CN207602340U - A kind of transformer breather - Google Patents
A kind of transformer breather Download PDFInfo
- Publication number
- CN207602340U CN207602340U CN201721076097.XU CN201721076097U CN207602340U CN 207602340 U CN207602340 U CN 207602340U CN 201721076097 U CN201721076097 U CN 201721076097U CN 207602340 U CN207602340 U CN 207602340U
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- drying cylinder
- transformer
- breather
- fuel tank
- outlet passageway
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Abstract
The utility model discloses a kind of transformer breathers, the channel for solving the problems, such as the expiration of existing transformer breather and air-breathing does not cause separately oil tank of transformer gas of the exhalation with oil content to pollute drier by drying cylinder, it includes drying cylinder, further include inlet channel and outlet passageway, inlet channel is connected with fuel tank air flue, it is the breather check valve that fuel tank air flue is directed toward outside respirator that inlet channel, which is equipped with circulating direction, and inlet channel is connected with drying cylinder；It is from the outgassing nonreturn valve outside fuel tank air flue direction respirator that outlet passageway, which is equipped with circulating direction, and outlet passageway one end is connected with fuel tank air flue, is connected outside the other end and respirator, and outlet passageway completely cuts off with the drier in drying cylinder.It the advantage is that, inlet channel and outlet passageway are detached, to achieve the purpose that gas of the oil tank of transformer exhalation with oil content is expelled directly out respirator, substantially prolong the service life of drier, it is permanent to keep respirator air-flow unobstructed, save maintenance cost.
Description
Technical field
The utility model is related to a kind of transformer equipment more particularly to a kind of transformer breathers.
Background technology
At present, such as transformer, reactor etc. of the high voltage electric equipment filled with insulating oil, fuel tank can cause because of temperature change
Expanding with heat and contract with cold causes fuel level in tank height to change, and needs respirator trim tank internal and external pressure difference.At present used in oil tank of transformer
Respirator, the gas of fuel tank exhalation and the gas of inspiration exhale generally all by drier gas chamber and air-breathing are by same
One air flue.Due to fuel tank thermal expansion, pressure it is big when, fuel tank exhalation gas in contain oil content, can pollute in dry gas chamber
The component installed in drier and drying cylinder influences drier moisture pick-up properties, and long-term oily pollution is likely to result in drying
Agent oil film is adhered, and is blocked drying cylinder, is caused fuel tank unsmooth breath.
Utility model content
For overcome the deficiencies in the prior art, the purpose of this utility model is that realizing fuel tank air-breathing route and expiration route
Separation.
The purpose of this utility model adopts the following technical scheme that realization：
A kind of transformer breather including drying cylinder, further includes inlet channel and outlet passageway, the inlet channel and oil
Case air flue is connected, and it is unidirectional that the inlet channel is equipped with the air inlet that circulating direction is the direction fuel tank air flue outside respirator
Valve, the inlet channel are connected with the drying cylinder；It is from the fuel tank air flue that the outlet passageway, which is equipped with circulating direction,
The outgassing nonreturn valve being directed toward outside respirator, described outlet passageway one end are connected with the fuel tank air flue, the other end and breathing
It is connected outside device, the outlet passageway completely cuts off with the drier in the drying cylinder.
Further, the drying cylinder bottom is equipped with air inlet screen plate, is equipped with inlet chamber above the drying cylinder, it is described into
Gas channel includes air inlet pipe, and the inlet end of the air inlet pipe is arranged on above the drying cylinder, the inlet chamber and the air inlet
Pipe is connected by the breather check valve.
Further, the outlet passageway be outlet hollow tube, the outlet hollow tube pass through the drying cylinder, it is described go out
The outlet side of gas hollow tube is arranged in lubricating cup.
Further, the breather check valve and the outgassing nonreturn valve are air route membrane one-way valve.
Further, solenoid valve is arranged in the air inlet pipe, the solenoid valve is connected with the breather check valve.
Further, the air inlet pipe includes left pipe and right pipe, and the electromagnetism is equipped on the left pipe and the right pipe
Valve and the breather check valve.
Further, the solenoid valve is connected with the breather check valve by threaded post.
Further, fan component and heating component are equipped with above the air inlet screen plate, the heating component is close to institute
It states drying cylinder and is arranged on above the fan component.
Compared with prior art, the beneficial effects of the utility model are：During oil tank of transformer air-breathing, ambient atmos are through overdrying
After dry cylinder, inlet channel is entered by breather check valve, then into fuel tank air flue；When oil tank of transformer is exhaled, although into
Gas channel is connected with fuel tank air flue, but due to the setting of breather check valve, the gas with oil content discharged from fuel tank air flue without
Method enters inlet channel by breather check valve, therefore will not enter in drying cylinder and pollute drier, and the gas of discharge can only
Into outlet passageway, the external world is then discharged to, outgassing nonreturn valve is equipped with, therefore outside air can not be led to by outlet in outlet passageway
Road enters fuel tank air flue, ensures the pure of fuel tank sucking gas.By setting breather check valve on inlet channel, lead in outlet
Outgassing nonreturn valve on road is set, inlet channel and outlet passageway are detached, to reach the gas with oil content of oil tank of transformer exhalation
Body cannot be introduced into drying cylinder pollution drier and desiccant particle caking caused to block the purpose for influencing breathing, greatly prolong drier
Service life, it is permanent to keep respirator air-flow unobstructed, save maintenance cost.
Description of the drawings
Fig. 1 is the structure diagram of the transformer breather of the utility model embodiment；
Fig. 2 is the structure principle chart of the transformer breather of the utility model embodiment；
Fig. 3 is that the transformer breather of the utility model embodiment is in the principle schematic of suction condition；
Fig. 4 is that the transformer breather of the utility model embodiment is in the principle schematic of expiration state.
In figure：10th, drying cylinder；11st, drier；12nd, air inlet screen plate；13rd, inlet chamber；14th, fan component；15th, it heats
Component；20th, inlet channel；21st, breather check valve；22nd, air inlet pipe；23rd, solenoid valve；24th, threaded post；25th, Zuo Guan；26th, right pipe；
30th, outlet passageway；31st, outgassing nonreturn valve；32nd, outlet side；40th, fuel tank air flue；50th, lubricating cup.
Specific embodiment
In the following, with reference to attached drawing and specific embodiment, the utility model is described further, it should be noted that
Under the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new
Embodiment.
As shown in Figure 1, a kind of transformer breather, including drying cylinder 10, further includes inlet channel 20 and outlet passageway 30,
Inlet channel 20 is connected with fuel tank air flue 40, and it is that fuel tank gas is directed toward outside respirator that inlet channel 20, which is equipped with circulating direction,
The breather check valve 21 in road 40, inlet channel 20 are connected with drying cylinder 10；It is from oil that outlet passageway 30, which is equipped with circulating direction,
Case air flue 40 is directed toward the outgassing nonreturn valve 31 outside respirator, and 30 one end of outlet passageway is connected with fuel tank air flue 40, the other end
With being connected outside respirator, outlet passageway 30 completely cuts off with the drier 11 in drying cylinder 10.
As shown in Figure 2,3, 4, during oil tank of transformer air-breathing, ambient atmos after drying cylinder, by breather check valve into
Enter inlet channel, then into fuel tank air flue；When oil tank of transformer is exhaled, although inlet channel is connected with fuel tank air flue,
Due to the setting of breather check valve, the gas with oil content discharged from fuel tank air flue can not enter air inlet by breather check valve
Channel, therefore will not enter in drying cylinder and pollute drier, the gas of discharge can only enter outlet passageway, then be discharged to outer
Boundary is equipped with outgassing nonreturn valve in outlet passageway, therefore outside air can not enter fuel tank air flue by outlet passageway, ensures fuel tank
Suck the pure of gas.By setting breather check valve on inlet channel, outgassing nonreturn valve is set on outlet passageway, it will be into
Gas channel and outlet passageway separation cannot be introduced into drying cylinder pollution drying with the gas with oil content for reaching oil tank of transformer exhalation
The purpose of agent greatly prolongs the service life of drier, permanent to keep respirator air-flow unobstructed, saves maintenance cost.
10 bottom of drying cylinder is equipped with air inlet screen plate 12, and 10 top of drying cylinder is equipped with inlet chamber 13, and inlet channel 20 includes
Air inlet pipe 22, the inlet end of air inlet pipe 22 are arranged on 10 top of drying cylinder, and inlet chamber 13 passes through breather check valve with air inlet pipe 22
21 are connected.During fuel tank air-breathing, ambient atmos first via entering in drying cylinder 10 after air inlet screen plate 12 tentatively filtering, are dried
Gas after 10 drying of cylinder is evolved enters in inlet chamber 13, then enters in air inlet pipe 22 by breather check valve 21, air inlet pipe
22 are connected with fuel tank tracheae, and gas enters fuel tank tracheae.
Considering from structure, outlet passageway 30 is set as outlet hollow tube, and outlet hollow tube is connected with fuel tank air flue 40,
Outlet hollow tube passes through drying cylinder 10, and the outlet side 32 of outlet hollow tube is arranged in lubricating cup 50.The gas that fuel tank is discharged when exhaling
Body is directly discharged by outlet hollow tube in lubricating cup 50, and oil content is absorbed by lubricating cup 50, is supplemented the oil content in lubricating cup 50, is then discharged into
Air is not in contact with drier 11.
Breather check valve and outgassing nonreturn valve are air route membrane one-way valve.Air route membrane one-way valve includes copper coin and pellosil
Piece, the installation sealing effect of copper coin is good, and gel silica membrane stickiness is good, and air-breathing and the draught head of check valve both sides when exhaling are bigger,
Single-phase valve sealing effect is better, more will not gas leakage.
Solenoid valve 23 is arranged in air inlet pipe 22, solenoid valve 23 is connected with breather check valve 21.The change of the utility model
Depressor respirator can be intelligent respirator, with intelligence control system, have fault diagnosis, troubleshooting and real time monitoring
The function of respirator state.Troubleshooting includes 11 heating and dehumidification of drier, is needed in 11 heating and dehumidification of drier to fuel tank
Air flue 40 is closed, and prevents the steam in drier 11 from entering fuel tank air flue 40, therefore set solenoid valve in air inlet pipe 22
23, when heating and dehumidification function starts, fuel tank air flue 40 is closed by solenoid valve 23.
In order to accelerate intake efficiency, air inlet pipe 22 includes left pipe 25 and right pipe 26, electricity is equipped on left pipe 25 and right pipe 26
Magnet valve 23 and breather check valve 21.
Solenoid valve 23 is connected with breather check valve 21 by threaded post 24, and solenoid valve 23 is made to be connect with breather check valve 21
More securely, it prevents solenoid valve 23 or breather check valve 21 from loosening, influences respirator work.
In order to realize the heating and dehumidification function of intelligent breathing device, fan component 14 is equipped with above air inlet screen plate 12 and is added
Hot component 15, heating component 15 is close to drying cylinder 10 and is arranged on above fan component 14.When heating and dehumidification function starts, heating
Component 15 is evenly heated drier 11, and fan component 14 accelerates air flowing, when drier 11 restores drying, Neng Gouji
After continuous use, heating component 15 is stopped, and fan component 14 cools down heating component 15 and drier 11, at the same from into
The gas entered on air filter web plate 12 can also cool down heating component 15, and respirator is made to restore to work normally as early as possible.
The above embodiment is only the preferred embodiment of the utility model, it is impossible to be protected with this to limit the utility model
Range, the variation of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacing belongs to
In the utility model range claimed.
Claims (8)
1. a kind of transformer breather, including drying cylinder, which is characterized in that further include inlet channel and outlet passageway, it is described into
Gas channel is connected with fuel tank air flue, and it is that fuel tank air flue is directed toward outside respirator that the inlet channel, which is equipped with circulating direction,
Breather check valve, the inlet channel are connected with the drying cylinder；It is from described that the outlet passageway, which is equipped with circulating direction,
Fuel tank air flue is directed toward the outgassing nonreturn valve outside respirator, and described outlet passageway one end is connected with the fuel tank air flue, another
It is connected outside end and respirator, the outlet passageway completely cuts off with the drier in the drying cylinder.
2. transformer breather as described in claim 1, which is characterized in that the drying cylinder bottom is equipped with air inlet screen plate,
It is equipped with inlet chamber above the drying cylinder, the inlet channel includes air inlet pipe, and the inlet end of the air inlet pipe is arranged on described
Above drying cylinder, the inlet chamber is connected with the air inlet pipe by the breather check valve.
3. transformer breather as described in claim 1, which is characterized in that the outlet passageway is outlet hollow tube, described
Outlet hollow tube passes through the drying cylinder, and the outlet side of the outlet hollow tube is arranged in lubricating cup.
4. such as claim 1-3 any one of them transformer breathers, which is characterized in that the breather check valve and it is described go out
Gas check valve is air route membrane one-way valve.
5. transformer breather as claimed in claim 2, which is characterized in that solenoid valve is arranged in the air inlet pipe, it is described
Solenoid valve is connected with the breather check valve.
6. transformer breather as claimed in claim 5, which is characterized in that the air inlet pipe includes left pipe and right pipe, described
The solenoid valve and the breather check valve are equipped with described in Zuo Guanhe on right pipe.
7. transformer breather as claimed in claim 5, which is characterized in that the solenoid valve passes through with the breather check valve
Threaded post is connected.
8. transformer breather as claimed in claim 2, which is characterized in that fan component is equipped with above the air inlet screen plate
And heating component, the heating component is close to the drying cylinder and is arranged on above the fan component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721076097.XU CN207602340U (en) | 2017-08-25 | 2017-08-25 | A kind of transformer breather |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721076097.XU CN207602340U (en) | 2017-08-25 | 2017-08-25 | A kind of transformer breather |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207602340U true CN207602340U (en) | 2018-07-10 |
Family
ID=62752345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721076097.XU Active CN207602340U (en) | 2017-08-25 | 2017-08-25 | A kind of transformer breather |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207602340U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107452473A (en) * | 2017-08-25 | 2017-12-08 | 杭州柯林电气股份有限公司 | A kind of transformer breather |
| CN112366066A (en) * | 2020-09-23 | 2021-02-12 | 国网河北省电力有限公司邯郸市峰峰矿区供电分公司 | Respirator for transformer |
-
2017
- 2017-08-25 CN CN201721076097.XU patent/CN207602340U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107452473A (en) * | 2017-08-25 | 2017-12-08 | 杭州柯林电气股份有限公司 | A kind of transformer breather |
| CN107452473B (en) * | 2017-08-25 | 2024-04-12 | 杭州柯林电气股份有限公司 | Transformer respirator |
| CN112366066A (en) * | 2020-09-23 | 2021-02-12 | 国网河北省电力有限公司邯郸市峰峰矿区供电分公司 | Respirator for transformer |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 310000 6 storeys, 7 blocks, No. 1418-41, Moganshan Road, Hangzhou City, Zhejiang Province Patentee after: Hangzhou Colin electric Limited by Share Ltd Address before: 310000 No. 1418-15, Moganshan Road, Hangzhou City, Zhejiang Province Patentee before: Hangzhou Colin electric Limited by Share Ltd |