CN206931454U - A kind of respirator of oil-filled transformer - Google Patents
A kind of respirator of oil-filled transformer Download PDFInfo
- Publication number
- CN206931454U CN206931454U CN201720799472.7U CN201720799472U CN206931454U CN 206931454 U CN206931454 U CN 206931454U CN 201720799472 U CN201720799472 U CN 201720799472U CN 206931454 U CN206931454 U CN 206931454U
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- China
- Prior art keywords
- cavity
- respirator
- oil
- main body
- valve block
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Abstract
It the utility model is related to a kind of respirator of oil-filled transformer, including main body and control valve, control valve is connected with main body, bottom part body is provided with discharge gate, body top is provided with feeding mouth, drier is provided with the main body, main body includes body, body is arranged in main body, body upper end is provided with gas port, tube wall is provided with through hole, the control valve includes the first valve block, second valve block, locating rod, cavity and cover plate, there is air cavity between the cavity and cover plate, described first, second valve block is separately positioned on locating rod both ends, cavity includes the first cavity and the second cavity, first cavity and the second cavity are arranged at intervals, first valve block is arranged on the first cavity end, second valve block is arranged on the second cavity end, described first, second cavity connects with air and feeding mouth respectively.The utility model can be realized to be controlled to pressure in conservator, and its structure is simpler, is easy to safeguard；Meanwhile reduce replacement operation step, improve efficiency.
Description
Technical field
Transformer technology field is the utility model is related to, more particularly to a kind of respirator of oil-filled transformer.
Background technology
Oil-filled transformer makees cooling medium by oil, and therefore, it is provided with the conservator of storage fluid, and respirator connects with conservator
It is logical.Respirator is made up of oil sealing, container, drier.Container content has drier (such as silica gel)；When the air in conservator is with change
When depressor oil volume expands or reduced, the air of discharge or suction all passes through respirator, the drier absorption air in respirator
In moisture, to air filtration, cleaned so as to ensure being air-dried in conservator.Respirator once loses the moisture absorption
Function, moisture will directly along pipeline access switch, therefore, when the discoloration of drier in respirator exceedes to a certain degree should and
Shi Genghuan.But the respiratory organ structure of prior art is more complicated, in installation for transformer during pressure change, it is difficult to quick to realize
Gas exchanges；In addition, when drier discoloration needs to change, whole respirator need to be dismantled, and respirator is disintegrated
Drier is changed, it is necessary to prepare that a large amount of Work tools and more people carry out operation and time-consuming that to change drier cumbersome.
Utility model content
The utility model is in order to solve problem of the prior art, there is provided one kind can quickly realize ventilation, and drier is more
Change the respirator for operating better simply oil-filled transformer.
Concrete technical scheme is as follows：A kind of respirator of oil-filled transformer, including main body and control valve, control valve and master
Body is connected, and bottom part body is provided with discharge gate, and body top is provided with feeding mouth, and drier is provided with the main body, and main body includes pipe
Body, body are arranged in main body, and body upper end is provided with gas port, and tube wall is provided with through hole, and the control valve includes the first valve
Piece, the second valve block, locating rod, cavity and cover plate, there is air cavity, first, second valve block point between the cavity and cover plate
Locating rod both ends are not arranged on, cavity includes the first cavity and the second cavity, and the first cavity and the second cavity are arranged at intervals, and first
Valve block is arranged on the first cavity end, and the second valve block is arranged on the second cavity end, first, second cavity respectively with air
Connected with feeding mouth.
It is attached technical scheme of the present utility model below.
Preferably, the control valve includes ring part, and ring part is set around locating rod, and the ring part is provided with
Stomata, stomata both ends connect with air and air cavity respectively.
Preferably, first cavity includes the first upper shed and the first under shed, and second cavity includes
Second upper shed and the second under shed, first valve block are arranged on the first under shed, and second valve block is arranged on second
Opening.
Preferably, first cavity is located in feeding mouth, and second cavity is located above the first cavity, the
One cavity is isolated with the second cavity.
Preferably, respirator includes screen pack, and screen pack is arranged on below stomata.
Preferably, internal thread is provided with the inside of the ring part, external screw thread, internal thread are provided with the outside of the feeding mouth
It is coupled with external screw thread.
Preferably, the main body includes top plate, pillar buoy and base, and top plate and base are separately positioned on pillar buoy
Above and below, the top plate is connected with base by screw rod.
Preferably, the discharge gate is arranged on base, and discharge gate is provided with bottom.
Preferably, the cover plate is bolted with top plate.
Technique effect of the present utility model：A kind of respirator of oil-filled transformer of the present utility model can be realized to oil
Pressure is controlled in pillow, and its structure is simpler, is easy to safeguard；Meanwhile drier is conveniently replaceable, it can enter without special tool(s)
Row replacement operation, reduce replacement operation step, save the time, improve efficiency；Furthermore it is possible to effectively filtering external gas is miscellaneous
Matter, ensure the cleaning gas degree entered in conservator, prevent conservator from blocking.
Brief description of the drawings
Fig. 1 is a kind of schematic diagram of the respirator of oil-filled transformer of the utility model embodiment.
Fig. 2 is the schematic diagram of the control valve of the utility model embodiment.
Fig. 3 is the gas flow schematic diagram of the control valve of the utility model embodiment.
Embodiment
Below, substantive distinguishing features of the present utility model and advantage are further described with reference to example, but this practicality is new
Type is not limited to listed embodiment.
As shown in Figure 1 to Figure 3, a kind of respirator of oil-filled transformer of the present embodiment includes main body 1 and control valve 2,
Control valve 2 is connected with main body 1.The bottom of main body 1 is provided with discharge gate 11, and the top of main body 1 is provided with feeding mouth 12, is provided with the main body
Drier, feeding mouth are used to be put into drier, and discharge gate is used to discharge drier.Main body 1 includes body 13, and body 13 is arranged on
In main body, the upper end of body 13 is provided with gas port 131, and tube wall is provided with through hole 132.Body is connected by gas port with conservator, main
Internal gas passes through 132 into or out body of through hole, so that main body and conservator realize gas exchanges, keeps pressure to put down
Weighing apparatus.The control valve 2 includes the first valve block 21, the second valve block 22, locating rod 23, cavity 24 and cover plate 25, the He of cavity 24
There is air cavity 26, first, second valve block is separately positioned on the both ends of locating rod 23 between cover plate 25.Cavity 24 includes the first chamber
The cavity 242 of body 241 and second, the first cavity and the second cavity are arranged at intervals, and the first valve block 21 is arranged on the first cavity end, the
Two valve blocks 22 are arranged on the second cavity end, and first, second cavity connects with air and feeding mouth respectively.Pass through above-mentioned skill
Art scheme, when pressure becomes big in conservator, the gas in conservator is entered in main body by the gas port 131 of body 13, gas direction
Control valve 2 flows, and because gas moves to cavity 24 from the bottom to top, now the first valve block 21, which is pressurized, closes the first cavity, the
Two valve blocks 22 are stressed opening, and gas flows into air by the second cavity 242.When pressure diminishes in conservator, the second valve block will
Second cavity is closed, and extraneous gas enters in main body by the first cavity, then enters body by through hole, is entered by gas port
In conservator, so as to balance pressure.Pass through above-mentioned technical proposal, pressure in conservator can be easy to adjust, when pressure balance, the
First, the second valve block closes first, second cavity, prevents gas exchanges.
As shown in Figure 1 to Figure 3, further, the control valve 2 includes ring part 27, and ring part 27 is around locating rod 23
Set, the ring part 27 is provided with stomata 271, and the both ends of stomata 271 connect with air and air cavity 26 respectively, so that gas can
Control valve is passed in and out by stomata.First cavity 241 includes the first upper shed 3 and the first under shed 4, second cavity
242 include the second upper shed 5 and the second under shed 6, and first valve block 21 is arranged on the first under shed 4, second valve block
22 are arranged on the second upper shed 5.First cavity 241 is located in feeding mouth 12, and second cavity 242 is located at the first cavity
Top, the first cavity is isolated with the second cavity, and in the present embodiment, dividing plate is provided between first, second cavity.Respirator included
Filter screen 7, screen pack 7 are arranged on the lower section of stomata 271, by setting the dust that screen pack 7 can be in filtering external gas.The ring
The inner side of shape portion 27 is provided with internal thread, and the outside of feeding mouth 12 is provided with external screw thread, internal thread and external screw thread mating, consequently facilitating control
Valve processed is connected with main body.The main body 1 includes top plate 14, pillar buoy 15 and base 16, and top plate 14 and base 16 are separately positioned on
Above and below pillar buoy, the top plate and base are connected by screw rod 17, consequently facilitating the assembly and disassembly of main body.It is described
Discharge gate 11 is arranged on base 16, and discharge gate 11 is provided with bottom 18, when needing to discharge in drier, only need to turn on bottom i.e.
Can.The cover plate 25 is fixed with top plate 14 by bolt 8, so that the connection of control valve and main body is more firm.
A kind of respirator of oil-filled transformer of the present embodiment can be realized to be controlled to pressure in conservator, its structure
It is relatively simple, it is easy to safeguard；Meanwhile drier is conveniently replaceable, replacement operation can be carried out without special tool(s), reduces replacing behaviour
Make step, save the time, improve efficiency；Furthermore it is possible to effective filtering external gaseous impurity, ensures the gas entered in conservator
Cleanliness factor, prevent conservator from blocking.
It is pointed out that above-mentioned preferred embodiment is only to illustrate technical concepts and features of the present utility model, its purpose
It is to allow person skilled in the art to understand content of the present utility model and implements according to this, this reality can not be limited with this
With new protection domain.All equivalent change or modifications made according to the utility model Spirit Essence, should all cover in this reality
Within new protection domain.
Claims (9)
- A kind of 1. respirator of oil-filled transformer, it is characterised in that including main body and control valve, control valve is connected with main body, Bottom part body is provided with discharge gate, and body top is provided with feeding mouth, drier is provided with the main body, and main body includes body, body It is arranged in main body, body upper end is provided with gas port, and tube wall is provided with through hole, and the control valve includes the first valve block, and second Valve block, locating rod, cavity and cover plate, have air cavity between the cavity and cover plate, first, second valve block is separately positioned on Locating rod both ends, cavity include the first cavity and the second cavity, and the first cavity and the second cavity are arranged at intervals, and the first valve block is set In the first cavity end, the second valve block is arranged on the second cavity end, first, second cavity respectively with air and feeding mouth Connection.
- 2. a kind of respirator of oil-filled transformer as claimed in claim 1, it is characterised in that the control valve includes annular Portion, ring part are set around locating rod, and the ring part is provided with stomata, and stomata both ends connect with air and air cavity respectively.
- 3. a kind of respirator of oil-filled transformer as claimed in claim 2, it is characterised in that first cavity includes the One upper shed and the first under shed, second cavity include the second upper shed and the second under shed, and first valve block is set In the first under shed, second valve block is arranged on the second upper shed.
- A kind of 4. respirator of oil-filled transformer as claimed in claim 3, it is characterised in that first cavity be located at into In material mouth, second cavity is located above the first cavity, and the first cavity is isolated with the second cavity.
- A kind of 5. respirator of oil-filled transformer as claimed in claim 4, it is characterised in that respirator includes screen pack, Screen pack is arranged on below stomata.
- 6. a kind of respirator of oil-filled transformer as claimed in claim 5, it is characterised in that be provided with the inside of the ring part Internal thread, the feeding mouth outside are provided with external screw thread, internal thread and external screw thread mating.
- A kind of 7. respirator of oil-filled transformer as claimed in claim 1, it is characterised in that the main body includes top plate, Pillar buoy and base, top plate and base are separately positioned on above and below pillar buoy, and the top plate and base are connected by screw rod Connect.
- 8. a kind of respirator of oil-filled transformer as claimed in claim 7, it is characterised in that the discharge gate is arranged on bottom On seat, discharge gate is provided with bottom.
- 9. a kind of respirator of oil-filled transformer as claimed in claim 8, it is characterised in that the cover plate passes through with top plate Bolt is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720799472.7U CN206931454U (en) | 2017-07-04 | 2017-07-04 | A kind of respirator of oil-filled transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720799472.7U CN206931454U (en) | 2017-07-04 | 2017-07-04 | A kind of respirator of oil-filled transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206931454U true CN206931454U (en) | 2018-01-26 |
Family
ID=61354163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720799472.7U Expired - Fee Related CN206931454U (en) | 2017-07-04 | 2017-07-04 | A kind of respirator of oil-filled transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206931454U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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
- 2017-07-04 CN CN201720799472.7U patent/CN206931454U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180126 Termination date: 20180704 |
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| CF01 | Termination of patent right due to non-payment of annual fee |