CN108334134A - A kind of transforming plant main transformer temperature controller thermometer bulb pedestal water-inlet-proof structure and method - Google Patents
A kind of transforming plant main transformer temperature controller thermometer bulb pedestal water-inlet-proof structure and method Download PDFInfo
- Publication number
- CN108334134A CN108334134A CN201810391513.8A CN201810391513A CN108334134A CN 108334134 A CN108334134 A CN 108334134A CN 201810391513 A CN201810391513 A CN 201810391513A CN 108334134 A CN108334134 A CN 108334134A
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- thermometer bulb
- pedestal
- thermometer
- bulb pedestal
- heat
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/30—Automatic controllers with an auxiliary heating device affecting the sensing element, e.g. for anticipating change of temperature
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
The present invention relates to a kind of transforming plant main transformer temperature controller thermometer bulb pedestal water-inlet-proof structures, belong to transformer protection technology field.Technical solution is：Thermometer bulb pedestal（3）It is arranged in transformer（7）Top, thermometer bulb pedestal（3）It is interior to be equipped with internal thread, thermometer bulb（2）Lower part is equipped with external screw thread, thermometer bulb（2）With thermometer bulb pedestal（3）It is threadedly coupled, and passes through fixed screw（5）It is fastened；Thermometer bulb（2）Upper end be connected with capillary, extracapillary is arranged with helix tube（1）；Insulating tape（4）Winding is arranged in helix tube respectively（1）With thermometer bulb（2）The junction of upper end and thermometer bulb pedestal（3）With thermometer bulb（2）The junction of lower part；Heat-shrink tube（6）It wraps in helix tube（1）, thermometer bulb（2）, thermometer bulb pedestal（3）And insulating tape（4）Outside.The present invention effectively prevents going deep into for sleet water, reduces the generation of accident, improves the safety of equipment operation, reduces plant maintenance workload.
Description
Technical field
The present invention relates to a kind of transforming plant main transformer temperature controller thermometer bulb pedestal water-inlet-proof structure and methods, belong to transformer
Protection technology field.
Background technology
Main transformer temperature controller thermometer bulb need to be inserted into thermometer bulb pedestal in substation, and pedestal is previously implanted into some transformers oil,
After being inserted into thermometer bulb, oil is made to be full of.But the sealing between the helix tube of the extracapillary of temperature controller and thermometer bulb screw socket is not
It is very tight, sleet season is arrived, sleet water can flow into thermometer bulb pedestal along the gap between helix tube and thermometer bulb pedestal screw socket, due to water
Density is more than the density of oil, oily " crowded " can be gone out pedestal and form oil water mixture, improve freezing point, or even the freezing point close to water.It arrives
Winter, rural area load are generally reduced, and some main transformers are out of service, at ambient temperature, the oil water mixture in thermometer bulb pedestal
Will freezing and expansion, spalling thermometer bulb pedestal make transformer-cabinet interior insulation oil from thermometer bulb overflow, cause a large amount of oil leaks, and thermometer bulb
The dielectric strength that insulating oil is reduced in interior oil water mixture meeting inflow transformer, causes equipment safety hidden danger.
Invention content
The object of the present invention is to provide a kind of transforming plant main transformer temperature controller thermometer bulb pedestal water-inlet-proof structure and methods, prevent
Only thermometer bulb pedestal and spiral water inlet tube, ensure the operational safety of equipment, reduce the frequent maintenance of equipment, solve background technology and deposit
The above problem.
The technical scheme is that：
A kind of transforming plant main transformer temperature controller thermometer bulb pedestal water-inlet-proof structure, including capillary, helix tube, thermometer bulb, thermometer bulb bottom
Seat, insulating tape, fixed screw, heat-shrink tube and transformer, the thermometer bulb pedestal setting are set in transformer top, thermometer bulb pedestal
There are internal thread, thermometer bulb lower part to be equipped with external screw thread, thermometer bulb is connected with thermometer bulb whorl of base, and is fastened by fixed screw；Thermometer bulb
Upper end be connected with capillary, extracapillary is arranged with helix tube；Insulating tape is wound respectively to be arranged in helix tube and thermometer bulb
The junction of the junction and thermometer bulb pedestal and thermometer bulb lower part of upper end；Heat-shrink tube wrap helix tube, thermometer bulb, thermometer bulb pedestal and absolutely
Outside edge adhesive plaster.
The length of the heat-shrink tube is 50cm.
1. thermometer bulb is taken out from thermometer bulb pedestal, thermometer bulb pedestal is cleared up, the oil water mixture extracted out in thermometer bulb pedestal is used in combination
Staple dips in dry thermometer bulb chassis interior, refills transformer oil；
2. first heat-shrink tube is nested into outside thermometer bulb and helix tube；Thermometer bulb is inserted into thermometer bulb pedestal, transformer oil is made to be full of or slightly
Have and overflow thermometer bulb pedestal, tightens fixed screw and thermometer bulb is fixed on thermometer bulb pedestal；
It is arranged in the junction of helix tube Yu thermometer bulb upper end and thermometer bulb pedestal and thermometer bulb lower part 3. insulating tape is wound respectively
Junction；
4. heat-shrink tube is drawn back, shrinkable sleeve is made to be located at outside helix tube, thermometer bulb, thermometer bulb pedestal and insulating tape；Use electrical heating
Rifle heats heat-shrink tube, and heat-shrink tube contraction is made to wrap helix tube, thermometer bulb, thermometer bulb pedestal and insulating tape.
The positive effect of the present invention：Going deep into for sleet water is effectively prevented, reduces the generation of accident, improves equipment
The safety of operation reduces plant maintenance workload.
Description of the drawings
Fig. 1 is schematic structural cross-sectional view of the invention；
In figure：Helix tube 1, thermometer bulb 2, thermometer bulb pedestal 3, insulating tape 4, fixed screw 5, heat-shrink tube 6, transformer 7.
Specific implementation mode
The present invention is described further with reference to the accompanying drawings and examples：
A kind of transforming plant main transformer temperature controller thermometer bulb pedestal water-inlet-proof structure, including capillary, helix tube 1, thermometer bulb 2, thermometer bulb
Pedestal 3, insulating tape 4, fixed screw 5, heat-shrink tube 6 and transformer 7, the setting of thermometer bulb pedestal 3 is in 7 top of transformer, temperature
Internal thread is equipped in packet pedestal 3,2 lower part of thermometer bulb is equipped with external screw thread, and thermometer bulb 2 and thermometer bulb pedestal 3 are threadedly coupled, and pass through fixed spiral shell
Silk 5 is fastened；The upper end of thermometer bulb 2 is connected with capillary, and extracapillary is arranged with helix tube 1；Insulating tape 4 winds set respectively
Set the junction in the junction of helix tube 1 Yu 2 upper end of thermometer bulb and thermometer bulb pedestal 3 and 2 lower part of thermometer bulb；Heat-shrink tube 6 is wrapped in spiral shell
Coil 1,4 outside of thermometer bulb 2, thermometer bulb pedestal 3 and insulating tape.
The length of the heat-shrink tube is 50cm.
Thermometer bulb is taken out, thermometer bulb pedestal, injection transformer oil are cleared up；It is appropriate that thermometer bulb and helix tube are inserted in about 50cm long
The heat-shrink tube of bore；Thermometer bulb is inserted into thermometer bulb pedestal, so that transformer oil is full of or is slightly overflowed, tightens fixed screw by thermometer bulb
It is fixed；It draws back heat-shrink tube and is allowed to one end and entangle thermometer bulb pedestal, the other end is more than the peak of helix tube（Vertical direction）；Electricity consumption adds
Hot rifle heating heat-shrink tube, which is allowed to shrink, wraps helix tube and thermometer bulb pedestal.
A kind of transforming plant main transformer temperature controller thermometer bulb pedestal water-inlet-proof method, steps are as follows:
1. thermometer bulb 2 is taken out from thermometer bulb pedestal 3, cleaning thermometer bulb pedestal 3, the oil water mixture in extraction thermometer bulb pedestal 3 is used in combination
Staple dips in inside dry thermometer bulb pedestal 3, refills transformer oil；
2. first heat-shrink tube 6 is nested into outside thermometer bulb 2 and helix tube 1；Thermometer bulb 2 is inserted into thermometer bulb pedestal 3, transformer oil is made to be full of
Or thermometer bulb pedestal 3 is slightly overflowed, it tightens fixed screw 5 and thermometer bulb 2 is fixed on thermometer bulb pedestal 3；
It is arranged under the junction of helix tube 1 Yu 2 upper end of thermometer bulb and thermometer bulb pedestal 3 and thermometer bulb 2 3. insulating tape 4 is wound respectively
The junction in portion；
4. heat-shrink tube is drawn back, shrinkable sleeve is made to be located at helix tube 1,4 outside of thermometer bulb 2, thermometer bulb pedestal 3 and insulating tape；Electricity consumption
Heating gun heats heat-shrink tube 6, and the contraction of heat-shrink tube 6 is made to wrap helix tube 1, thermometer bulb 2, thermometer bulb pedestal 3 and insulating tape 4.
Claims (4)
1. a kind of transforming plant main transformer temperature controller thermometer bulb pedestal water-inlet-proof structure, it is characterised in that：Including capillary, helix tube
（1）, thermometer bulb（2）, thermometer bulb pedestal（3）, insulating tape（4）, fixed screw（5）, heat-shrink tube（6）And transformer（7）, the thermometer bulb
Pedestal（3）It is arranged in transformer（7）Top, thermometer bulb pedestal（3）It is interior to be equipped with internal thread, thermometer bulb（2）Lower part is equipped with external screw thread, thermometer bulb
（2）With thermometer bulb pedestal（3）It is threadedly coupled, and passes through fixed screw（5）It is fastened；Thermometer bulb（2）Upper end be connected with capillary,
Extracapillary is arranged with helix tube（1）；Insulating tape（4）Winding is arranged in helix tube respectively（1）With thermometer bulb（2）The connection of upper end
Place and thermometer bulb pedestal（3）With thermometer bulb（2）The junction of lower part；Heat-shrink tube（6）It wraps in helix tube（1）, thermometer bulb（2）, thermometer bulb bottom
Seat（3）And insulating tape（4）Outside.
2. a kind of transforming plant main transformer temperature controller thermometer bulb pedestal water-inlet-proof structure according to claim 1, feature exist
In：The length of the heat-shrink tube is 50cm.
3. a kind of transforming plant main transformer temperature controller thermometer bulb pedestal water-inlet-proof method, using water-inlet-proof knot described in claim 1
Structure, feature is in following steps:
1. by thermometer bulb（2）From thermometer bulb pedestal（3）Thermometer bulb pedestal is cleared up in middle taking-up（3）, extract thermometer bulb pedestal out（3）Interior grease is mixed
It closes object and dips in dry thermometer bulb pedestal with staple（3）Inside refills transformer oil；
2. first by heat-shrink tube（6）It is nested into thermometer bulb（2）And helix tube（1）Outside；By thermometer bulb（2）It is inserted into thermometer bulb pedestal（3）In, make change
Depressor oil is full of or slightly overflows thermometer bulb pedestal（3）, tighten fixed screw（5）By thermometer bulb（2）It is fixed on thermometer bulb pedestal（3）On；
3. by insulating tape（4）Winding is arranged in helix tube respectively（1）With thermometer bulb（2）The junction of upper end and thermometer bulb pedestal（3）
With thermometer bulb（2）The junction of lower part；
4. heat-shrink tube is drawn back, shrinkable sleeve is made to be located at helix tube（1）, thermometer bulb（2）, thermometer bulb pedestal（3）And insulating tape（4）Outside
Face；Heat-shrink tube is heated with electric heat gun（6）, make heat-shrink tube（6）Helix tube is wrapped in contraction（1）, thermometer bulb（2）, thermometer bulb pedestal（3）With
Insulating tape（4）.
4. a kind of transforming plant main transformer temperature controller thermometer bulb pedestal water-inlet-proof method according to claim 3, feature exist
In：The length of the heat-shrink tube is 50cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810391513.8A CN108334134A (en) | 2018-04-27 | 2018-04-27 | A kind of transforming plant main transformer temperature controller thermometer bulb pedestal water-inlet-proof structure and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810391513.8A CN108334134A (en) | 2018-04-27 | 2018-04-27 | A kind of transforming plant main transformer temperature controller thermometer bulb pedestal water-inlet-proof structure and method |
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| Publication Number | Publication Date |
|---|---|
| CN108334134A true CN108334134A (en) | 2018-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810391513.8A Pending CN108334134A (en) | 2018-04-27 | 2018-04-27 | A kind of transforming plant main transformer temperature controller thermometer bulb pedestal water-inlet-proof structure and method |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201741048U (en) * | 2010-07-29 | 2011-02-09 | 上海劲变电气制造有限公司 | Temperate controller |
| CN202195890U (en) * | 2011-09-09 | 2012-04-18 | 东阳市供电局 | Water-seepage-resistant structure for transformer thermometer |
| CN202582762U (en) * | 2012-05-02 | 2012-12-05 | 孙兵 | Temperature sensing bulb used for transformer winding thermometer |
| CN202793615U (en) * | 2012-07-19 | 2013-03-13 | 栾川县电业局 | Rain cover of resistance thermometer temperature bulb for transformers |
| CN203606033U (en) * | 2013-10-29 | 2014-05-21 | 国家电网公司 | A voltage transformer thermometer temperature bulb protective device |
| CN204831578U (en) * | 2015-05-04 | 2015-12-02 | 李庆才 | Transformer thermometer protection device |
| CN105370972A (en) * | 2015-11-20 | 2016-03-02 | 重庆山能仪表有限公司 | Self-actuated regulator thermal bulb structure |
| CN208077032U (en) * | 2018-04-27 | 2018-11-09 | 国网冀北电力有限公司唐山供电公司 | A kind of transforming plant main transformer temperature controller thermometer bulb pedestal water-inlet-proof structure |
-
2018
- 2018-04-27 CN CN201810391513.8A patent/CN108334134A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201741048U (en) * | 2010-07-29 | 2011-02-09 | 上海劲变电气制造有限公司 | Temperate controller |
| CN202195890U (en) * | 2011-09-09 | 2012-04-18 | 东阳市供电局 | Water-seepage-resistant structure for transformer thermometer |
| CN202582762U (en) * | 2012-05-02 | 2012-12-05 | 孙兵 | Temperature sensing bulb used for transformer winding thermometer |
| CN202793615U (en) * | 2012-07-19 | 2013-03-13 | 栾川县电业局 | Rain cover of resistance thermometer temperature bulb for transformers |
| CN203606033U (en) * | 2013-10-29 | 2014-05-21 | 国家电网公司 | A voltage transformer thermometer temperature bulb protective device |
| CN204831578U (en) * | 2015-05-04 | 2015-12-02 | 李庆才 | Transformer thermometer protection device |
| CN105370972A (en) * | 2015-11-20 | 2016-03-02 | 重庆山能仪表有限公司 | Self-actuated regulator thermal bulb structure |
| CN208077032U (en) * | 2018-04-27 | 2018-11-09 | 国网冀北电力有限公司唐山供电公司 | A kind of transforming plant main transformer temperature controller thermometer bulb pedestal water-inlet-proof structure |
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