfur hexafluoride electrical equipment Moisture high UCL processing equipment that Fig. 1 provides for this utility model embodiment
Structural representation.
In figure 1 above:
Baking oven 1, heating unit 2, enter/air draft unit 3, vacuum pump set 4, metal hose 5, aluminium silicate insulation
Cotton layer 6, track 7, dolly 8, roller 9, operation bench 10, motor 11.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, to the technology in this utility model embodiment
Scheme is clearly and completely described, it is clear that described embodiment is only this utility model one
Divide embodiment rather than whole embodiments.Based on the embodiment in this utility model, this area is common
The every other embodiment that technical staff is obtained under not making creative work premise, broadly falls into this
The scope of utility model protection.
Core of the present utility model is to provide a kind of sulfur hexafluoride electrical equipment Moisture high UCL processing equipment, with
The problem avoiding sulfur hexafluoride electrical equipment Moisture high UCL.
In order to make those skilled in the art be more fully understood that the technical scheme that this utility model provides, below
Will the utility model is described in further detail in conjunction with the drawings and specific embodiments.
As it is shown in figure 1, the sulfur hexafluoride electrical equipment Moisture high UCL that this utility model embodiment provides processes
Equipment, including baking oven 1, baking oven 1 has heating unit 2, hot air circulation unit and enters/air draft unit 3,
Baking oven 1 is additionally provided with the vacuum pump set 4 for controlling oven interior vacuum.Compared to institute in background technology
The content introduced, the sulfur hexafluoride electrical equipment Moisture high UCL processing equipment that this utility model embodiment provides,
Add vacuum pump set, the sulfur hexafluoride electrical equipment in baking oven can be taken out very by vacuum pump set
Vacancy is managed so that is in negative pressure state in baking oven, reduces the boiling point of water, in baking oven for heating temperature-rise period
Moisture start to be evaporated and take away (when i.e. the temperature inside the box is not up to 100 degrees Celsius, but reach the boiling point of water,
Moisture also can be taken away by evaporation) so that the moisture heating evaporation of sulfur hexafluoride electrical equipment internal clearance is more
Add thoroughly, therefore, after being processed by processing equipment of the present utility model, greatly reduce sulfur hexafluoride electricity
Gas equipment Moisture high UCL and repeatedly process underproof problem.
Further in technical scheme, the vacuum pump set 4 that this utility model embodiment provides is at baking oven 1
It is internally provided with metal hose 5.By arranging metal hose 5 in oven interior, utilize metal hose 5 with
Pending Moisture high UCL equipment contact so that the effect of pending equipment evacuation is more preferable, more efficiency.
Specifically, the vacuum pump of above-mentioned vacuum pump set 4 uses backing pump to add Roots's pump structure, backing pump
Speed 25L/S, end vacuum 10pa, lobe pump speed 300L/S, end vacuum 1pa.Further,
The size of above-mentioned vacuum pump is length × width × height=1000mm × 800mm × 1200mm.Will be understood
Be above-mentioned vacuum pump size and model is only a kind of citing of the vacuum pump that vacuum pump set uses, also
Can be the vacuum pump of other specifications and model, only this utility model embodiment preferably employs above-mentioned rule
Lattice and the vacuum pump of model.
More specifically, the size of above-mentioned baking oven 1 be length × width × height=7800mm × 2900mm ×
2600mm.Above-mentioned size Primary Reference 500kV SF6 current transformer maximum overall dimensions, transformer chi
Very little for long 7172mm × wide 1914mm × high 1314mm.Therefore, above-mentioned baking oven 1 is sized to hold
Receive typical case 500kV and below 500kV current transformer product.Certain above-mentioned baking oven size is this reality
With novel preferred a kind of citing, it is also possible to be that the size requirements according to pending Moisture high UCL equipment is entered
Row customization.
Further, the aluminium silicate heat-preservation cotton that thickness is 100mm it is provided with in the box body wall of above-mentioned baking oven 1
Layer 6.By arranging thickness 100mm aluminium silicate heat-preservation cotton layer so that the better heat preservation of baking oven, rise
Temperature is more rapid, and aluminium silicate heat-preservation cotton layer is high temperature resistant up to 850 DEG C.On it is appreciated of course that
State the aluminium silicate heat-preservation cotton layer arranged in box body wall, it is also possible to be other shapes of commonly using of those skilled in the art
The heat-insulation layer of formula, only this utility model embodiment preferably employs above-mentioned 100mm aluminium silicate heat-preservation cotton layer.
Further, the inside bottom of above-mentioned baking oven 1 is provided with track 7 and dolly 8, the end of dolly 8
Portion is provided with roller 9, and roller 9 rolls with track 7 and coordinates.Above-mentioned track can extend to outside baking oven,
Coordinated by above-mentioned rolling so that dolly 8 can put under and skid off baking oven.And baking oven outside track and baking
Case inner orbit can be integral type can also be separate type.When track is separate type, can be by the one of outside track
End is connected fastening with baking oven inner orbit by bolt group, and the other end of outside track is supported on ground by support
On, when tested device is in place, dolly in baking oven is moved to above case outside track, then by testing equipment
It is positioned on dolly, is directly pushed in baking oven.
Further, the outside of above-mentioned baking oven 1 is provided with operation bench 10, and this operation bench 10 has display
Oven temperature and the display of vacuum.The temperature in baking oven can be shown in real time by aforementioned display device
And vacuum.The parameters such as the temperature of baking oven, vacuum, time can be set by operation bench.
Further, the blower motor of above-mentioned hot air circulation unit uses major axis high-temperature resistant electric machine 11, should
Motor 11 is arranged on the top of baking oven 1.All can be in the top of baking oven owing to gas is heated, therefore exist
Baking oven top design motor so that hot air circulation is better.More specifically, above-mentioned motor 11
Quantity is 14 sets.It is appreciated of course that the quantity of above-mentioned motor 11 can also is that other quantity,
Only this utility model embodiment preferably employs 14 sets.
Above sulfur hexafluoride electrical equipment Moisture high UCL processing equipment provided by the utility model is carried out
It is discussed in detail.It should be noted that each embodiment in this specification all uses the mode gone forward one by one to describe,
What each embodiment stressed is the difference with other embodiments, identical between each embodiment
Similar part sees mutually.
Also, it should be noted in this article, the relational terms of such as first and second or the like is only used
One entity or operation are separated with another entity or operating space, and not necessarily requires or secretly
Show relation or the order that there is any this reality between these entities or operation.And, term " includes ",
" comprise " or its any other variant is intended to comprising of nonexcludability, so that include a series of wanting
Article or the equipment of element not only include those key elements, but also include other key elements being not expressly set out,
Or also include the key element intrinsic for this article or equipment.In the case of there is no more restriction,
The key element limited by statement " including ... ", it is not excluded that including article or the equipment of above-mentioned key element
In there is also other identical element.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses
This utility model.Multiple amendment to these embodiments will be aobvious for those skilled in the art
And be clear to, generic principles defined herein can be without departing from spirit or scope of the present utility model
In the case of, realize in other embodiments.Therefore, this utility model is not intended to be limited to institute herein
These embodiments shown, and it is to fit to consistent with principles disclosed herein and features of novelty the widest
Scope.
Claims (10)
1. a sulfur hexafluoride electrical equipment Moisture high UCL processing equipment, including baking oven (1), described baking
Case (1) has heating unit (2), hot air circulation unit and enters/air draft unit (3), it is characterised in that
Described baking oven (1) is additionally provided with the vacuum pump set (4) for controlling oven interior vacuum.
2. sulfur hexafluoride electrical equipment Moisture high UCL processing equipment as claimed in claim 1, its feature exists
It is internally provided with metal hose (5) at baking oven (1) in, described vacuum pump set (4).
3. sulfur hexafluoride electrical equipment Moisture high UCL processing equipment as claimed in claim 1, its feature exists
In, the vacuum pump of described vacuum pump set (4) uses backing pump to add Roots's pump structure, backing pump speed
25L/S, end vacuum 10pa, lobe pump speed 300L/S, end vacuum 1pa.
4. sulfur hexafluoride electrical equipment Moisture high UCL processing equipment as claimed in claim 3, its feature exists
In, the size of described vacuum pump is length × width × height=1000mm × 800mm × 1200mm.
5. the sulfur hexafluoride electrical equipment Moisture high UCL processing equipment as described in any one of claim 1-4,
It is characterized in that, the size of described baking oven (1) be length × width × height=7800mm × 2900mm ×
2600mm。
6. sulfur hexafluoride electrical equipment Moisture high UCL processing equipment as claimed in claim 5, its feature exists
In, it is provided with aluminium silicate heat-preservation cotton layer (6) that thickness is 100mm in the box body wall of described baking oven (1).
7. sulfur hexafluoride electrical equipment Moisture high UCL processing equipment as claimed in claim 6, its feature exists
In, the inside bottom of described baking oven (1) is provided with track (7) and dolly (8), described dolly (8)
Bottom be provided with roller (9), described roller (9) rolls with described track (7) and coordinates.
8. sulfur hexafluoride electrical equipment Moisture high UCL processing equipment as claimed in claim 7, its feature exists
In, the outside of described baking oven (1) is provided with operation bench (10), and described operation bench (10) has display
Oven temperature and the display of vacuum.
9. sulfur hexafluoride electrical equipment Moisture high UCL processing equipment as claimed in claim 1, its feature exists
In, the blower motor of described hot air circulation unit uses major axis high-temperature resistant electric machine (11), described electronic
Machine (11) is arranged on the top of described baking oven (1).
10. sulfur hexafluoride electrical equipment Moisture high UCL processing equipment as claimed in claim 9, its feature
Being, the quantity of described motor (11) is 14 sets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620435450.8U CN205641835U (en) | 2016-05-13 | 2016-05-13 | Sulfur hexafluoride electrical equipment moisture treatment facility that exceeds standard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620435450.8U CN205641835U (en) | 2016-05-13 | 2016-05-13 | Sulfur hexafluoride electrical equipment moisture treatment facility that exceeds standard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205641835U true CN205641835U (en) | 2016-10-12 |
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ID=57059097
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620435450.8U Active CN205641835U (en) | 2016-05-13 | 2016-05-13 | Sulfur hexafluoride electrical equipment moisture treatment facility that exceeds standard |
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| CN (1) | CN205641835U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107255394A (en) * | 2017-05-04 | 2017-10-17 | 广东电网有限责任公司电力科学研究院 | A kind of SF6 equipment Moisture high UCL processing unit |
-
2016
- 2016-05-13 CN CN201620435450.8U patent/CN205641835U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107255394A (en) * | 2017-05-04 | 2017-10-17 | 广东电网有限责任公司电力科学研究院 | A kind of SF6 equipment Moisture high UCL processing unit |
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| GR01 | Patent grant |