CN213235311U - Generator air supplement pipe drainage device - Google Patents
Generator air supplement pipe drainage device Download PDFInfo
- Publication number
- CN213235311U CN213235311U CN202022054264.9U CN202022054264U CN213235311U CN 213235311 U CN213235311 U CN 213235311U CN 202022054264 U CN202022054264 U CN 202022054264U CN 213235311 U CN213235311 U CN 213235311U
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- generator
- pipe
- push
- pressure plate
- upper pressure
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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Abstract
The utility model discloses a drainage device of a generator air supplement pipe, which comprises a rotating shaft air supplement pipe and a generator hood floor; the air inlet of the rotating shaft air supplement pipe penetrates through the generator hood floor and is positioned above the generator hood floor; an annular supporting plate is arranged above the generator hood floor; the upper side of the annular supporting plate is provided with a guide rod and a push-pull rod; an upper pressure plate is arranged at the air inlet of the rotating shaft air supplementing pipe; the upper end of the guide rod and the output shaft of the push-pull rod are both connected with the upper pressure plate; the upper end of the guide rod and the joint of the push-pull rod output shaft and the upper pressure plate are provided with threaded caps; the upper pressure plate is provided with a flow guide pipe; the guide pipe is communicated with the rotating shaft air supplementing pipe. Through setting up the honeycomb duct, will follow the water drainage that pivot air supplement pipe emits to seepage drainage sump pit, prevent that big axle air supplement pipe from flowing into the generator top, effectively prevent that the generator top from intaking.
Description
Technical Field
The utility model belongs to the technical field of the generator equipment, especially, relate to a generator air supplement pipe drainage device.
Background
The hydraulic generator is a generator which takes a hydraulic turbine as a prime mover to convert water energy into electric energy. When water flows through the water turbine, water energy is converted into mechanical energy, and a rotating shaft of the water turbine drives a rotor of the generator to convert the mechanical energy into electric energy for output. Is the main power equipment for generating electric energy in a hydropower station. When the water level is lowered in a reservoir flood season, flood discharge and sand discharge are carried out, the water turbine generator set needs to be stopped and sand avoidance, and when the water turbine generator set is in a stopped state or in a starting process, a tail water pipe of the set is blocked by sand, so that the phenomenon of water outflow of a large-shaft air supply pipe exists, and accident potential of a water flooded generator is easily caused. However, according to the actual water-emitting site, the water emitted from the large-axis air supply pipe comes from tail water.
SUMMERY OF THE UTILITY MODEL
To the problem in the background art, the utility model aims to provide a generator air supplement pipe drainage device, through setting up the honeycomb duct, will follow the water drainage that pivot air supplement pipe emits to seepage drainage sump pit, prevent that big axle air supplement pipe from flowing out water and get into the generator top, effectively prevent that the generator top from intaking.
The utility model provides a following technical scheme:
a generator air supplement pipe drainage device comprises a rotating shaft air supplement pipe and a generator hood floor; the air inlet of the rotating shaft air supplement pipe penetrates through the generator hood floor and is positioned above the generator hood floor; an annular supporting plate is arranged above the generator hood floor; the upper side of the annular supporting plate is provided with a guide rod and a push-pull rod; an upper pressure plate is arranged at the air inlet of the rotating shaft air supplementing pipe; the upper end of the guide rod and the output shaft of the push-pull rod are both connected with the upper pressure plate; the upper end of the guide rod and the joint of the push-pull rod output shaft and the upper pressure plate are provided with threaded caps; the upper pressure plate is provided with a flow guide pipe; the guide pipe is communicated with the rotating shaft air supplementing pipe.
Preferably, the push-pull rods are electromagnetic push-pull rods, the number of the push-pull rods is at least 3, and threaded caps are arranged on the upper side and the lower side of the joint of the output shaft of the push-pull rod and the upper pressing plate.
Preferably, the upper side and the lower side of the joint of the upper end of the guide rod and the upper pressure plate are both provided with threaded caps.
Preferably, a sensor is arranged on the upper side of the annular support plate; the sensor is a position sensor.
Preferably, a sealing plate is arranged on the lower side of the upper pressure plate; the upper pressure plate and the sealing plate have the same structure and the same diameter.
Preferably, the honeycomb duct is the U-shaped structure, honeycomb duct is two at least.
Preferably, the number of the guide rods is at least 3, and the guide rods are uniformly arranged around the axis of the rotating shaft air supply pipe.
Preferably, the upper pressure plate is provided with a first through hole and a second through hole, the push-pull rod output shaft is located in the first through hole, and the guide rod is located in the second through hole.
Preferably, the sensor and the push-pull rod are both electrically connected with the processor.
Preferably, an elastic sealing ring is arranged at the contact position of the annular supporting plate and the rotating shaft air supplementing pipe, and the elastic sealing ring is made of materials including but not limited to rubber.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) the utility model relates to a generator air supplement pipe drainage device, through setting up the honeycomb duct, when the dabber air supplement pipe water logging, can prevent dabber air supplement pipe water logging entering generator top from getting into generator top with the log raft discharge to seepage drainage sump pit that emits, effectively prevent that the generator top from intaking.
(2) The utility model relates to a generator air supplement pipe drainage device through setting up the closing plate, has increased the tightness between device and the pivot air supplement pipe, and the effectual rivers that prevent overflow pivot air supplement pipe has improved the work efficiency of device.
(3) The utility model relates to a generator air supplement pipe drainage device, through setting up the sensor, when hydroelectric set shut down, the sensor transmits the hydraulic generator rotational speed to the treater for the off-state, treater control electromagnetism push-and-pull rod withdraws the top board, compresses tightly the main shaft air supplement pipe, plays sealed effect, keeps the off-state, at this moment, if the main shaft air supplement pipe has water to emerge, then will overflow water conservancy diversion to the drain pipe through the honeycomb duct, arrange to the seepage sump pit, prevent effectively that the generator top from intaking.
(4) The utility model relates to a generator air supplement pipe drainage device through setting up guide bar and screw cap, in the non-flood season, can fix the top board in the jack-up position, prevents that the top board from falling down, guarantees the tonifying qi volume when hydraulic generator moves.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a main schematic diagram of the present invention.
Fig. 2 is a schematic cross-sectional view of the present invention.
Fig. 3 is a schematic view of the upper platen of the present invention.
In the figure: 1. a generator hood floor; 2. an annular support plate; 3. a guide bar; 4. a threaded cap; 5. a sealing plate; 6. an upper pressure plate; 7. a flow guide pipe; 8. a push-pull rod; 9. a sensor; 10. the rotating shaft air supplement pipe; 11. a first through hole; 12. a second via.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention will be combined to clearly and completely describe the technical solutions of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-3, a generator air supply pipe drainage device comprises a rotating shaft air supply pipe 10 and a generator hood floor 1; an air inlet of the rotating shaft air supplement pipe 10 penetrates through the generator hood floor 1 and is positioned above the generator hood floor 1; an annular support plate 2 is arranged above the generator hood floor 1, and a rotating shaft air supplement pipe 10 is positioned in a circular hole of the annular support plate 2; the upper side of the annular supporting plate 2 is provided with a guide rod 3 and a push-pull rod 8; an upper pressing plate 6 is arranged at the air inlet of the rotating shaft air supplementing pipe 10; the upper end of the guide rod 3 and the output shaft of the push-pull rod 8 are both connected with the upper pressure plate 6; a threaded cap 4 is arranged at the joint of the upper end of the guide rod 3 and the output shaft of the push-pull rod 8 with the upper pressure plate 6, and the threaded cap 4 is used for fixing the upper pressure plate 6; the upper pressure plate 6 is provided with a flow guide pipe 7; honeycomb duct 7 and pivot air supplement pipe 10 intercommunication, when pivot air supplement pipe 10 ponding, rivers pass through honeycomb duct 7 and discharge to seepage drainage sump pit, prevent that the dabber air supplement pipe ponding from getting into the generator top, effectively prevent that the generator top from intaking.
The push-pull rods 8 are electromagnetic push-pull rods, the number of the push-pull rods 8 is at least 3, threaded caps 4 are arranged on the upper side and the lower side of the joint of the output shaft of the push-pull rods 8 and the upper pressing plate 6, and the push-pull rods 8 are uniformly arranged around the axis of the rotating shaft air supplementing pipe 10.
The upper and lower both sides of the junction of guide bar 3 upper end and top board 6 all are provided with screw cap 4, easily fixed top board 6, convenient to use, easy operation.
A sensor 9 is arranged on the upper side of the annular supporting plate 2; the sensor 9 is a position sensor, and the sensor 9 judges that the generator is in a starting state and a stopping state through a peristaltic signal of the measuring device, so that the stretching of the push-pull rod 8 is controlled; when the generator is in a starting-up state, the push-pull rod 8 jacks the upper pressure plate 6, and when the generator is in a stopping state, the push-pull rod 8 contracts, and the upper pressure plate 6 compresses the rotating shaft air supplementing pipe 10.
A sealing plate 5 is arranged on the lower side of the upper pressure plate 6; the upper pressure plate 6 and the sealing plate 5 have the same structure and the same diameter. The draft tube 7 is U-shaped structure, the draft tube 7 is two at least, and the lower extreme of draft tube 7 communicates with pivot air supplement pipe 10.
The number of the guide rods 3 is at least 3, and the guide rods 3 are uniformly arranged around the axis of the rotating shaft air supplementing pipe 10. The upper pressure plate 6 is provided with a first through hole 11 and a second through hole 12, the output shaft of the push-pull rod is positioned in the first through hole 11, and the guide rod is positioned in the second through hole 12. The sensor and the push-pull rod are electrically connected with the processor.
The contact position of the annular supporting plate 2 and the rotating shaft air supplement pipe 10 is provided with an elastic sealing ring, the elastic sealing ring is made of rubber, and the rotating shaft air supplement pipe 10 and the annular supporting plate 2 are effectively protected from being damaged.
The working principle is as follows: in the non-flood season, the device quits operation, the upper pressing plate 6 is fixed at the jacking position through the guide rod 3 and the threaded cap 4, the upper pressing plate 6 is prevented from falling, and the air compensation amount of the hydraulic generator in operation is ensured; in the flood season, the water turbine generator set operates: the hydraulic generator set is started, the processor receives a peristaltic signal of the hydraulic generator set, and controls the push-pull rod 8 to jack the upper pressing plate 6 for 5cm and keep the upper pressing plate in an open state; when hydroelectric set off-state, the treater receives the hydraulic generator rotational speed and is "0" signal, and generating set is in off-state promptly, and the treater control push-and-pull rod 8 withdraws upper press plate 6, compresses tightly big axle air supplement pipe, plays sealed effect, keeps the off-state, and at this moment, if pivot air supplement pipe 10 has water to emerge, then through honeycomb duct 7 with the water outflow water conservancy diversion to the drain pipe, arrange the seepage sump pit, effectively prevent that the generator top from intaking. During the jacking and retracting processes of the push-pull rod 8, the threaded cap 4 on the guide rod 3 needs to be removed or the threaded cap 4 on the guide rod 3, which is positioned on the upper side of the upper pressure plate 6, needs to be moved a certain distance so as not to interfere with the movement of the upper pressure plate 6.
The device that obtains through above-mentioned technical scheme is a generator air supplement pipe drainage device, through setting up honeycomb duct 7, will follow the water drainage that pivot air supplement pipe 10 spilt to seepage drainage sump pit, prevents that big axle air supplement pipe from flowing water and gets into the generator top, effectively prevents that the generator top from intaking.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art; any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A generator air supplement pipe drainage device comprises a rotating shaft air supplement pipe (10) and a generator hood floor (1); the generator hood is characterized in that an air inlet of the rotating shaft air supplement pipe (10) penetrates through a generator hood floor (1) and is positioned above the generator hood floor (1); an annular supporting plate (2) is arranged above the generator hood floor (1); a guide rod (3) and a push-pull rod (8) are arranged on the upper side of the annular supporting plate (2); an upper pressure plate (6) is arranged at the air inlet of the rotating shaft air supplementing pipe (10); the upper end of the guide rod (3) and the output shaft of the push-pull rod (8) are both connected with the upper pressure plate (6); a threaded cap (4) is arranged at the connection part of the upper end of the guide rod (3) and the output shaft of the push-pull rod (8) and the upper pressure plate (6); the upper pressure plate (6) is provided with a flow guide pipe (7); the guide pipe (7) is communicated with the rotating shaft air supplementing pipe (10).
2. The generator air supply pipe drainage device according to claim 1, wherein the push-pull rods (8) are electromagnetic push-pull rods, the number of the push-pull rods (8) is at least 3, and the upper side and the lower side of the connection part of the output shaft of the push-pull rod (8) and the upper pressure plate (6) are provided with threaded caps (4).
3. The generator air supply pipe drainage device according to claim 1, characterized in that the upper and lower sides of the connection of the upper end of the guide rod (3) and the upper pressure plate (6) are provided with threaded caps (4).
4. The generator air supply pipe drainage device according to claim 1, characterized in that a sensor (9) is arranged on the upper side of the annular support plate (2); the sensor (9) is a position sensor.
5. The generator air supply pipe drainage device according to claim 1, characterized in that a sealing plate (5) is arranged on the lower side of the upper pressure plate (6); the upper pressure plate (6) and the sealing plate (5) have the same structure and the same diameter.
6. The generator air supply pipe drainage device according to claim 1, wherein the flow guide pipe (7) is of a U-shaped structure, and the number of the flow guide pipes (7) is at least two.
7. The generator air supply pipe drainage device according to claim 1, characterized in that the number of the guide rods (3) is at least 3, and the guide rods (3) are uniformly arranged around the axis of the rotating air supply pipe (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022054264.9U CN213235311U (en) | 2020-09-18 | 2020-09-18 | Generator air supplement pipe drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022054264.9U CN213235311U (en) | 2020-09-18 | 2020-09-18 | Generator air supplement pipe drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213235311U true CN213235311U (en) | 2021-05-18 |
Family
ID=75876202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022054264.9U Expired - Fee Related CN213235311U (en) | 2020-09-18 | 2020-09-18 | Generator air supplement pipe drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213235311U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112031981A (en) * | 2020-09-18 | 2020-12-04 | 张宏杰 | Generator main shaft air supplement pipe drainage system |
-
2020
- 2020-09-18 CN CN202022054264.9U patent/CN213235311U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112031981A (en) * | 2020-09-18 | 2020-12-04 | 张宏杰 | Generator main shaft air supplement pipe drainage system |
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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: 20210518 Termination date: 20210918 |
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| CF01 | Termination of patent right due to non-payment of annual fee |