CN207602344U - Electrical heating silica gel moisture absorber of transformer free of replacement - Google Patents
Electrical heating silica gel moisture absorber of transformer free of replacement Download PDFInfo
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- CN207602344U CN207602344U CN201721832077.0U CN201721832077U CN207602344U CN 207602344 U CN207602344 U CN 207602344U CN 201721832077 U CN201721832077 U CN 201721832077U CN 207602344 U CN207602344 U CN 207602344U
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Abstract
A kind of electrical heating silica gel moisture absorber of transformer free of replacement provided by the utility model, it includes tank body, air inlet pipe, exhaust pipe, heater, switching valve and lubricating cup, the first cavity and the second cavity are separated by using by tank body, the silica gel in the first cavity and the second cavity is carried out respectively by primary heater and secondary heater to separate heating and dehumidification, silica gel is made to be restored to drying regime reuse.Overcoming former moisture absorber of transformer needs more silica gel, and replacement process humid air is easily accessible inside transformer, and dehydrating breather easily collides with impaired, the problem of silica gel or transformer oil lose landing face environment easy to pollute.The utility model has simple in structure, using the tank body of dual chamber structure, double air inlets and double-exhaust channel, it separates and heating and dehumidification is carried out to the silica gel in two cavitys, silica gel is made to be restored to drying regime reuse, dehydrating breather is without needing to change, not easy damaged, keep good sealing state, silica gel and greasy dirt will not leak, it is more environmentally friendly the characteristics of.
Description
Technical field
The utility model belongs to oil-immersed transformer oil dehumidifying technology field, is related to a kind of electrical heating silica gel transformation free of replacement
Device dehydrating breather.
Background technology
Dehydrating breather is generally connected to conservator by oil-immersed transformer by pipeline in electric system at present, when transformer is with temperature
During degree variation, being air-dried in oil conservater is kept.Transformer is passed through by dehydrating breather breathing gas, outside air in lubricating cup
Oil sealing, then by the silica gel in dehydrating breather, for silica gel by after the moisture in gas all absorption, the gas of clean dried enters oil
Rest the head on capsule.
Existing dehydrating breather needs in time more in wet weather or more severe weather after the discoloration of absorbed on silica gel moisture
It changes, has following danger source when replacing silica gel：
1st, it needs to dismount dehydrating breather during silica gel is replaced, easily moisture is allowed to enter inside transformer；
2nd, during dehydrating breather is dismantled human error easily occurs for operating personnel, and dehydrating breather glass oil cup is caused to be damaged,
Or it is poorly sealed during dress is returned, lead to silica gel rapid failure.
3rd, during dehydrating breather is dismantled, be easy to causeing silica gel and being scattered to trickle down with oil in lubricating cup leads to environmental pollution.
Invention content
The technical problem to be solved by the utility model is to provide a kind of electrical heating silica gel moisture absorber of transformer free of replacement, knots
Structure is simple, and using the tank body of dual chamber structure, double air inlets and double-exhaust channel separate and the silica gel in two cavitys heated
Dehumidifying makes silica gel be restored to drying regime reuse, and dehydrating breather is without needing to change, and easy damaged, does not keep good sealing state,
Silica gel and greasy dirt will not leak, more environmentally friendly.
In order to solve the above technical problems, technical solution is used by the utility model：A kind of electrical heating silica gel free of replacement
Moisture absorber of transformer, it includes tank body, air inlet pipe, exhaust pipe, heater, switching valve and lubricating cup；The tank body that includes includes position
In the gas vent on tank body, the first cavity and the second cavity by partition board separation；The air inlet pipe include the first air inlet pipe and
Second air inlet pipe；The exhaust pipe includes downtake pipe and second exhaust pipe；The heater includes primary heater
And secondary heater；The switching valve is three-way switch valve, and flange is connected with inlet end；First air inlet pipe and the second air inlet
Pipe and downtake pipe and second exhaust pipe the two ends unicom with the first cavity and the second cavity respectively, primary heater and
Secondary heater respectively be located at the first cavity and the second cavity in, two inlet end of switching valve respectively with downtake pipe and second row
The air inlet of tracheae unicom, the first air inlet pipe and the second air inlet pipe is located in lubricating cup.
The heater is electric heater.
The heater is resistance wire；The tank body is the tank body of double layers of walls；Resistance wire is located at tank body double-layer tank
In the cavity of wall.
The first temperature sensor and second temperature sensor are respectively equipped in first cavity and the second cavity.
The first liquid level sensor and the second liquid level sensor are equipped in first air inlet pipe and the second air inlet pipe.
First temperature sensor and second temperature sensor, the first liquid level sensor and the second liquid level sensor and
Primary heater and secondary heater are connect with controller, primary heater and secondary heater are controlled to work by controller.
It is described that tank body side is provided with peep hole.
A kind of electrical heating silica gel moisture absorber of transformer free of replacement, it includes tank body, air inlet pipe, exhaust pipe, heater, switching
Valve and lubricating cup；Tank body includes the gas vent being located on tank body, the first cavity and the second cavity that are separated by partition board；Air inlet pipe includes
First air inlet pipe and the second air inlet pipe；Exhaust pipe includes downtake pipe and second exhaust pipe；Heater includes primary heater
And secondary heater；Switching valve is three-way switch valve, and flange is connected with inlet end；First air inlet pipe and the second air inlet pipe and
The two ends unicom with the first cavity and the second cavity, primary heater and second add respectively for downtake pipe and second exhaust pipe
Hot device is located in the first cavity and the second cavity respectively, and two inlet end of switching valve joins respectively with downtake pipe and second exhaust pipe
Logical, the air inlet of the first air inlet pipe and the second air inlet pipe is located in lubricating cup.It is simple in structure, it is separated into first by using by tank body
Cavity and the second cavity respectively carry out the silica gel in the first cavity and the second cavity by primary heater and secondary heater
Heating and dehumidification is separated, silica gel is made to be restored to drying regime reuse, dehydrating breather is without needing to change, and easy damaged, does not keep good
Sealing state, silica gel and greasy dirt will not leak, more environmentally friendly.
In the preferred scheme, heater is electric heater.Heating is fast, and effect on moisture extraction is good, convenient for being connect nearby with power supply,
It is easy to use.
In the preferred scheme, heater is resistance wire；Tank body is the tank body of double layers of walls；Resistance wire is located at tank body bilayer
In the cavity of tank skin.Tank skin sets resistance wire, and heat dissipation area is wider, and faster, effect is more preferable for heating and dehumidification.
In the preferred scheme, the first temperature sensor and second temperature biography are respectively equipped in the first cavity and the second cavity
Sensor.By temperature sensor senses to the running parameter of temperature during silica gel heating, controller controls the change according to temperature
The power supply of heater can voluntarily be cut off by changing.
In the preferred scheme, the first liquid level sensor and the second liquid level biography are equipped in the first air inlet pipe and the second air inlet pipe
Sensor.Liquid level sensor detects transformer oil level, and when the oil in conservator suck-back lubricating cup, controller voluntarily cuts off the electricity of heater
Source stops to silica gel heating.
In the preferred scheme, the first temperature sensor and second temperature sensor, the first liquid level sensor and the second liquid
Level sensor and primary heater and secondary heater are connect with controller, primary heater and second are controlled to add by controller
Hot device work.The data control switching primary heater that controller senses according to the first temperature sensor and second temperature sensor
It is opened and closed with the power supply of secondary heater, when temperature is more than 180 °, the electricity of controller cut-out primary heater or secondary heater
Source, when temperature is reduced to 100 °, controller is closed the power supply of primary heater or secondary heater.
In the preferred scheme, it is described that tank body side is provided with peep hole.
A kind of electrical heating silica gel moisture absorber of transformer free of replacement provided by the utility model, it includes tank body, air inlet pipe, row
Tracheae, heater, switching valve and lubricating cup are separated into the first cavity and the second cavity by using by tank body, pass through the first heating
Device and secondary heater carry out the silica gel in the first cavity and the second cavity to separate heating and dehumidification respectively, are restored to silica gel dry
Dry state is reused.Overcoming former moisture absorber of transformer needs frequently to replace the silica gel in tank body, replacement process humid air
It is easily accessible inside transformer, dehydrating breather easily collides with impaired in replacement process, and it is easily dirty that silica gel or transformer oil lose landing face
The problem of contaminating environment.The utility model have it is simple in structure, using the tank body of dual chamber structure, double air inlets and double-exhaust channel,
It separates and heating and dehumidification is carried out to the silica gel in two cavitys, silica gel is made to be restored to drying regime reuse, dehydrating breather is without more
Change, not easy damaged, keep good sealing state, silica gel and greasy dirt will not leak, it is more environmentally friendly the characteristics of.
Description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and examples：
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the schematic front view of Fig. 1.
The schematic top plan view that Fig. 3 is Fig. 2.
Fig. 4 is schematic cross-sectional view at the A-A of Fig. 3.
In figure：Tank body 1, gas vent 11, peep hole 12, by partition board 13, the first cavity 14, the second cavity 15, the first temperature
Sensor 16, second temperature sensor 17, air inlet pipe 2, the first air inlet pipe 21, the second air inlet pipe 22, the first liquid level sensor 23,
Second liquid level sensor 24, exhaust pipe 3, downtake pipe 31, second exhaust pipe 32, heater 4, primary heater 41, second
Heater 42, switching valve 5, flange 51, lubricating cup 6.
Specific embodiment
In Fig. 1 ~ Fig. 4, a kind of electrical heating silica gel moisture absorber of transformer free of replacement, it includes tank body 1, air inlet pipe 2, exhaust
Pipe 3, heater 4, switching valve 5 and lubricating cup 6；The tank body 1 includes the gas vent 11 being located on tank body, is separated by partition board 13
First cavity 14 and the second cavity 15；The air inlet pipe 2 includes the first air inlet pipe 21 and the second air inlet pipe 22；The exhaust
Pipe 3 includes downtake pipe 31 and second exhaust pipe 32；The heater 4 includes primary heater 41 and secondary heater
42；The switching valve 5 is three-way switch valve, and flange 51 is connected with inlet end；First air inlet pipe 21 and the second air inlet pipe 22
And downtake pipe 31 and second exhaust pipe 32 the two ends unicom with the first cavity 14 and the second cavity 15 respectively, first plus
Hot device 41 and secondary heater 42 are located in the first cavity 14 and the second cavity 15 respectively, and 5 liang of inlet ends of switching valve are respectively with the
The air inlet of 32 unicom of one exhaust pipe 31 and second exhaust pipe, the first air inlet pipe 21 and the second air inlet pipe 22 is located in lubricating cup 6.Knot
Structure is simple, and the first cavity 14 and the second cavity 15 are separated by using by tank body, is heated by primary heater 41 and second
Device 42 carries out the silica gel in the first cavity 14 and the second cavity 15 to separate heating and dehumidification respectively, and silica gel is made to be restored to drying regime
It reuses, dehydrating breather is without needing to change, and easy damaged, does not keep good sealing state, and silica gel and greasy dirt will not leak, more ring
It protects.
In preferred scheme, the heater 4 is electric heater.Heating is fast, and effect on moisture extraction is good, convenient for nearby with power supply
Connection, it is easy to use.
In preferred scheme, the heater 4 is resistance wire；The tank body 1 is the tank body of double layers of walls；Resistance wire
In the cavity of 1 double layers of walls of tank body.Tank skin sets resistance wire, and heat dissipation area is wider, and faster, effect is more preferable for heating and dehumidification.
In preferred scheme, 16 He of the first temperature sensor is respectively equipped in first cavity 14 and the second cavity 15
Second temperature sensor 17.By temperature sensor senses to the running parameter of temperature during silica gel heating, controller control
The power supply of heater 4 can voluntarily be cut off according to the variation of temperature.
In preferred scheme, 23 He of the first liquid level sensor is equipped in first air inlet pipe 21 and the second air inlet pipe 22
Second liquid level sensor 24.Liquid level sensor detects transformer oil level, and when the oil in conservator suck-back lubricating cup 6, controller is voluntarily
The power supply of heater 4 is cut off, is stopped to silica gel heating.
In preferred scheme, first temperature sensor 16 and second temperature sensor 17, the first liquid level sensor 23
It is connect with the second liquid level sensor 24 and primary heater 41 and secondary heater 42 with controller, first is controlled by controller
Heater 41 and secondary heater 42 work.Controller senses according to the first temperature sensor 16 and second temperature sensor 17
The power supply opening and closing of data control switching primary heater 41 and secondary heater 42, when temperature is more than 180 °, controller cut-out
The power supply of primary heater 41 or secondary heater 42, when temperature is reduced to 100 °, controller be closed primary heater 41 or
The power supply of secondary heater 42.
It is described that 1 side of tank body is provided with peep hole 12 in preferred scheme.During maintenance, according to silica gel face in tank body 1
The variation of color determines the need for heating and dehumidification.
Electrical heating silica gel moisture absorber of transformer free of replacement as described above, during work, the first chamber is observed in hole 12 according to the observation
The variation of silica gel color in 14 or second cavity 15 of body, the cavity for becoming au bleu to silica gel color carries out heating and dehumidification, when two
Silica gel in cavity all becomes blue, carries out heating and dehumidification to one of, another cavity can work on and be exhaled
Inhale unaffected, primary heater 41 and secondary heater 42, which separate, independent to be heated the first cavity 14 and the second cavity 15
Dehumidifying, during heating and dehumidification, gas vent 11 be in opening, the first air inlet pipe 21 and the second air inlet pipe 22 and the first cavity 14 and
Second cavity, 15 unicom, switching valve 5 switch the first cavity 14 and the second cavity 15 and downtake pipe 31 and second exhaust pipe 32
Unicom keeps installation for transformer always can be with pure after continual breath with one of cavity unicom, conservator
Air.Above primary heater 41 and secondary heater 42 can carry out manual switching, can also be by controller according to first
The data control switching primary heater 41 and secondary heater 42 of temperature sensor 16 and the sensing of second temperature sensor 17
Power supply is opened and closed, when temperature is more than 180 °, the power supply of controller cut-out primary heater 41 or secondary heater 42, when temperature drops
During as low as 100 °, controller is closed the power supply of primary heater 41 or secondary heater 42, liquid level sensor detection transformer oil
Position, when the oil in conservator suck-back lubricating cup 6, controller voluntarily cuts off the power supply of heater 4, stops to silica gel heating.Silica gel can
Drying regime reuse is restored to, dehydrating breather is without needing to change, and easy damaged, does not keep good sealing state, silica gel and greasy dirt
It will not leak, it is more environmentally friendly.
The above embodiments are only the optimal technical scheme of the utility model, and are not construed as the limit for the utility model
It makes, the feature in embodiment and embodiment in the application in the absence of conflict, mutually can be combined arbitrarily.This practicality is new
The protection domain of type should be with the technical solution of claim record, technical characteristic in the technical solution recorded including claim
Equivalents are protection domain.Equivalent replacement i.e. within this range is improved, also the scope of protection of the utility model it
It is interior.
Claims (7)
1. a kind of electrical heating silica gel moisture absorber of transformer free of replacement, it is characterized in that：It includes tank body（1）, air inlet pipe（2）, exhaust
Pipe（3）, heater（4）, switching valve（5）And lubricating cup（6）；The tank body（1）Including the gas vent being located on tank body（11）, by
Partition board（13）The first cavity separated（14）With the second cavity（15）；The air inlet pipe（2）Including the first air inlet pipe（21）With
Second air inlet pipe（22）；The exhaust pipe（3）Including downtake pipe（31）And second exhaust pipe（32）；The heater
（4）Including primary heater（41）And secondary heater（42）；The switching valve（5）For three-way switch valve, connect with inlet end
It is connected to flange（51）；First air inlet pipe（21）With the second air inlet pipe（22）And downtake pipe（31）And second exhaust pipe（32）
Respectively with the first cavity（14）With the second cavity（15）Two ends unicom, primary heater（41）And secondary heater（42）Point
It Wei Yu not the first cavity（14）With the second cavity（15）In, switching valve（5）Two inlet ends respectively with downtake pipe（31）With
Two exhaust pipes（32）Unicom, the first air inlet pipe（21）With the second air inlet pipe（22）Air inlet be located at lubricating cup（6）In.
2. electrical heating silica gel moisture absorber of transformer free of replacement according to claim 1, it is characterized in that：The heater
（4）For electric heater.
3. electrical heating silica gel moisture absorber of transformer free of replacement according to claim 1, it is characterized in that：The heater
（4）For resistance wire；The tank body（1）Tank body for double layers of walls；Resistance wire is located at tank body（1）In the cavity of double layers of walls.
4. electrical heating silica gel moisture absorber of transformer free of replacement according to claim 1, it is characterized in that：First cavity
（14）With the second cavity（15）Inside it is respectively equipped with the first temperature sensor（16）And second temperature sensor（17）.
5. electrical heating silica gel moisture absorber of transformer free of replacement according to claim 4, it is characterized in that：First air inlet
Pipe（21）With the second air inlet pipe（22）Inside it is equipped with the first liquid level sensor（23）With the second liquid level sensor（24）.
6. electrical heating silica gel moisture absorber of transformer free of replacement according to claim 5, it is characterized in that：First temperature passes
Sensor（16）And second temperature sensor（17）, the first liquid level sensor（23）With the second liquid level sensor（24）And first plus
Hot device（41）And secondary heater（42）It is connect with controller, primary heater is controlled by controller（41）And secondary heater
（42）Work.
7. electrical heating silica gel moisture absorber of transformer free of replacement according to claim 1, it is characterized in that：In tank body（1）Side
Be provided with peep hole（12）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721832077.0U CN207602344U (en) | 2017-12-25 | 2017-12-25 | Electrical heating silica gel moisture absorber of transformer free of replacement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721832077.0U CN207602344U (en) | 2017-12-25 | 2017-12-25 | Electrical heating silica gel moisture absorber of transformer free of replacement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207602344U true CN207602344U (en) | 2018-07-10 |
Family
ID=62766006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721832077.0U Active CN207602344U (en) | 2017-12-25 | 2017-12-25 | Electrical heating silica gel moisture absorber of transformer free of replacement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207602344U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108597783A (en) * | 2018-07-24 | 2018-09-28 | 国网湖北省电力公司咸宁供电公司 | A kind of respirator and its intelligent humidity control method of for transformer |
| CN109342879A (en) * | 2018-09-30 | 2019-02-15 | 国网浙江慈溪市供电有限公司 | A kind of distribution line on-line monitoring of cable system |
-
2017
- 2017-12-25 CN CN201721832077.0U patent/CN207602344U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108597783A (en) * | 2018-07-24 | 2018-09-28 | 国网湖北省电力公司咸宁供电公司 | A kind of respirator and its intelligent humidity control method of for transformer |
| CN108597783B (en) * | 2018-07-24 | 2019-06-18 | 国网湖北省电力公司咸宁供电公司 | A kind of respirator and its intelligent humidity control method of for transformer |
| CN109342879A (en) * | 2018-09-30 | 2019-02-15 | 国网浙江慈溪市供电有限公司 | A kind of distribution line on-line monitoring of cable system |
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