CN221079773U - Oil leakage prevention valve for power transformer oil tank - Google Patents
Oil leakage prevention valve for power transformer oil tank Download PDFInfo
- Publication number
- CN221079773U CN221079773U CN202322668769.8U CN202322668769U CN221079773U CN 221079773 U CN221079773 U CN 221079773U CN 202322668769 U CN202322668769 U CN 202322668769U CN 221079773 U CN221079773 U CN 221079773U
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- Prior art keywords
- valve
- plate
- sealing
- oil
- power transformer
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- 230000002265 prevention Effects 0.000 title claims abstract description 13
- 238000007789 sealing Methods 0.000 claims abstract description 58
- 239000003305 oil spill Substances 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 7
- 230000001502 supplementing effect Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009469 supplementation Effects 0.000 description 1
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- Details Of Valves (AREA)
Abstract
The utility model discloses an oil leakage prevention valve for a power transformer oil tank, and relates to the field of oil leakage prevention valve devices. This an leak protection oil valve for power transformer tank includes valve shell, and valve shell's inside is provided with the valve plate, and valve shell's inside is provided with sealing mechanism, and sealing mechanism includes first closing plate and second closing plate, and first closing plate and second closing plate are located the both sides of valve plate respectively. This a leak protection oil valve for power transformer tank is in when the valve plate is in the closed condition, can seal valve plate outer wall and valve shell contact portion through the first closing plate and the second closing plate that set up at two sets of valve plates to can prevent that the oil water from flowing out from the gap department between valve plate and the valve shell, thereby improve the sealed effect of valve plate when closing.
Description
Technical Field
The utility model relates to the technical field, in particular to an oil leakage prevention valve for a power transformer oil tank.
Background
The oil tank of the power transformer needs to be used for controlling the oil inlet and outlet of the oil tank by the oil leakage prevention valve in the using process, so that the oil changing or oil supplementing effect can be realized, and the valve at the oil tank of the traditional power transformer is generally a butterfly valve;
The existing oil leakage prevention valve for the power transformer oil tank is extremely easy to cause oil leakage in the use process;
The reason that such problem appears is that current oil valve that is used for leak protection generally through the regulation to the valve plate in the in-process of using to can realize the purpose of oil feed, in order to make the valve plate play better sealed effect at the closed condition, generally all closely laminate the outer wall of valve plate and the inner wall of valve, constantly drive the valve plate and rotate, the circumstances that slightly wearing and tearing can appear in the outer wall of valve plate under long-time circumstances, the leakproofness between messenger's valve plate and the valve reduces, the valve plate is when closed condition, the oil water flows from the gap of valve plate and valve easily, thereby produces the phenomenon of oil leak.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides an oil leakage prevention valve for a power transformer oil tank, which solves the problem that the existing oil leakage prevention valve for the power transformer oil tank is easy to leak oil in the using process.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides an leak protection oil valve for power transformer tank, includes the valve shell, the inside of valve shell is provided with the valve plate, the inside of valve shell is provided with sealing mechanism, sealing mechanism includes first closing plate and second closing plate, first closing plate and second closing plate are located the both sides of valve plate respectively.
Preferably, the shapes of the first sealing plate and the second sealing plate are respectively semicircular, and the outer surfaces of the first sealing plate and the second sealing plate are respectively fixedly connected with the inner walls of the two sides of the valve shell.
Preferably, the outer surfaces of one side of the first sealing plate and the second sealing plate are respectively attached to the outer surfaces of two sides of the valve plate.
Preferably, the front end of the valve housing is fixedly connected with a mounting flange, a sealing gasket is arranged in the mounting flange, and a sealing cover is arranged at the front end of the mounting flange.
Preferably, the inner side of the sealing cover is fixedly connected with a sealing ring, and the front end of the sealing ring is inserted into the mounting flange.
Preferably, the sealing cover is fixedly connected with the mounting flange through a set fixing bolt, and the top end of the valve plate is fixedly connected with a valve rod.
Preferably, the top of the valve rod penetrates through the top of the valve shell, the top of the valve shell is fixedly connected with a rotary handle, and the rear end of the valve shell is provided with a mounting piece.
The utility model discloses an oil leakage prevention valve for a power transformer oil tank, which has the following beneficial effects: this an leak protection oil valve for power transformer tank when the valve plate is in the closed condition, can seal valve plate outer wall and valve shell contact portion through the first closing plate and the second closing plate that set up at two sets of valve plates to can prevent that the oil water from flowing out from the gap department between valve plate and the valve shell, thereby improve the sealed effect of valve plate when closing.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the inner side structure of the sealing cover of the present utility model;
FIG. 3 is a schematic view of the explosive structure of the sealing cover and the mounting flange of the present utility model;
FIG. 4 is a schematic view of the internal structure of the valve housing of the present utility model;
FIG. 5 is a schematic top cross-sectional view of the present utility model.
In the figure: 1. a valve housing; 101. a valve plate; 102. a valve stem; 103. rotating the handle; 2. sealing cover; 201. a mounting flange; 202. a sealing gasket; 203. a seal ring; 204. a fixing bolt; 3. a sealing mechanism; 301. a first sealing plate; 302. a second sealing plate; 4. and a mounting member.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions in the embodiments of the present utility model are clearly and completely described, and it is obvious that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
According to the embodiment of the application, the leakage-proof valve for the power transformer oil tank is provided, so that the problem of oil leakage is easy to occur in the use process of the existing leakage-proof valve for the power transformer oil tank, and the contact position of the valve plate and the inner wall of the valve can be sealed, so that the sealing effect of the valve is improved.
In order to better understand the above technical solutions, the following description will refer to the drawings and specific embodiments.
The embodiment of the utility model discloses an oil leakage prevention valve for a power transformer oil tank.
According to the drawings 1-5, the valve comprises a valve housing 1, a valve plate 101 is arranged in the valve housing 1, a sealing mechanism 3 is arranged in the valve housing 1, the sealing mechanism 3 comprises a first sealing plate 301 and a second sealing plate 302, the first sealing plate 301 and the second sealing plate 302 are respectively positioned on two sides of the valve plate 101, the valve plate 101 is in a closed state under the condition that oil supplementing is not needed, and the contact part between the outer wall of the valve plate 101 and the valve housing 1 can be sealed through the first sealing plate 301 and the second sealing plate 302 which are arranged on two groups of the valve plate 101, so that oil and water can be prevented from flowing out from a gap between the valve plate 101 and the valve housing 1.
The shape of first closing plate 301 and second closing plate 302 set up respectively and are semi-circular, the surface of first closing plate 301 and second closing plate 302 respectively with the both sides inner wall fixed connection of valve shell 1, first closing plate 301 can seal the front end department of valve plate 101, second closing plate 302 can seal the rear end of valve plate 101, the surface of one side of first closing plate 301 and second closing plate 302 is laminated with the surface of valve plate 101 both sides respectively, under the circumstances that needs the oil supplementation, drive valve plate 101 clockwise rotation ninety degrees, when making valve plate 101 open the biggest angle, valve plate 101 can not contact first closing plate 301 and second closing plate 302 of both sides, first closing plate 301 and second closing plate 302 can not prevent valve plate 101 normal open the condition.
The front end department fixedly connected with mounting flange 201 of valve housing 1, the internally mounted of mounting flange 201 has sealed pad 202, and sealed pad 202 can seal sealed lid 2 and mounting flange 201, and the front end of mounting flange 201 is provided with sealed lid 2, and the inboard fixedly connected with sealing ring 203 of sealed lid 2, the front end of sealing ring 203 peg graft in the inside of mounting flange 201.
The sealing cover 2 is fixedly connected with the mounting flange 201 through the fixing bolt 204, the top end of the valve plate 101 is fixedly connected with the valve rod 102, the valve rod 102 can drive the valve plate 101 to rotate, the top end of the valve rod 102 penetrates through the top end of the valve shell 1, the top end of the valve shell 1 is fixedly connected with the rotating handle 103, the rotating handle 103 can drive the valve rod 102 to rotate, thereby the valve rod 102 drives the valve plate 101 to rotate clockwise, the angle of the valve plate 101 is changed, the purpose of oil supplementing is achieved, the rear end of the valve shell 1 is provided with the mounting piece 4, before the oil supplementing device is mounted with an oil tank through the mounting piece 4, the oil tank is needed to be supplemented in the use process, at this time, the sealing cover 2 is opened, an oil pipe is spliced in the interior of the valve shell 1, at this time, the valve rod 102 is driven to rotate by rotating the rotating handle 103 clockwise, the valve plate 101 is opened by a certain angle, and the oil is supplemented through two sides of the valve plate 101, and the oil enters the interior of the oil tank through the other side of the valve shell 1, and the purpose of oil supplementing is achieved.
In summary, compared with the prior art, the method has the following beneficial effects: when the valve plate 101 is in a closed state, the contact part between the outer wall of the valve plate 101 and the valve housing 1 can be sealed by the first sealing plate 301 and the second sealing plate 302 which are arranged at two groups of the valve plate 101, so that oil water can be prevented from flowing out from a gap between the valve plate 101 and the valve housing 1, and the sealing effect of the valve plate 101 during closing is improved.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (3)
1. An oil leakage prevention valve for a power transformer oil tank comprises a valve housing (1), wherein a valve plate (101) is arranged in the valve housing (1), and the oil leakage prevention valve is characterized in that: the valve comprises a valve shell (1), and is characterized in that a sealing mechanism (3) is arranged in the valve shell (1), the sealing mechanism (3) comprises a first sealing plate (301) and a second sealing plate (302), and the first sealing plate (301) and the second sealing plate (302) are respectively positioned on two sides of a valve plate (101);
The front end of the valve housing (1) is fixedly connected with a mounting flange (201), a sealing gasket (202) is arranged in the mounting flange (201), and a sealing cover (2) is arranged at the front end of the mounting flange (201);
The inner side of the sealing cover (2) is fixedly connected with a sealing ring (203), and the front end of the sealing ring (203) is inserted into the mounting flange (201);
the sealing cover (2) is fixedly connected with the mounting flange (201) through a fixed bolt (204) arranged on the sealing cover, and a valve rod (102) is fixedly connected to the top end of the valve plate (101);
The top of valve rod (102) runs through the top of valve shell (1), the top fixedly connected with of valve shell (1) rotates handle (103), the rear end of valve shell (1) is provided with mounting (4).
2. An oil spill valve for a power transformer tank as recited in claim 1, wherein: the shape of the first sealing plate (301) and the second sealing plate (302) are respectively arranged in a semicircular shape, and the outer surfaces of the first sealing plate (301) and the second sealing plate (302) are respectively fixedly connected with the inner walls of the two sides of the valve shell (1).
3. An oil spill valve for a power transformer tank as recited in claim 2, wherein: the outer surfaces of one side of the first sealing plate (301) and the second sealing plate (302) are respectively attached to the outer surfaces of two sides of the valve plate (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322668769.8U CN221079773U (en) | 2023-10-07 | 2023-10-07 | Oil leakage prevention valve for power transformer oil tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322668769.8U CN221079773U (en) | 2023-10-07 | 2023-10-07 | Oil leakage prevention valve for power transformer oil tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221079773U true CN221079773U (en) | 2024-06-04 |
Family
ID=91255770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322668769.8U Active CN221079773U (en) | 2023-10-07 | 2023-10-07 | Oil leakage prevention valve for power transformer oil tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221079773U (en) |
-
2023
- 2023-10-07 CN CN202322668769.8U patent/CN221079773U/en active Active
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