CN219974672U - Self-lubricating water turbine guide vane bearing - Google Patents
Self-lubricating water turbine guide vane bearing Download PDFInfo
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- CN219974672U CN219974672U CN202320516572.XU CN202320516572U CN219974672U CN 219974672 U CN219974672 U CN 219974672U CN 202320516572 U CN202320516572 U CN 202320516572U CN 219974672 U CN219974672 U CN 219974672U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title abstract description 24
- 239000000463 material Substances 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 8
- 238000010030 laminating Methods 0.000 claims description 8
- 239000002344 surface layer Substances 0.000 claims description 7
- 238000005507 spraying Methods 0.000 claims description 6
- 239000010410 layer Substances 0.000 claims description 3
- 230000001050 lubricating effect Effects 0.000 description 18
- 239000007788 liquid Substances 0.000 description 15
- 238000005461 lubrication Methods 0.000 description 8
- 208000032826 Ring chromosome 3 syndrome Diseases 0.000 description 4
- 238000001035 drying Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000013021 overheating Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
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- Hydraulic Turbines (AREA)
Abstract
The utility model discloses a self-lubricating water turbine guide vane bearing, which comprises a chassis, a main shaft, a control ring, a combined disc, a rotating wheel and a self-lubricating guide vane device, wherein the self-lubricating guide vane device is movably clamped between the chassis and the combined disc.
Description
Technical Field
The utility model relates to the field of water conservancy and hydropower, in particular to a self-lubricating water turbine guide vane bearing.
Background
The guide vane is one of the most important parts in the water guide mechanism of the water turbine generator set, and the main function of the guide vane bearing is to fix the axial position of the water turbine generator set and bear radial force and vibration force transmitted by the main shaft of the water turbine;
in the existing water turbine equipment, a direct water flow pushing working mode is adopted, but the overheating and drying phenomena of equipment parts occur often because the rotating wheel of the water turbine rotates at an excessive speed when the water turbine runs, so that the problems of service life reduction of the water turbine or damage of internal parts are caused;
there is therefore an urgent need to redesign a self-lubricating turbine vane bearing to solve the above-mentioned problems.
Disclosure of Invention
Therefore, in order to solve the defects, the utility model provides a self-lubricating water turbine guide vane bearing.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a self-lubricating hydraulic turbine stator bearing, includes chassis, main shaft, control ring, joint dish, runner, self-lubricating stator device activity block is between chassis and joint dish, runner activity block is in the main shaft below, and inside self-lubricating stator device, the control ring sets up in joint dish top, the main shaft sets up in control ring and joint dish inside.
Preferably, the self-lubricating guide vane device comprises a blade, a guide groove, a self-lubricating bearing device and an auxiliary rotating shaft, wherein the guide groove is arranged at the surface layer of the blade, the self-lubricating bearing device is matched with the auxiliary rotating shaft to be movably clamped at two ends of the blade, and the blade is matched with the self-lubricating bearing device to be movably clamped between the combined disc and the chassis.
Preferably, the guide grooves on the surface layer of the blade are at least arranged at four places and distributed at the upper end and the lower end of the blade, and the self-lubricating guide vane device between the combined disc and the chassis is arranged at a plurality of places and is circumferentially distributed between the combined disc and the chassis.
Preferably, the self-lubricating bearing device comprises a connecting ring, a bearing ring, a combined shaft, an auxiliary blade, a bearing plate and a self-lubricating nozzle, wherein the auxiliary blade is fixedly connected between the connecting ring and the bearing ring, the central position of the bearing ring is provided with the combined shaft, the self-lubricating nozzle is arranged inside the bearing ring, the bearing plate is fixedly connected below the bearing ring, the connecting ring is connected with the auxiliary rotating shaft, and the bearing plate is arranged inside the chassis and the combined disc.
Preferably, the self-lubricating bearing device is at least provided with seven parts and surrounds between the bearing ring and the connecting ring, the bearing ring is of a polygonal structure, and each side of the outer part of the polygonal structure is at least provided with three self-lubricating nozzles.
Preferably, the self-lubricating mouth includes feed inlet, body, laminating pipe, spouts material way, fixed block, reposition of redundant personnel piece, passage, the feed inlet sets up at the body afterbody, laminating pipe fixed connection is at the inside front end position of body, laminating intraduct is provided with spouts the material way, fixed block bolted connection is inside the body, and is connected laminating pipe and reposition of redundant personnel piece, reposition of redundant personnel piece is built in the fixedly connected at the fixed block rear, the passage sets up in the feed inlet the place ahead, and fixed connection is at reposition of redundant personnel piece rear.
Preferably, the auxiliary rotating shaft comprises an outer shaft clamping ring, an inner shaft clamping ring, a shaft wheel, a linkage ring and a sliding groove, wherein the shaft wheel is movably clamped inside the linkage ring, the outer shaft clamping ring is matched with the shaft wheel to be connected with the inner shaft clamping ring, the sliding groove is formed in the top layer of the inner shaft clamping ring, and the shaft wheel is matched with the sliding groove to be movably clamped above the inner shaft clamping ring.
Preferably, a gap is further arranged between the outer shaft snap ring and the inner shaft snap ring, a plurality of positions are arranged on the shaft wheel inside the linkage ring, the movable snap ring is arranged between the inner shaft snap ring and the outer shaft snap ring, and the inner shaft snap ring is matched with the connecting ring of the self-lubricating bearing device.
The utility model has the beneficial effects that:
according to the utility model, when the water turbine is required to be operated, equipment in the water turbine is driven to operate, wherein the water turbine can overheat and dry the equipment due to too high speed during operation, and at the moment, the self-lubricating guide vane device between the chassis and the combined disc can automatically lead out lubricating liquid to perform lubricating treatment on the equipment, so that the lubricating liquid flows to the guide grooves of the blades, the lubricating liquid can be uniformly dispersed out through the guide grooves, the self-lubricating treatment work of the blades is improved, parts such as a runner of the equipment are protected, and the problem of equipment damage or service life reduction due to overheating is prevented.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic illustration of a self-lubricating vane device of the present utility model;
FIG. 3 is a schematic view of the self-lubricating bearing unit of the present utility model;
FIG. 4 is a schematic elevational cross-sectional view of the self-lubricating nozzle of the present utility model;
FIG. 5 is a schematic cross-sectional view of the auxiliary shaft of the present utility model.
Wherein: chassis-1, main shaft-2, control ring-3, joint disk-4, runner-5, self-lubricating guide vane device-6, blade-61, guide slot-62, self-lubricating bearing device-63, auxiliary rotating shaft-64, connecting ring-631, bearing ring-632, joint shaft-633, auxiliary blade-634, bearing plate-635, self-lubricating nozzle-636, feed inlet-6361, pipe body-6362, fitting pipe-6363, spraying channel-6364, fixing block-6365, diversion block-6366, guide pipe-6367, outer shaft snap ring-641, inner shaft snap ring-642, shaft wheel-643, linkage ring-644, and chute-645.
Detailed Description
In order to further explain the technical scheme of the utility model, the following is explained in detail through specific examples.
Referring to fig. 1, the utility model provides a self-lubricating water turbine guide vane bearing, which comprises a chassis 1, a main shaft 2, a control ring 3, a combined disc 4, a rotating wheel 5 and a self-lubricating guide vane device 6;
the self-lubricating guide vane device 6 is movably clamped between the chassis 1 and the combined disc 4, the rotating wheel 5 is movably clamped below the main shaft 2, the control ring 3 is arranged above the combined disc 4 in the self-lubricating guide vane device 6, the main shaft 2 is arranged in the control ring 3 and the combined disc 4, and when a water turbine needs to be operated, equipment in the water turbine is driven to operate by driving;
the hydraulic turbine can lead to equipment overheat and dryness because of too fast during operation, and self-lubricating guide vane device 6 between chassis 1 and joint dish 4 can derive lubricating liquid automatically and carry out lubricating treatment at this moment, protects parts such as runner 5 of equipment, prevents because overheated problem that leads to equipment damage or life-span to reduce.
Referring to fig. 2, in this embodiment, the self-lubricating guide vane device 6 includes a blade 61, a guide groove 62, a self-lubricating bearing device 63, and an auxiliary rotating shaft 64, the guide groove 62 is disposed at a surface layer of the blade 61, the self-lubricating bearing device 63 is movably clamped at two ends of the blade 61 in cooperation with the auxiliary rotating shaft 64, and the blade 61 is movably clamped between the joint disc 4 and the chassis 1 in cooperation with the self-lubricating bearing device 63;
the guide grooves 62 on the surface layer of the blade 61 are arranged everywhere and distributed at the upper end and the lower end of the blade 61, the self-lubricating guide vane device 6 between the combined disc 4 and the chassis 1 is arranged in a plurality of places and is circumferentially distributed between the two, wherein the number of the self-lubricating guide vane device 6 and the number of the guide grooves 62 on the blade 61 are not particularly limited, and are mainly increased or reduced according to actual conditions;
when the rotating wheel 5 is in operation, the blades 61 of the self-lubricating guide vane device 6 outside the rotating wheel can swing due to the cooperation of the auxiliary rotating shaft 64 and the self-lubricating bearing device 63, at the moment, the self-lubricating bearing device 63 can generate lubricating liquid to flow onto the guide grooves 62 of the blades 61 along the auxiliary rotating shaft 64, and the lubricating liquid can be uniformly dispersed out through the guide grooves 62, so that the rotating wheel 5 and other parts can be contacted, and the problems that equipment can be dry and the operation efficiency is low in operation are solved.
Referring to fig. 3, in this embodiment, the self-lubricating bearing device 63 includes a connection ring 631, a bearing ring 632, a joint shaft 633, an auxiliary vane 634, a bearing plate 635, and a self-lubricating nozzle 636, wherein the auxiliary vane 634 is fixedly connected between the connection ring 631 and the bearing ring 632, the joint shaft 633 is disposed at the center of the bearing ring 632, the self-lubricating nozzle 636 is disposed inside the bearing ring 632, the bearing plate 635 is fixedly connected below the bearing ring 632, the connection ring 631 is connected with the auxiliary rotating shaft 64, and the bearing plate 635 is disposed inside the chassis 1 and the joint disc 4;
in this embodiment, the auxiliary blades 634 are provided with seven parts and encircle between the bearing ring 632 and the connecting ring 631, so that the lubrication liquid led out by the self-lubrication nozzles 636 of the bearing ring 632 can be better dispersed, the dispersion efficiency is improved, the parts are replaced and contacted with the lubrication liquid, the bearing ring 632 is of a polygonal structure, each side of the exterior of the polygonal structure is provided with three self-lubrication nozzles 636, the number of the self-lubrication nozzles 636 and the auxiliary blades 634 is not particularly limited, the lubrication area and the number can be increased or reduced according to the requirement, the position of the self-lubrication nozzles 636 can be better increased or reduced by the bearing ring 632 of the polygonal structure, and the contact area is improved.
Referring to fig. 4, in this embodiment, a self-lubricating nozzle 636 includes a feeding hole 6361, a tube 6362, a fitting tube 6363, a spraying channel 6364, a fixing block 6365, a dividing block 6366, and a guiding tube 6367, wherein the feeding hole 6361 is disposed at the tail of the tube 6362, the fitting tube 6363 is fixedly connected at the front end position inside the tube 6362, the spraying channel 6364 is disposed inside the fitting tube 6363, the fixing block 6365 is connected inside the tube 6362 by a bolt, and the fitting tube 6363 is connected with the dividing block 6366;
in this embodiment, the flow dividing block 6366 is fixedly connected to the rear of the fixed block 6365, the material guiding pipe 6367 is disposed in front of the material inlet 6361 and is fixedly connected to the rear of the flow dividing block 6366, firstly, the lubricating liquid is led in from the material inlet 6361, enters the inside of the pipe body 6362 along the material guiding pipe 6367 and is then split by the flow dividing block 6366, so that the lubricating liquid forms two flow forces, the lubricating liquid can be better led out, and finally the lubricating liquid is sprayed onto the blade 61 and the auxiliary rotating shaft 64 through the material spraying channel 6364 of the attaching pipe 6363.
Referring to fig. 5, in this embodiment, the auxiliary rotating shaft 64 includes an outer shaft collar 641, an inner shaft collar 642, a shaft wheel 643, a linkage ring 644, and a chute 645, wherein the shaft wheel 643 is movably clamped inside the linkage ring 644, the outer shaft collar 641 is connected with the inner shaft collar 642 by matching with the shaft wheel 643, the chute 645 is arranged on the top layer of the inner shaft collar 642, and the shaft wheel 643 is movably clamped above the inner shaft collar 642 by matching with the chute 645;
still be provided with the clearance between outer axle snap ring 641 and the interior axle snap ring 642, wherein, be provided with the clearance and make the leading-in auxiliary rotating shaft 64 of lubrication fluid, thereby improve auxiliary rotating shaft 64's auxiliary swing ability, accelerate the lubricated effect of self-lubricating stator device 6, the inside arbor wheel 643 of linkage ring 644 is provided with many places, and the activity snap ring is between interior axle snap ring 642 and outer axle snap ring 641, interior axle snap ring 642 cooperatees with the go-between 631 of self-lubricating bearing ware 63, the setting of arbor wheel 643 can improve the swing effect of further improvement auxiliary rotating shaft 64, thereby improve the self-lubricating processing work of paddle 61, avoid the equipment to dry the problem that leads to the damage because of excessive operation.
The working principle is as follows:
when the water turbine is required to be operated, equipment in the water turbine is driven to operate by driving, wherein the phenomenon of overheating and drying of the equipment occurs due to the too high speed of the water turbine during operation, at the moment, the self-lubricating guide vane device 6 between the chassis 1 and the combined disc 4 is provided with four guide grooves 62 on the surface layer of the self-lubricating bearing device blades 61 in the self-lubricating guide vane device, and the guide grooves are distributed at the upper end and the lower end of the blades 61,
the self-lubricating guide vane device 6 between the combined disc 4 and the chassis 1 in the self-lubricating guide vane device 6 is provided with a plurality of positions and is circumferentially distributed and installed between the two, wherein the number of the self-lubricating guide vane device 6 and the guide grooves 62 on the blades 61 of the self-lubricating guide vane device is not particularly limited, and the number of the self-lubricating guide vane device is mainly increased or reduced according to actual conditions;
when the rotating wheel 5 is in operation, the blades 61 of the self-lubricating guide vane device 6 outside the rotating wheel can perform swinging work due to the cooperation of the auxiliary rotating shaft 64 and the self-lubricating bearing device 63,
the auxiliary vane 634 of the self-lubricating bearing device is provided with seven parts, and surrounds the bearing ring 632 and the connecting ring 631, so that the lubricating liquid led out from the self-lubricating nozzle 636 of the bearing ring 632 can be better dispersed, the dispersing efficiency is improved, the parts are replaced and contacted with the lubricating liquid,
but the bearing ring 632 is of a polygonal structure, and each side of the exterior of the polygonal structure is provided with three self-lubricating nozzles 636, wherein the number of the self-lubricating nozzles 636 and the auxiliary blades 634 is not particularly limited, the area and the number of the self-lubricating nozzles 634 can be increased or decreased according to the need, the bearing ring 632 of the polygonal structure can better increase or decrease the positions of the self-lubricating nozzles 636, improve the contact area,
at this time, the self-lubricating bearing 63 generates lubricating fluid along the auxiliary rotating shaft 64, and a gap is provided between the outer shaft collar 641 and the inner shaft collar 642 of the auxiliary rotating shaft 64, wherein the gap is provided to enable the lubricating fluid to be introduced into the auxiliary rotating shaft 64, thereby improving the auxiliary swinging capability of the auxiliary rotating shaft 64, accelerating the lubricating effect of the self-lubricating guide vane device 6, the shaft wheel 643 inside the linkage ring 644 is provided with a plurality of positions, and the movable collar is provided between the inner shaft collar 642 and the outer shaft collar 641,
finally, the inner shaft snap ring 642 is matched with the connecting ring 631 of the self-lubricating bearing 63, and the swinging effect of the auxiliary rotating shaft 64 can be further improved by the arrangement of the shaft wheel 643, so that lubricating liquid can be uniformly dispersed out of the guide groove 62 of the blade 61 by the guide groove 62, the self-lubricating treatment work of the blade 61 is improved, and the problem that equipment is damaged due to excessive running and drying is avoided.
The foregoing is merely a preferred example of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (8)
1. The utility model provides a self-lubricating hydraulic turbine stator bearing which characterized in that: including chassis (1), main shaft (2), control ring (3), joint dish (4), runner (5), self-lubricating guide vane device (6) activity block is between chassis (1) and joint dish (4), runner (5) activity block is in main shaft (2) below, and inside self-lubricating guide vane device (6), control ring (3) set up in joint dish (4) top, main shaft (2) set up inside control ring (3) and joint dish (4).
2. The self-lubricating turbine vane bearing of claim 1, wherein: the self-lubricating guide vane device (6) comprises a blade (61), a guide groove (62), a self-lubricating bearing device (63) and an auxiliary rotating shaft (64), wherein the guide groove (62) is arranged at the surface layer of the blade (61), the self-lubricating bearing device (63) is matched with the auxiliary rotating shaft (64) to be movably clamped at two ends of the blade (61), and the blade (61) is matched with the self-lubricating bearing device (63) to be movably clamped between the combined disc (4) and the chassis (1).
3. The self-lubricating turbine vane bearing of claim 2, wherein: the guide grooves (62) on the surface layers of the paddles (61) are at least arranged at four places and distributed at the upper end and the lower end of the paddles (61), and the self-lubricating guide vane device (6) between the combined disc (4) and the chassis (1) is arranged at a plurality of places and distributed between the two places in a surrounding mode.
4. The self-lubricating turbine vane bearing of claim 2, wherein: the self-lubricating bearing device (63) comprises a connecting ring (631), a bearing ring (632), a joint shaft (633), an auxiliary blade (634), a bearing plate (635) and a self-lubricating nozzle (636), wherein the auxiliary blade (634) is fixedly connected between the connecting ring (631) and the bearing ring (632), the joint shaft (633) is arranged at the central position of the bearing ring (632), the self-lubricating nozzle (636) is arranged inside the bearing ring (632), the bearing plate (635) is fixedly connected below the bearing ring (632), the connecting ring (631) is connected with an auxiliary rotating shaft (64), and the bearing plate (635) is arranged inside a chassis (1) and a joint disc (4).
5. The self-lubricating turbine vane bearing of claim 4, wherein: the self-lubricating bearing device (63) is at least provided with seven parts and surrounds between the bearing ring (632) and the connecting ring (631), the bearing ring (632) is of a polygonal structure, and each side outside the polygonal structure is at least provided with three self-lubricating nozzles (636).
6. The self-lubricating turbine vane bearing of claim 4, wherein: the self-lubricating nozzle (636) comprises a feed inlet (6361), a pipe body (6362), a laminating pipe (6363), a spraying channel (6364), a fixed block (6365), a distributing block (6366) and a material guiding pipe (6367), wherein the feed inlet (6361) is arranged at the tail of the pipe body (6362), the laminating pipe (6363) is fixedly connected at the front end position inside the pipe body (6362), the spraying channel (6364) is arranged inside the laminating pipe (6363), the fixed block (6365) is connected inside the pipe body (6362) through bolts, the laminating pipe (6363) is connected with the distributing block (6366), the distributing block (6366) is fixedly connected behind the fixed block (6365), and the material guiding pipe (6367) is arranged in front of the feed inlet (6361) and is fixedly connected behind the distributing block (6366).
7. The self-lubricating turbine vane bearing of claim 4, wherein: the auxiliary rotating shaft (64) comprises an outer shaft clamping ring (641), an inner shaft clamping ring (642), a shaft wheel (643), a linkage ring (644) and a sliding groove (645), wherein the shaft wheel (643) is movably clamped inside the linkage ring (644), the outer shaft clamping ring (641) is matched with the shaft wheel (643) to be connected with the inner shaft clamping ring (642), the sliding groove (645) is formed in the top layer of the inner shaft clamping ring (642), and the shaft wheel (643) is matched with the sliding groove (645) to be movably clamped above the inner shaft clamping ring (642).
8. The self-lubricating turbine vane bearing of claim 7, wherein: a gap is further arranged between the outer shaft clamping ring (641) and the inner shaft clamping ring (642), a plurality of positions are arranged on the shaft wheel (643) inside the linkage ring (644), the movable clamping ring is arranged between the inner shaft clamping ring (642) and the outer shaft clamping ring (641), and the inner shaft clamping ring (642) is matched with the connecting ring (631) of the self-lubricating bearing device (63).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320516572.XU CN219974672U (en) | 2023-03-16 | 2023-03-16 | Self-lubricating water turbine guide vane bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320516572.XU CN219974672U (en) | 2023-03-16 | 2023-03-16 | Self-lubricating water turbine guide vane bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219974672U true CN219974672U (en) | 2023-11-07 |
Family
ID=88594751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320516572.XU Active CN219974672U (en) | 2023-03-16 | 2023-03-16 | Self-lubricating water turbine guide vane bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219974672U (en) |
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2023
- 2023-03-16 CN CN202320516572.XU patent/CN219974672U/en active Active
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