CN211314875U - Leakage-proof thrust bearing cooler - Google Patents
Leakage-proof thrust bearing cooler Download PDFInfo
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- CN211314875U CN211314875U CN201922270159.6U CN201922270159U CN211314875U CN 211314875 U CN211314875 U CN 211314875U CN 201922270159 U CN201922270159 U CN 201922270159U CN 211314875 U CN211314875 U CN 211314875U
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Abstract
The utility model discloses a leakage-proof derivation bearing cooler, which comprises a cylinder body, wherein two ends of the cylinder body are connected with flange plates, and the flange plates are connected and matched with a fixed disc; a plurality of copper pipes are arranged in the cylinder body; the surface of the fixed disk is provided with a round hole which is connected and matched with the copper pipe, and the fixed disk is connected with the flange plates at the two ends of the cylinder body through welding. The device improves from the aspect of the sealing mode, adopts the welded mode to replace original double-deck sealing washer sealing mode, with original sealing flange cancellation, the outer terminal surface of the disc of fixed copper pipe and the full welding of derivation cooler outer wall make the cooling water be an independent part, and turbine oil is another independent part, has solved among the prior art cooling water because of the ageing problem of mixing with the oil of sealing washer, has simple structure, sealed effectual characteristics.
Description
Technical Field
The utility model belongs to the technical field of the bearing cooling is derived in the power station, concretely relates to bearing cooler is derived to leak protection type.
Background
At present, a derivation bearing cooler adopted by a generator of a hydroelectric power plant generally uses a technical water supply source to cool turbine oil outside a copper pipe through the copper pipe inside the cooler, the water pressure of cooling water is about 0.3MPa, the oil pressure inside the turbine oil is about 0.1MPa, the difference between the water pressure and the oil pressure is 0.2MPa, the cooling water and the turbine oil are isolated under normal conditions, a double-layer sealing ring is additionally arranged through a sealing flange, and the pressing mode is realized through bolts. The sealing mode is called as double-layer O-shaped sealing ring sealing, when the O-shaped sealing ring is aged or damaged, because the pressure of cooling water is greater than that of turbine oil, the cooling water can slowly permeate into the turbine oil through the damaged sealing, so that the turbine oil is emulsified and the thrust bearing is accelerated to wear. And serious potential safety hazard is caused to the stable operation of the water turbine generator set.
Disclosure of Invention
The utility model aims to solve the technical problem that a bearing cooler is derived to leak protection type is provided, the device improves from the aspect of the sealing means, adopt welded mode to replace original double-deck sealing washer sealing means, with original sealing flange cancellation, to the outer terminal surface of the disc of fixed copper pipe with derive cooler outer wall full weld, make the cooling water be an independent part, turbine oil is another independent part, the problem of cooling water because of the ageing and oil mixture of sealing washer among the prior art has been solved, and has simple structure, sealed effectual characteristics.
In order to realize the above design, the utility model adopts the following technical scheme: a leakage-proof type derivation bearing cooler comprises a cylinder body, wherein two ends of the cylinder body are connected with flange plates, and the flange plates are connected and matched with a fixed disc; a plurality of copper pipes are arranged in the cylinder body; the surface of the fixed disk is provided with a round hole which is connected and matched with the copper pipe, and the fixed disk is connected with the flange plates at the two ends of the cylinder body through welding.
The surface of the cylinder body is provided with an oil inlet and an oil outlet.
The fixed disks are two and are respectively welded with the flange plates at two ends of the cylinder body.
The fixed disc is respectively connected with the upper water tank and the lower water tank.
The lower water tank is provided with a water inlet and a water outlet.
The copper pipe is a circulating pipeline, one end of the copper pipe is connected with the water inlet, and the other end of the copper pipe is connected with the water outlet.
A leakage-proof type derivation bearing cooler comprises a cylinder body, wherein two ends of the cylinder body are connected with flange plates, and the flange plates are connected and matched with a fixed disc; a plurality of copper pipes are arranged in the cylinder body; the surface of the fixed disk is provided with a round hole which is connected and matched with the copper pipe, and the fixed disk is connected with the flange plates at the two ends of the cylinder body through welding. The device improves from the aspect of the sealing mode, adopts the welded mode to replace the original double-deck sealing washer sealing mode, cancels original sealing flange, and the outer terminal surface of the disc of fixed copper pipe and the outer wall full weld of derivation cooler make the cooling water be an independent part, and turbine oil is another independent part, simple structure, and sealed effectual.
In a preferable scheme, the surface of the cylinder body is provided with an oil inlet and an oil outlet. The structure is simple, and when the cooler is used, oil needing to be cooled enters the middle oil cavity of the cooler barrel through the oil inlet and flows out of the oil outlet after fully exchanging heat with cooling water to derive the cooler.
In a preferred scheme, two fixed disks are respectively welded with the flange plates at two ends of the cylinder body. Simple structure, during the use, adopt the welded mode to replace original double-deck sealing washer sealing mode, cancel original sealing flange, to the outer terminal surface of the disc of fixed copper pipe and the full welding of derivation cooler outer wall, stop the potential safety hazard that probably exists from the design aspect.
In a preferred embodiment, the fixed tray is connected to the upper water tank and the lower water tank, respectively. The structure is simple, and when the cooling water circulation device is used, the round holes on the surface of the fixed disc are aligned and connected with the copper pipes, so that cooling water can circulate with the outside from the upper part water tank and the lower part water tank.
In a preferred scheme, the lower water tank is provided with a water inlet and a water outlet; the copper pipe is a circulating pipeline, one end of the copper pipe is connected with the water inlet, and the other end of the copper pipe is connected with the water outlet. Simple structure, during the use, the cooling water gets into from the water inlet, takes away the heat of the outside oil of copper pipe through copper intraduct, then in the upper portion water tank, at the return circuit copper pipe through the opposite side, the delivery port outflow cooler body in the last process lower part water tank to make the cooling water become an independent part, stopped theoretically with the possibility of oil mixture.
A leakage-proof type derivation bearing cooler comprises a cylinder body, wherein two ends of the cylinder body are connected with flange plates, and the flange plates are connected and matched with a fixed disc; a plurality of copper pipes are arranged in the cylinder body; the surface of the fixed disk is provided with a round hole which is connected and matched with the copper pipe, and the fixed disk is connected with the flange plates at the two ends of the cylinder body through welding. The device improves from the aspect of the sealing mode, adopts the welded mode to replace original double-deck sealing washer sealing mode, with original sealing flange cancellation, the outer terminal surface of the disc of fixed copper pipe and the full welding of derivation cooler outer wall make the cooling water be an independent part, and turbine oil is another independent part, has solved among the prior art cooling water because of the ageing problem of mixing with the oil of sealing washer, has simple structure, sealed effectual characteristics.
Drawings
Fig. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a schematic side view of the present invention.
Fig. 3 is a schematic diagram a of the welding position of the present invention.
Fig. 4 is a schematic diagram B of the welding position of the present invention.
The reference numbers in the figures are: the water tank comprises a barrel body 1, a flange plate 2, a fixed disc 3, a copper pipe 4, an oil inlet 51, an oil outlet 52, an upper water tank 61, a lower water tank 62, a water inlet 63 and a water outlet 64.
Detailed Description
As shown in fig. 1 to 4, a leakage-proof thrust bearing cooler comprises a cylinder 1, wherein flanges 2 are connected to two ends of the cylinder 1, and the flanges 2 are connected and matched with a fixed disc 3; a plurality of copper tubes 4 are arranged in the cylinder 1; the surface of the fixed disk 3 is provided with a round hole to be connected and matched with the copper pipe 4, and the fixed disk 3 is connected with the flange plates 2 at the two ends of the cylinder body 1 through welding. The device improves from the aspect of the sealing mode, adopts the welded mode to replace original double-deck sealing washer sealing mode, cancels original sealing flange, and the outer terminal surface of the disc of fixed copper pipe 4 and the outer wall full weld of derivation cooler make the cooling water be an independent part, and turbine oil is another independent part, simple structure, and sealed effectual.
In a preferred scheme, the surface of the cylinder body 1 is provided with an oil inlet 51 and an oil outlet 52. The structure is simple, when in use, oil needing to be cooled enters the middle oil cavity of the cooler barrel body 1 through the oil inlet 51, and flows out of the oil outlet 52 after fully exchanging heat with cooling water to derive the cooler.
In the preferred scheme, two fixed disks 3 are respectively welded with the flange plates 2 at two ends of the cylinder body 1. Simple structure, during the use, adopt the welded mode to replace original double-deck sealing washer sealing mode, cancel original sealing flange, to the outer terminal surface of the disc of fixed copper pipe 4 and the full welding of derivation cooler outer wall, stop the potential safety hazard that probably exists from the design aspect.
In a preferred embodiment, the fixed pan 3 is connected to the upper water tank 61 and the lower water tank 62, respectively. The structure is simple, and when the cooling water circulation device is used, the round holes on the surface of the fixed disc 3 are aligned and connected with the copper pipes 4, so that cooling water can circulate with the outside from the upper part of the water tank and the lower part of the water tank.
In a preferred scheme, the lower water tank 62 is provided with a water inlet 63 and a water outlet 64; the copper pipe 4 is a circulation pipeline, one end of which is connected with the water inlet 63 and the other end of which is connected with the water outlet 64. Simple structure, during the use, the cooling water gets into from water inlet 63, takes away the heat of the outside oil of copper pipe 4 through copper pipe 4 is inside, then in upper portion water tank 61, at return circuit copper pipe 4 through the opposite side, the delivery port 64 through in the lower part water tank 62 at last flows out the cooler body to make the cooling water become an independent part, stopped theoretically with the possibility of oil mixture.
When the leakage-proof derivation bearing cooler is installed and used, the two ends of the cylinder body 1 are connected with the flange plates 2, and the flange plates 2 are connected and matched with the fixed disc 3; a plurality of copper tubes 4 are arranged in the cylinder 1; the surface of the fixed disk 3 is provided with a round hole to be connected and matched with the copper pipe 4, and the fixed disk 3 is connected with the flange plates 2 at the two ends of the cylinder body 1 through welding. The device improves from the aspect of the sealing mode, adopts the welded mode to replace original double-deck sealing washer sealing mode, cancels original sealing flange, and the outer terminal surface of the disc of fixed copper pipe 4 and the outer wall full weld of derivation cooler make the cooling water be an independent part, and turbine oil is another independent part, simple structure, and sealed effectual.
When the cooler is used, the surface of the cylinder body 1 is provided with an oil inlet 51 and an oil outlet 52, oil to be cooled enters the middle oil cavity of the cooler cylinder body 1 through the oil inlet 51, and flows out of the oil outlet 52 after fully exchanging heat with cooling water to derive the cooler.
When the device is used, the two fixed disks 3 are respectively welded with the flange plates 2 at the two ends of the cylinder body 1, the original double-layer sealing mode is replaced by the welding mode, the original sealing flange is cancelled, the outer end face of the disk for fixing the copper pipe 4 is fully welded with the outer wall of the derivation cooler, and potential safety hazards which may exist are completely eradicated from the aspect of design.
When the cooling water circulation device is used, the fixed disc 3 is respectively connected with the upper water tank 61 and the lower water tank 62, and the round holes on the surface of the fixed disc 3 are aligned and connected with the copper pipes 4, so that cooling water can circulate with the outside from the upper water tank and the lower water tank.
When in use, the lower water tank 62 is provided with a water inlet 63 and a water outlet 64; copper pipe 4 is circulation pipeline, and one end is connected with water inlet 63, and the other end is connected with delivery port 64, and cooling water gets into from water inlet 63, takes away the heat of the outside oil of copper pipe 4 through copper pipe 4 is inside, then in upper portion water tank 61, in return circuit copper pipe 4 through the opposite side, the delivery port 64 through in lower part water tank 62 at last flows out the cooler body to make the cooling water become an independent part, stopped the possibility of mixing with the oil theoretically.
The above embodiments are merely preferred technical solutions of the present invention, and should not be considered as limitations of the present invention, and the features in the embodiments and the examples in the present application may be arbitrarily combined with each other without conflict. The protection scope of the present invention shall be defined by the claims and the technical solutions described in the claims, including the technical features of the equivalent alternatives as the protection scope. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (6)
1. A leakage-proof derivation bearing cooler comprises a cylinder body (1), wherein two ends of the cylinder body (1) are connected with flange plates (2), and the flange plates (2) are connected and matched with a fixed disc (3); a plurality of copper pipes (4) are arranged in the cylinder body (1); the surface of the fixed disc (3) is provided with a round hole which is connected and matched with the copper pipe (4), and the fixed disc is characterized in that: the fixed disc (3) is connected with the flange plates (2) at the two ends of the cylinder body (1) through welding.
2. The leak-proof thrust bearing cooler of claim 1, wherein: an oil inlet (51) and an oil outlet (52) are formed in the surface of the barrel (1).
3. The leak-proof thrust bearing cooler of claim 1, wherein: the number of the fixed disks (3) is two, and the fixed disks are respectively welded with the flange plates at the two ends of the cylinder body (1).
4. The leak-proof thrust bearing cooler of claim 1, wherein: the fixed disc (3) is respectively connected with the upper water tank (61) and the lower water tank (62).
5. The leak-proof thrust bearing cooler of claim 4, wherein: the lower water tank (62) is provided with a water inlet (63) and a water outlet (64).
6. The leak-proof thrust bearing cooler of claim 1, wherein: the copper pipe (4) is a circulating pipeline, one end of the copper pipe is connected with the water inlet (63), and the other end of the copper pipe is connected with the water outlet (64).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922270159.6U CN211314875U (en) | 2019-12-17 | 2019-12-17 | Leakage-proof thrust bearing cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922270159.6U CN211314875U (en) | 2019-12-17 | 2019-12-17 | Leakage-proof thrust bearing cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211314875U true CN211314875U (en) | 2020-08-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922270159.6U Active CN211314875U (en) | 2019-12-17 | 2019-12-17 | Leakage-proof thrust bearing cooler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211314875U (en) |
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2019
- 2019-12-17 CN CN201922270159.6U patent/CN211314875U/en active Active
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