CN215170500U - Oil supply head for vertical axial-flow propeller type water turbine generator set - Google Patents
Oil supply head for vertical axial-flow propeller type water turbine generator set Download PDFInfo
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- CN215170500U CN215170500U CN202120616306.5U CN202120616306U CN215170500U CN 215170500 U CN215170500 U CN 215170500U CN 202120616306 U CN202120616306 U CN 202120616306U CN 215170500 U CN215170500 U CN 215170500U
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- support frame
- lead screw
- oil
- connecting pipe
- vertical axial
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 13
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 239000003921 oil Substances 0.000 description 39
- 230000000694 effects Effects 0.000 description 10
- 238000007789 sealing Methods 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 3
- 238000010030 laminating Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000346 nonvolatile oil Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
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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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- Hydraulic Turbines (AREA)
Abstract
The utility model discloses an oil receiver for vertical axial compressor oar formula hydraulic generator set that changes, be fixed with the go-between on the oil pipe main part outer wall that returns, it has many first lead screws to penetrate to display the screw thread on the go-between, the quantity that sets up of first lead screw is the same with the bolt quantity on the ring flange, first lead screw is close to ring flange one end and is connected with first locking piece, first locking piece terminal surface is just to the bolt setting on the ring flange, be equipped with 1 support frame that extends to connecting pipe one side directly over every first lead screw, the bottom of support frame is fixed on the go-between, be located and be fixed with 1 slider on every support frame of connecting pipe one side, vertical slip has penetrated the pull rod in the slider, the top fixedly connected with arm-tie of pull rod, the bottom horizontal thread of pull rod has penetrated the second lead screw, the second lead screw is close to ring flange one end and is connected with the second locking piece. The oil supply head structure solves the problem that oil leakage is caused by looseness of bolts on the flange.
Description
Technical Field
The utility model relates to an oil-supply head structure, especially an oil-supply head for vertical axial compressor rotary paddle formula hydroelectric set.
Background
The oil receiver is an important part of the water turbine and mainly used for introducing pressure oil of a speed regulating system into a rotating operation oil pipe from a fixed oil pipe and transmitting the pressure oil to the paddle servomotor to timely and effectively adjust the opening of the paddles, so that the unit always runs under a cooperative working condition. The floating tile in the oil receiver mainly plays a role in sealing pressure oil, and the sealing performance of the floating tile plays an important role in safe and reliable operation of the unit.
The oil receiver for the vertical axial-flow rotating paddle type water turbine generator set disclosed in the Chinese utility model patent application publication specification CN207701273U is an oil receiver specially developed according to the structural characteristics of the vertical axial-flow rotating paddle type water turbine generator set, and is characterized in that the oil receiver can effectively prevent sundries from entering the rotating clearance of a floating tile, protects the sealing surface of the floating tile and an operation oil pipe from being abraded by slag inclusion, prolongs the service life of the floating tile and ensures the safe and stable operation of the generator set. This structural style surrounds operation oil pipe, and the bulge processing that exposes floating tile clamp plate has the slope of preventing the foreign matter to be detained, under operation oil pipe's rotation effect, be difficult for being drawn into the floating tile sealing surface with the foreign matter, increase "O" type sealing washer in bulge and floating tile clamp plate department simultaneously, prevent that the foreign matter deposit from influencing the activity of floating tile between floating tile and clamp plate, however, this an oil receiver for vertical axial compressor commentaries on classics oar formula hydraulic generator set, the oil return opening adopts the flange to connect, generating set can vibrate when the electricity generation, make the bolt on the flange not hard up, cause revealing of oil.
Disclosure of Invention
An object of the utility model is to provide an oil-supply head for vertical axial compressor adjustable pitch formula hydroelectric set. The oil supply head structure solves the problem that oil leakage is caused by looseness of bolts on the flange.
The technical scheme of the utility model: an oil receiver for a vertical axial-flow propeller-rotating type water turbine generator set comprises an oil return pipe main body and a connecting pipe, wherein flanges are arranged at the end parts of the oil return pipe main body and the connecting pipe, a plurality of bolts are fixedly arranged on the flanges so as to fixedly connect the oil return pipe main body and the connecting pipe together, a connecting ring is fixed on the outer wall of the oil return pipe main body, a plurality of first lead screws penetrate through the display threads on the connecting ring, the number of the first lead screws is the same as that of the bolts on the flanges, one end, close to the flanges, of each first lead screw is connected with a first locking block, the end face of each first locking block is opposite to the bolts on the flanges, 1 support frame extending to one side of the connecting pipe is arranged right above each first lead screw, the bottom of each support frame is fixed on the connecting ring, 1 sliding block is fixed on each support frame positioned on one side of the connecting pipe, and a pull rod penetrates through the sliding blocks in a vertical direction, the top fixedly connected with arm-tie of pull rod, the horizontal screw thread of bottom of pull rod has penetrated the second lead screw, and the second lead screw is close to ring flange one end and is connected with the second latch segment, and when the arm-tie supported on the carriage top surface, the bolt on the ring flange was just to the second latch segment terminal surface.
In the oil supply head for the vertical axial-flow adjustable-paddle type water turbine generator set, a first knob is arranged at one end, away from the first locking block, of the first screw rod, and a second knob is arranged at one end, away from the second locking block, of the second screw rod.
In the oil receiver for the vertical axial-flow Kaplan type water turbine generator set, a slide way is arranged in the support frame, a slide block is connected in the slide way in a sliding manner, a guide rod is horizontally and fixedly connected to the end face of the slide block facing the length direction of the connecting pipe, the guide rod penetrates through the support frame and extends out of the support frame, a spring is sleeved on the guide rod body between the slide block and the support frame, when the end face of the second locking block is in contact with a nut on a bolt, the pull rod is in back contact with the second locking block, and at the moment, the spring is in a compression state.
In the oil supply head for the vertical axial-flow adjustable-paddle type water turbine generator set, the end part of the guide rod extending out of the support frame is provided with the limiting sheet, and the size of the limiting sheet is larger than the diameter of the guide rod.
In the oil supply head for the vertical axial-flow adjustable-pitch water turbine generator set, the second locking block is of a circular ring structure.
The utility model has the advantages that: compared with the prior art, the utility model has the advantages of following several aspects:
1. In this an oil-supply head structure for vertical axial compressor oar formula hydraulic generator set that changes, rotate first knob drive first lead screw and rotate, under the effect of screw thread, first lead screw drives first locking piece and withstands bolt tip, rotate the second knob and drive the rotation of second lead screw, under the effect of screw thread, the second lead screw drives the removal of second locking piece, the one end that the bolt was covered to second locking piece tightly withstands the nut, can withhold bolt and nut, the bolt that avoids generating set working vibration to lead to is not hard up.
2. This an oil receiver structure for vertical axial compressor oar formula hydraulic generator set that changes, one side fixedly connected with guide bar through the slider, and the cooperation setting between spacing piece and the spring, when the nut laminating on second latch segment and the bolt, and when the pull rod supported the second latch segment back, the spring is in compression state, exert the elasticity towards the ring flange direction to the slider, make the pull rod tightly push down the second latch segment under this elasticity effect, it is not hard up to avoid the screw thread of second latch segment to appear, the locking effect of second latch segment to nut on the bolt has been improved, fixed effect has been increased, avoid the not hard up nut that breaks away from of second lead screw.
3. In the oil receiver structure for the vertical axial-flow propeller-rotating type water turbine generator set, as the slide block is in sliding connection with the pull rod, and the pull plate is arranged at the top of the pull rod, when the pull plate is supported on the top surface of the support frame, the second locking block just faces the nut on the bolt, and good reinforcing effect is ensured; the sliding block slides outwards, and the pulling plate is pulled to separate the second locking block from the nut, so that the connection and the disassembly of the oil return pipe main body and the connecting pipe are convenient.
Drawings
Fig. 1 is a schematic structural view of a first viewing angle of the present invention;
fig. 2 is a schematic structural view of a second viewing angle of the present invention;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;
fig. 4 is an enlarged schematic view of the structure at B in fig. 2 according to the present invention.
Reference numerals: 1-oil return pipe main body, 2-connecting pipe, 3-connecting ring, 4-first lead screw, 5-first knob, 6-first locking block, 7-supporting frame, 8-slideway, 9-sliding block, 10-pull rod, 11-pull plate, 12-second lead screw, 13-second knob, 14-second locking block, 15-guide rod, 16-limiting sheet and 17-spring.
Detailed Description
The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.
The embodiment of the utility model provides a: an oil supply head for a vertical axial-flow propeller type water turbine generator set is shown in attached figures 1-4 and comprises an oil return pipe main body 1 and a connecting pipe 2, wherein 1 flange plate is fixedly arranged at the end parts of the oil return pipe main body 1 and the connecting pipe 2, and a plurality of bolts are fixedly distributed between the 2 flange plates through array distribution so as to fixedly connect the oil return pipe main body 1 and the connecting pipe 2 together. The outer wall of an oil return pipe main body 1 is fixedly provided with 1 connecting ring 3, a plurality of first screw rods 4 are distributed on the connecting ring 3 in a display way, the threads of the first screw rods 4 penetrate through the connecting ring 3, the arrangement number of the first screw rods 4 is the same as that of bolts on a flange, one end, close to the flange, of each first screw rod 4 is rotatably connected with a first locking block 6 through a bearing, the end face of each first locking block 6 is opposite to the bolts on the flange, 1 supporting frame 7 extending to one side of a connecting pipe 2 is fixedly arranged right above each first screw rod 4, the bottom of each supporting frame 7 is fixedly welded on the connecting ring 3, the bottom of each supporting frame 7 positioned at one side of the connecting pipe 2 is fixedly provided with 1 sliding block 9, a pull rod 10 is vertically penetrated in each sliding way, the pull rod 10 upwards extends through the supporting frame 7, the top of the pull rod 10 is fixedly connected with 1 pull plate 11, and the horizontal threads at the bottom of the pull rod 10 are penetrated with a second screw rod 12, one end of the second screw rod 12, which is close to the flange, is connected with a second locking block 14, and when the pull plate 11 is supported on the top surface of the support frame 7, the end surface of the second locking block 14 is opposite to the nut on the bolt on the flange.
When the oil return pipe body 1 is connected with the connecting pipe 2, the first screw rod 4 is firstly rotated outwards to enable the first locking block 6 to be away from the bolt, and meanwhile, the pulling plate 11 is lifted upwards to enable the end face of the second locking block 14 to be arranged in a staggered mode with the nut on the bolt. Therefore, the oil return pipe main body 1 and the connecting pipe 2 can be conveniently connected together through bolts. After the oil return pipe main body 1 and the connecting pipe 2 are connected, the first locking block 6 is abutted against the end face of the bolt by rotating the first screw rod 4, then the pull plate 11 is downwards slid to support the pull plate 11 on the top face of the support frame 7, and then the second screw rod 12 is rotated to abut against the nut on the bolt by the second locking block 14. Through the co-extrusion effect of the first locking block 6 and the second locking block 14, the bolts on the flange plate are prevented from loosening under the vibration effect.
The end, far away from first latch segment 6, of first lead screw 4 is equipped with first knob 5, the end, far away from second latch segment 14, of second lead screw 12 is equipped with second knob 13, and through being provided with first knob 5 and second knob 13, conveniently rotate first lead screw 4 and second lead screw 12.
The inside of support frame 7 is equipped with 1 slide 8 along its length direction, the inside sliding connection of this slide 8 has slider 9, slider 9 is towards the terminal surface level fixedly connected with 1 guide bar 15 of connecting pipe 2 length direction, this guide bar 15 stretches out to its outside after passing from the side end face of support frame 7, 1 spring 17 has been emboliaed on the guide bar 15 pole body between slider 9 and the support frame 7, when the nut contact on second latch segment 14 terminal surface and the bolt, pull rod 10 and the back contact of second latch segment 14, spring 17 is in compression state this moment. In the working vibration process of the generator set, the second screw rod 12 may become loose, and the nut on the bolt cannot be pressed. So be provided with this structure, because when the nut contact on second latch segment 14 terminal surface and the bolt, pull rod 10 and the contact of second latch segment 14 back, spring 17 is in compression state this moment, spring 17 exerts a pressure towards the ring flange direction to slider 9 all the time, this pressure can be transmitted for pull rod 10, make pull rod 10 exert the extrusion force to second latch segment 14, under this extrusion force effect, because second latch segment 14 receives the restriction, so second lead screw 12 also can't appear becoming flexible, guarantee the inseparable laminating of nut on second latch segment 14 and the bolt.
The end part of the guide rod 15 extending out of the support frame 7 is provided with a limiting piece 16, the size of the limiting piece 16 is larger than the diameter of the guide rod 15, and the guide rod 15 is prevented from being separated from the support frame 7 under the elastic action of a spring 17.
The second locking block 14 is a circular ring structure, the middle of the second locking block is a circular hole, the circular hole is used for a rod body of a bolt to pass through, and the circular end face extrudes a nut on the bolt.
Claims (5)
1. An oil supply head for a vertical axial-flow adjustable-paddle type water turbine generator set is characterized in that: the oil return pipe comprises an oil return pipe main body (1) and a connecting pipe (2), flange plates are arranged at the end parts of the oil return pipe main body (1) and the connecting pipe (2), a plurality of bolts are fixedly distributed and distributed on the flange plates to fixedly connect the oil return pipe main body (1) and the connecting pipe (2), a connecting ring (3) is fixed on the outer wall of the oil return pipe main body (1), a plurality of first lead screws (4) penetrate through the display threads on the connecting ring (3), the number of the first lead screws (4) is the same as that of the bolts on the flange plates, one end, close to the flange plates, of each first lead screw (4) is connected with a first locking block (6), the end face of each first locking block (6) is just opposite to the bolt on the flange plate, 1 support frame (7) extending to one side of the connecting pipe (2) is arranged right above each first lead screw (4), the bottom of each support frame (7) is fixed on the connecting ring (3), be located and be fixed with 1 slider (9) on every support frame (7) of connecting pipe (2) one side, vertical slip has penetrated pull rod (10) in slider (9), top fixedly connected with arm-tie (11) of pull rod (10), the bottom horizontal thread of pull rod (10) has penetrated second lead screw (12), second lead screw (12) are close to ring flange one end and are connected with second latch segment (14), when arm-tie (11) support when support frame (7) top surface, second latch segment (14) terminal surface is just to the bolt on the ring flange.
2. The oil receiver for the vertical axial-flow Kaplan type hydroelectric generating set according to claim 1, wherein: one end, far away from first latch segment (6), of first lead screw (4) is equipped with first knob (5), one end, far away from second latch segment (14), of second lead screw (12) is equipped with second knob (13).
3. The oil receiver for the vertical axial-flow Kaplan type hydroelectric generating set according to claim 1, wherein: slide (8) are arranged in support frame (7), slide (9) are connected in slide (8) in slide, guide rod (15) are fixedly connected to the horizontal end face of slide (9) towards the length direction of connecting pipe (2), guide rod (15) penetrate through support frame (7) and extend to the outside of support frame, spring (17) is sleeved on the rod body of guide rod (15) between slide (9) and support frame (7), when the end face of second locking block (14) contacts with the nut on the bolt, pull rod (10) contacts with the back face of second locking block (14), and spring (17) is in a compression state at the moment.
4. The oil receiver for the vertical axial-flow Kaplan type hydroelectric generating set according to claim 1, wherein: the end part of the guide rod (15) extending out of the support frame (7) is provided with a limiting sheet (16), and the size of the limiting sheet (16) is larger than the diameter of the guide rod (15).
5. The oil receiver for the vertical axial-flow Kaplan type hydroelectric generating set according to claim 1, wherein: the second locking block (14) is of a circular ring structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120616306.5U CN215170500U (en) | 2021-03-26 | 2021-03-26 | Oil supply head for vertical axial-flow propeller type water turbine generator set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120616306.5U CN215170500U (en) | 2021-03-26 | 2021-03-26 | Oil supply head for vertical axial-flow propeller type water turbine generator set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215170500U true CN215170500U (en) | 2021-12-14 |
Family
ID=79353083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120616306.5U Active CN215170500U (en) | 2021-03-26 | 2021-03-26 | Oil supply head for vertical axial-flow propeller type water turbine generator set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215170500U (en) |
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2021
- 2021-03-26 CN CN202120616306.5U patent/CN215170500U/en active Active
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