CN209747300U - Breathing oil replacing device of power transformer - Google Patents
Breathing oil replacing device of power transformer Download PDFInfo
- Publication number
- CN209747300U CN209747300U CN201920905095.XU CN201920905095U CN209747300U CN 209747300 U CN209747300 U CN 209747300U CN 201920905095 U CN201920905095 U CN 201920905095U CN 209747300 U CN209747300 U CN 209747300U
- Authority
- CN
- China
- Prior art keywords
- oil
- cup
- oil cup
- connecting plate
- power transformer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Transformer Cooling (AREA)
Abstract
The utility model discloses a power transformer breathing oil replacing device, which comprises a respirator silica gel cylinder, an oil cup and an oil pillow breathing tube, wherein one end of the oil pillow breathing tube is positioned in the respirator silica gel cylinder, the other end of the oil pillow breathing tube extends into the oil cup, silica gel particles are arranged in the respirator silica gel cylinder, oil is arranged in the oil cup, the power transformer breathing oil replacing device also comprises a connecting plate, the connecting plate is positioned between the respirator silica gel cylinder and the oil cup, the respirator silica gel cylinder is fixed at the top of the connecting plate, and the oil cup is detachably connected with the bottom of the connecting plate; the transformer oil drain valve is characterized in that a floating switch is arranged in the oil cup, an oil delivery pipe is further arranged on the outer side of the oil cup, one end of the oil delivery pipe is communicated with the oil cup, the other end of the oil delivery pipe is connected with the transformer oil drain valve, a one-way valve is further arranged on the oil delivery pipe, and the one-way valve is connected with the floating switch. The utility model discloses avoid when changing the oil in the oil cup, cause the pollution of transformer oil, can improve the change efficiency to respirator oil cup oil simultaneously.
Description
Technical Field
The utility model relates to a transformer respirator technical field, concretely relates to power transformer breathes oil and more changes device.
Background
A Chinese transformer oil storage breather is an important safety protection device of power transmission equipment, and is installed at the tail end of a pipeline which is communicated with air and arranged in a transformer oil storage cabinet. When the oil temperature of the transformer rises, the oil level of the oil storage cabinet rises correspondingly, so that the gas in the capsule is discharged through the respirator; on the contrary, when the temperature of the transformer is reduced, the oil level of the oil storage cabinet is also correspondingly reduced, and the capsule sucks part of gas through the respirator.
At present, the oil change and the compensation mode are breathed to current power transformer, are taken off respirator oil cup by the personnel of patrolling and examining, take back waste oil in the oil cup, then take over after new oil, repack and adorn to the respirator again in main change fuel outlet valve department. The manual oil supplementing mode can cause direct contact between the transformer oil and ambient air, possibly cause the transformer oil to be polluted and is inconvenient to replace.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome not enough among the prior art, aim at provides a power transformer breathes oily change device, avoids when changing the oil in the oil cup, causes the pollution of transformer oil, can improve the change efficiency to respirator oil cup oil simultaneously.
The utility model discloses a following technical scheme realizes:
a power transformer breathing oil replacing device comprises a respirator silica gel cylinder, an oil cup and an oil pillow breathing tube, wherein one end of the oil pillow breathing tube is positioned in the respirator silica gel cylinder, the other end of the oil pillow breathing tube extends into the oil cup, silica gel particles are filled in the respirator silica gel cylinder, oil is filled in the oil cup, the power transformer breathing oil replacing device also comprises a connecting plate, the connecting plate is positioned between the respirator silica gel cylinder and the oil cup, the respirator silica gel cylinder is fixed at the top of the connecting plate, and the oil cup is detachably connected with the bottom of the connecting plate; the transformer oil drain valve is characterized in that a floating switch is arranged in the oil cup, an oil delivery pipe is further arranged on the outer side of the oil cup, one end of the oil delivery pipe is communicated with the oil cup, the other end of the oil delivery pipe is connected with the transformer oil drain valve, a one-way valve is further arranged on the oil delivery pipe, and the one-way valve is connected with the floating switch.
The utility model discloses an defeated oil pipe connects transformer fuel outlet valve and respirator oil cup, at defeated oil pipe's front end installation solenoid valve, at the built-in floating switch of oil cup, set up the high, low oil level of oil cup into floating switch's upper and lower limit, through floating switch's upper and lower limit position break-make signal control pipeline front end check valve. When the oil mass reduces to low oil level in the oil cup, trigger the float switch lower limit position signal, the battery valve is automatic to be opened, because of main transformer oil level is higher than the oil cup position, automatic inflow oil cup under atmospheric pressure, when the oil mass reaches high oil level in the oil cup, trigger the floating development upper limit signal, the check valve is closed, realize the automatic oil supply of power transformer respirator, owing to utilize to be connected oil cup and transformer oil drain valve between the defeated oil pipe, make transformer oil drain valve when utilizing defeated oil pipe to mend oil cup, oil is not contacted with ambient air, thereby effectively avoided the pollution that causes the oil, and effectively improved oil change efficiency in the oil cup. The utility model discloses well use float switch and check valve to be prior art to the switch that utilizes float switch's position to control the check valve is prior art.
Furthermore, the top of the connecting plate is also provided with an annular groove matched with the cup opening of the oil cup, and the cup opening of the oil cup is positioned in the annular groove. And a sealing ring matched with the cup opening of the oil cup is also arranged in the annular groove.
The annular groove that utilizes to set up can insert the arc wall on the connecting plate with the oil cup rim of a cup, and the gas tightness between oil cup and the connecting plate is guaranteed to the sealing washer in the accessory annular groove, avoids external air to pass through the clearance between oil cup and the connecting plate and gets into to the oil cup in, causes the pollution to the oil cup.
further, still include the backup pad, the oil cup is placed at the top of backup pad, still be equipped with two connecting rods in the backup pad, the connecting rod is located the both sides of oil cup respectively to the top of connecting rod runs through the connecting plate, all be equipped with solid fixed ring on the connecting rod, gu fixed ring passes through the screw thread and is connected with the connecting rod, and gu fixed ring is located the top of connecting plate.
Because the oil cup is in last time use, can adhere to some magazines in the oil cup, need regularly clear up it, the event sets the oil cup into removable structure, make the oil cup dismantle from the connecting plate fast, so that clear up the impurity in the oil cup, specifically do, unscrew solid fixed ring, take off the connecting rod in the backup pad from the connecting plate, the dismantlement to the beaker fast has just been realized, and adopt this kind of structure can realize being connected between oil cup and the connecting plate fast, screw up solid fixed ring, can guarantee can in close contact with between oil cup and the connecting plate.
Furthermore, the bottom of backup pad still is equipped with the oil extraction pipe, and oil extraction pipe one end stretches into to the inner bottom of oil cup, still is equipped with waste oil recovery cup on the other end. And a manual valve is also arranged on the oil discharge pipe.
When the oil in the oil cup needs to be partially discharged, the manual valve is manually opened by a maintainer, so that the oil in the oil cup is discharged through the oil discharge pipe, and the waste oil can be intensively stored in the waste oil recovery cup.
Further, still be equipped with a plurality of guard bars in the backup pad, the guard bar all is connected through screw thread and backup pad is vertical to the guard bar is the annular array and distributes around the oil cup. The bottom of the connecting plate is also provided with positioning holes which correspond to the protection rods one to one, and the protection rods can stretch into the positioning holes.
Because the oil cup adopts the glass material usually, it is fragile, consequently utilize the fender rod that sets up to enclose the oil cup, play certain guard action to the oil cup, avoid the oil cup to receive the attack of other foreign objects, the fender rod adopts threaded connection's mode simultaneously, conveniently pulls down the beaker from the backup pad, and the locating hole that sets up on the connecting plate has guaranteed can the stable connection between fender rod and the connecting plate.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
1. The utility model relates to a power transformer breathing oil replacement device utilizes the transfer line that sets up can make the oil in the transformer oil valve can directly carry to the oil cup in, has avoided the pollution that oil and ambient air contact caused, utilizes the float switch that sets up to cooperate the check valve simultaneously can mend oil to the oil cup automatically, need not artifical frequent manual replenishment, reduces the personnel's work load of patrolling and examining, improves the work convenience;
2. The utility model relates to a device is changed to power transformer breathing oil, the oil cup of setting can load and unload with the connecting plate fast, is convenient for clean the oil cup, and the fender rod that sets up simultaneously can play certain guard action to the oil cup, avoids attacking of foreign object, improves the life of oil cup.
drawings
the accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view between the oil cup and the protection rod of the present invention;
FIG. 3 is a schematic bottom structure view of the connection plate of the present invention;
Fig. 4 is a top view of the support plate of the present invention.
Reference numbers and corresponding part names in the drawings:
1-a respirator silica gel cylinder, 2-an oil pillow breathing tube, 3-a connecting plate, 4-an oil conveying pipe, 5-a one-way valve, 6-a fixing ring, 7-a connecting rod, 8-a floating switch, 9-a waste oil recovery cup, 10-an oil discharge pipe, 11-a manual valve, 12-oil, 13-an oil cup, 14-a positioning hole, 16-an annular groove, 17-a sealing ring, 19-a protection rod and 20-a supporting plate.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
example 1
The utility model relates to a power transformer breathing oil replacement device, including respirator silicone cylinder 1, oil cup 13 and conservator breathing tube 2, conservator breathing tube 2 one end is located respirator silicone cylinder 1, and the other end stretches into in the oil cup 13, be equipped with the silica gel grain in the respirator silicone cylinder 1, oil 12 is equipped with in the oil cup 13, its characterized in that still includes connecting plate 3, and connecting plate 3 is located between respirator silicone cylinder 1 and the oil cup 13, and respirator silicone cylinder 1 is fixed at the top of connecting plate 3, and oil cup 13 and the bottom detachable connection of connecting plate 3; be equipped with float switch 8 in the oil cup 13, the outside of oil cup 13 still is equipped with defeated oil pipe 4, and defeated oil pipe 4 one end and oil cup 13 intercommunication, the other end is connected with transformer oil drain valve, still be equipped with check valve 5 on the defeated oil pipe 4 to check valve 5 is connected with float switch 8.
Example 2
On the basis of the embodiment 1, the top of the connecting plate 3 is also provided with an annular groove 16 matched with the cup opening of the oil cup 13, and the cup opening of the oil cup 13 is positioned in the annular groove 16. And a sealing ring 17 matched with the cup opening of the oil cup 13 is also arranged in the annular groove 16.
Still include backup pad 20, oil cup 13 is placed at the top of backup pad 20, still be equipped with two connecting rods 7 in the backup pad 20, connecting rod 7 is located the both sides of oil cup 13 respectively to the top of connecting rod 7 runs through connecting plate 3, all be equipped with solid fixed ring 6 on the connecting rod 7, gu fixed ring 6 is connected with connecting rod 7 through the screw thread, and gu fixed ring 6 is located the top of connecting plate 3.
Example 3
on the basis of embodiment 2, the bottom of the supporting plate 20 is further provided with an oil discharge pipe 10, one end of the oil discharge pipe 10 extends into the inner bottom of the oil cup 13, and the other end is further provided with a waste oil recovery cup 9. And a manual valve 11 is also arranged on the oil discharge pipe 10.
Example 4
on the basis of embodiment 3, a plurality of protection rods 19 are further arranged on the supporting plate 20, the protection rods 19 are vertically connected with the supporting plate 20 through threads, and the protection rods 19 are distributed around the oil cup 13 in an annular array. The bottom of the connecting plate 3 is also provided with positioning holes 14 corresponding to the protection rods 19 one by one, and the protection rods 19 can extend into the positioning holes 14.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. A power transformer breathing oil replacing device comprises a respirator silica gel cylinder (1), an oil cup (13) and an oil pillow breathing tube (2), wherein one end of the oil pillow breathing tube (2) is positioned in the respirator silica gel cylinder (1), the other end of the oil pillow breathing tube extends into the oil cup (13), silica gel particles are arranged in the respirator silica gel cylinder (1), and oil (12) is arranged in the oil cup (13), the power transformer breathing oil replacing device is characterized by further comprising a connecting plate (3), the connecting plate (3) is positioned between the respirator silica gel cylinder (1) and the oil cup (13), the respirator silica gel cylinder (1) is fixed at the top of the connecting plate (3), and the oil cup (13) is detachably connected with the bottom of the connecting plate (3);
Be equipped with float switch (8) in oil cup (13), the outside of oil cup (13) still is equipped with defeated oil pipe (4), defeated oil pipe (4) one end and oil cup (13) intercommunication, and the other end is connected with transformer oil drain valve, still be equipped with check valve (5) on defeated oil pipe (4) to check valve (5) are connected with float switch (8).
2. A power transformer breathing oil replacing device according to claim 1, characterized in that the top of the connecting plate (3) is further provided with an annular groove (16) matched with the cup opening of the oil cup (13), and the cup opening of the oil cup (13) is positioned in the annular groove (16).
3. A power transformer breathing oil changing device according to claim 2, characterized in that a sealing ring (17) matching with the cup mouth of the oil cup (13) is arranged in the annular groove (16).
4. The breathing oil replacing device for the power transformer as claimed in claim 1, further comprising a supporting plate (20), wherein the oil cup (13) is placed on the top of the supporting plate (20), the supporting plate (20) is further provided with two connecting rods (7), the connecting rods (7) are respectively located on two sides of the oil cup (13), the top end of each connecting rod (7) penetrates through the connecting plate (3), each connecting rod (7) is provided with a fixing ring (6), each fixing ring (6) is connected with the corresponding connecting rod (7) through a thread, and each fixing ring (6) is located on the top of the corresponding connecting plate (3).
5. A power transformer breathing oil replacing device according to claim 4, characterized in that the bottom of the supporting plate (20) is further provided with an oil discharge pipe (10), one end of the oil discharge pipe (10) extends into the inner bottom of the oil cup (13), and the other end is further provided with a waste oil recovery cup (9).
6. a power transformer breathing oil replacing device according to claim 5, characterized in that the oil drain pipe (10) is further provided with a manual valve (11).
7. The power transformer respiratory oil replacing device as claimed in claim 4, wherein the support plate (20) is further provided with a plurality of protection rods (19), the protection rods (19) are vertically connected with the support plate (20) through threads, and the protection rods (19) are distributed around the oil cup (13) in an annular array.
8. The power transformer respiratory oil replacing device according to claim 7, wherein the bottom of the connecting plate (3) is further provided with positioning holes (14) corresponding to the protection rods (19) one by one, and the protection rods (19) can extend into the positioning holes (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920905095.XU CN209747300U (en) | 2019-06-14 | 2019-06-14 | Breathing oil replacing device of power transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920905095.XU CN209747300U (en) | 2019-06-14 | 2019-06-14 | Breathing oil replacing device of power transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209747300U true CN209747300U (en) | 2019-12-06 |
Family
ID=68723769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920905095.XU Active CN209747300U (en) | 2019-06-14 | 2019-06-14 | Breathing oil replacing device of power transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209747300U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111403155A (en) * | 2020-04-23 | 2020-07-10 | 广东电网有限责任公司东莞供电局 | Respirator of transformer |
| CN113954029A (en) * | 2021-11-24 | 2022-01-21 | 中国南方电网有限责任公司超高压输电公司曲靖局 | Respirator oil cup assembly and disassembly tools |
| CN115172017A (en) * | 2022-07-29 | 2022-10-11 | 陕西金源自动化科技有限公司 | Maintenance-free moisture absorber, electrical equipment and respiratory state monitoring method |
-
2019
- 2019-06-14 CN CN201920905095.XU patent/CN209747300U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111403155A (en) * | 2020-04-23 | 2020-07-10 | 广东电网有限责任公司东莞供电局 | Respirator of transformer |
| CN111403155B (en) * | 2020-04-23 | 2021-12-03 | 广东电网有限责任公司东莞供电局 | Respirator of transformer |
| CN113954029A (en) * | 2021-11-24 | 2022-01-21 | 中国南方电网有限责任公司超高压输电公司曲靖局 | Respirator oil cup assembly and disassembly tools |
| CN113954029B (en) * | 2021-11-24 | 2024-04-02 | 中国南方电网有限责任公司超高压输电公司曲靖局 | Respirator oil cup assembly and disassembly tools |
| CN115172017A (en) * | 2022-07-29 | 2022-10-11 | 陕西金源自动化科技有限公司 | Maintenance-free moisture absorber, electrical equipment and respiratory state monitoring method |
| CN115172017B (en) * | 2022-07-29 | 2024-03-08 | 陕西金源自动化科技有限公司 | Maintenance-free moisture absorber, electrical equipment and respiration state monitoring method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209747300U (en) | Breathing oil replacing device of power transformer | |
| CN112490549A (en) | Outdoor standby power storage equipment for power system | |
| CN208415390U (en) | A kind of non-maintaining automatically cleaning Emergent water tank | |
| CN213483529U (en) | Transformer respirator convenient to change silica gel | |
| CN212691508U (en) | Oil channeling prevention device for gas collecting pipe | |
| CN208635294U (en) | A kind of fragrance humidifier cisten mechanism that atomizing piece is interchangeable | |
| CN212960043U (en) | Breathing cap for main water feeding pump of nuclear power plant | |
| CN217354511U (en) | Oil cleaner with uncap oil drain function | |
| CN212987038U (en) | Emergency lighting lamp | |
| CN218677476U (en) | Battery safety valve | |
| CN219688163U (en) | Pressure tank | |
| CN211058848U (en) | Pneumatic pipeline drainage device with non-pressure air door | |
| CN215939386U (en) | Sealing ring and filter with same | |
| CN210930909U (en) | Novel smart seat | |
| CN208139695U (en) | The gas recycling system of anode material of lithium battery drying device | |
| CN203145178U (en) | Overflow-preventing air filter device special for waste water raiser | |
| CN215000960U (en) | Gas storage tank with early warning function | |
| CN216379760U (en) | Municipal administration water pipe network secondary pressure boost water supply installation | |
| CN216333968U (en) | Insect-proof ventilating device for liquid filling opening of liquid storage cabinet | |
| CN216045660U (en) | Improved breather valve for hydrogen peroxide tank | |
| CN219646935U (en) | Novel water purifier | |
| CN220845626U (en) | Activated carbon filter convenient for replacing activated carbon | |
| CN208935495U (en) | Solar water container inlet valve | |
| CN115354717A (en) | Intelligent integrated secondary water supply equipment without negative pressure | |
| CN208996917U (en) | A kind of self-service drainage arrangement of air multilayer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |