CN211192718U - Adjustable clamping and overturning device for middle part of guide vane of water turbine - Google Patents
Adjustable clamping and overturning device for middle part of guide vane of water turbine Download PDFInfo
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- CN211192718U CN211192718U CN201922109619.7U CN201922109619U CN211192718U CN 211192718 U CN211192718 U CN 211192718U CN 201922109619 U CN201922109619 U CN 201922109619U CN 211192718 U CN211192718 U CN 211192718U
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Abstract
The utility model relates to a hydraulic turbine stator middle part centre gripping turning device with adjustable, including frame, retaining mechanism, centre gripping turning device, running gear, its characterized in that retaining mechanism installs in the frame below, and running gear installs in the retaining mechanism bottom, and centre gripping turning device installs in the retaining mechanism middle part. The utility model aims to replace the manual work to realize the turning over action of hydraulic turbine stator in the repair welding in-process, realize automatic operation, have advantages such as improve production efficiency, practice thrift manufacturing cost and manpower resources.
Description
Technical Field
The utility model relates to a hydraulic turbine stator middle part centre gripping turning device with adjustable.
Background
China has abundant hydraulic resources and strong capability of developing electric energy by hydraulic power. In order to adapt to the electric energy development conditions of different watersheds, various water turbines and guide vanes with different models are developed. However, in China, the movable guide vane of the water turbine of the hydropower station with large sand content in the river runs in a rich water period, and the shaft neck and the blades of the guide vane are abraded to different degrees. The guide vane abrasion causes the increase of the rotation resistance of the guide vane, the rotation is not flexible, the closure between the guide vanes is poor, and the hydraulic streamline is distorted, so that the generating efficiency of the water turbine is reduced finally. A large amount of manpower and material resources are required to be input into a hydraulic power plant every year to carry out surfacing repair on severely damaged areas of the surfaces of the shaft sections and the guide vane blades.
Most hydroelectric power plants still adopt the method of manual build-up welding to carry out the build-up welding restoration to the stator at present, consequently in order to alleviate workman intensity of labour, improve build-up welding restoration efficiency, need develop the automatic build-up welding restoration equipment of the hydraulic turbine stator that adapts to various different models, this patent has proposed a hydraulic turbine stator middle part centre gripping turning device with adjustable to the hydraulic turbine stator of different models equidimension can realize the turning motion of different models stator, satisfies the build-up welding demand of different models stator.
Disclosure of Invention
The utility model aims at providing a convenient, be suitable for extensive hydraulic turbine stator middle part centre gripping turning device.
The utility model relates to a hydraulic turbine stator middle part centre gripping turning device with adjustable, including frame, retaining mechanism, centre gripping turning device, running gear, its characterized in that retaining mechanism installs in the frame below, and running gear installs in the retaining mechanism bottom, and centre gripping turning device installs in the retaining mechanism middle part.
The adjustable water turbine guide vane middle clamping and overturning device is characterized in that the retaining mechanism comprises overturning gear rings, retaining wall plates, upper retaining rods, lower retaining rods and bottom connecting plates, wherein the front overturning gear rings and the rear overturning gear rings are parts of internal gears and are fixed on the upper parts of the front retaining wall plates and the rear retaining wall plates through screws, two ends of the two upper retaining rods are installed on the upper parts of the front overturning gear rings and the rear overturning gear rings through screws, the two bottom connecting plates are fixed on the bottoms of the retaining wall plates through screws, and two ends of the two lower retaining rods are installed below the sides of the two retaining wall plates through screws.
The adjustable clamping and overturning device for the middle part of the guide vane of the water turbine is characterized by comprising a clamping wheel body, a clamping wheel shaft, clamping wheel stand plates, a clamping wheel bottom plate, a clamping driving upper plate, clamping driving side plates, a circular motion driving shaft, a circular motion driving gear, an overturning gear ring, a guide wheel body, a guide wheel shaft, a circular motion turbine speed reducer and a circular motion driving motor, wherein the clamping wheel body is connected with the clamping wheel shaft through a bearing, two ends of the clamping wheel shaft are fixed at the upper ends of the two clamping wheel stand plates through screws, the lower end of each clamping wheel stand plate is fixed at the side surface of the clamping wheel bottom plate through screws, the clamping wheel bottom plate is fixed at two ends of each clamping driving upper plate through screws, the upper ends of the clamping driving side plates are fixed at the side surfaces of the clamping driving upper plates through screws, and, the annular motion driving shaft penetrates through the clamping driving side plate and the annular motion turbine speed reducer, the annular motion driving gear is connected with the annular motion driving shaft through a screw and a flat key, the guide wheel body is connected with the guide wheel shaft through a bearing and is tangent to the outer surface of the turnover gear ring, and the guide wheel shaft is mounted at the lower end of the clamping driving side plate through a screw.
The walking device comprises a bottom connecting plate, a walking slider, a walking motor seat plate, a walking motion driving gear, a walking motor base plate and a walking motor, wherein the walking slider is fixed below the bottom connecting plate through screws, the walking motor base plate is fixed at the right lower part outside the wall plate through screws, the walking motor seat plate is mounted below the walking motor base plate through screws, the walking motor is fixed above the walking motor seat plate through screws, and the walking motion driving gear is connected with the walking motor through screws and keys.
The working process of the utility model is as follows: start walking motor and drive the rotation of walking motion drive gear, it moves along walking rack and guide rail to drive whole middle part centre gripping turning device, treat the intermediate position of removing to hydraulic turbine stator blade, put into middle part centre gripping turning device's two centre gripping wheels with the thinner one side of blade in the middle of, it is rotatory along the upset ring gear with the hoop motion drive gear to start hoop motion driving motor and drive the hoop motion drive shaft, it is rotatory to make centre gripping turning device drive the stator, it stops rotatory to wait that hydraulic turbine stator rotates hoop motion driving motor when the assigned position, hydraulic turbine stator stops in the assigned position, welder realizes the build-up welding action. And then starting the circular motion driving motor again to repeat the process until the surfacing operation is finished.
The utility model discloses accessible automatic adjustment realizes that the upset action of unidimensional, different model hydraulic turbine stator has advantages such as improvement work efficiency, saving manpower resources, strong adaptability flexibility height.
Drawings
Fig. 1 is a front view of the structure of the present invention.
Fig. 2 is a schematic side sectional view of the present invention.
Fig. 3 is a schematic structural view of the clamping and turning device of the present invention.
Fig. 4 is a schematic view of the present invention.
Shown in the figure: the device comprises a traveling slide block 1, a clamping wheel bottom plate 2, a clamping driving upper plate 3, a clamping wheel vertical frame plate 4, a clamping driving side plate 5, a traveling motor seat plate 6, a traveling motion driving gear 7, a traveling motor 8, a circular motion turbine reducer 9, a circular motion driving motor 10, a bottom connecting plate 11, a traveling motor backing plate 12, a circular motion driving shaft 13, a bottom connecting plate 14, a guide wheel shaft 15, a circular motion driving gear 16, a clamping wheel shaft 17, a clamping wheel body 18, a transverse supporting rod 19, a retaining wall plate 20, a turnover gear ring 21, an upper retaining rod 22, a rack 23, a water turbine guide vane 24 and a traveling rack 25.
Detailed Description
Example 1:
referring to fig. 1, fig. 2, fig. 3 shows, the utility model relates to a hydraulic turbine stator middle part centre gripping turning device with adjustable, including frame, retaining mechanism, centre gripping turning device, running gear, its characterized in that retaining mechanism installs in the frame below, and running gear installs in the retaining mechanism bottom, and centre gripping turning device installs in the retaining mechanism middle part.
Example 2:
the present example differs from embodiment 1 in that the holding mechanism includes a reverse gear ring, a holding wall plate, upper holding rods, lower holding rods, and bottom connecting plates, the front and rear reverse gear rings are portions of an internal gear and are fixed to upper portions of the front and rear holding wall plates by screws, both ends of the two upper holding rods are mounted to upper portions of the front and rear reverse gear rings by screws, the two bottom connecting plates are fixed to bottoms of the holding wall plates by screws, and both ends of the two lower holding rods are mounted to lateral lower portions of the two holding wall plates by screws.
Example 3:
the difference between the embodiment and the embodiment 1 is that the clamping and overturning device comprises a clamping wheel body, a clamping wheel shaft, a clamping wheel vertical frame plate, a clamping wheel bottom plate, a clamping driving upper plate, a clamping driving side plate, a circular motion driving shaft, a circular motion driving gear, an overturning gear ring, a guide wheel body, a guide wheel shaft, a circular motion turbine reducer and a circular motion driving motor, wherein the clamping wheel body is connected with the clamping wheel shaft through a bearing, two ends of the clamping wheel shaft are fixed at the upper ends of the two clamping wheel vertical frame plates through screws, the lower end of the clamping wheel vertical frame plate is fixed at the side surface of the clamping wheel bottom plate through screws, the clamping wheel bottom plate is fixed at two ends of the clamping driving upper plate through screws, the upper end of the clamping driving side plate is fixed at the side surface of the clamping driving upper plate through screws, the circular motion turbine reducer is fixed at the, the annular motion driving gear is connected with the annular motion driving shaft through a screw and a flat key, the guide wheel body is connected with the guide wheel shaft through a bearing and is tangent to the outer surface of the turnover gear ring, and the guide wheel shaft is mounted at the lower end of the clamping driving side plate through a screw.
Example 4:
the difference between this example and embodiment 1 lies in running gear include bottom connecting plate, walking slider, walking motor bedplate, walking motion drive gear, walking motor backing plate, walking motor, the walking slider passes through the fix with screw in the below of bottom connecting plate, walking motor backing plate passes through the fix with screw in the right side below that keeps the wallboard outside, the walking motor bedplate passes through the fix with screw in the below of walking motor backing plate, the walking motor passes through the fix with screw in the top of walking motor bedplate, walking motion drive gear is connected with the walking motor through screw, key.
Claims (4)
1. The utility model provides a hydraulic turbine stator middle part centre gripping turning device with adjustable, includes frame (23), retaining mechanism, centre gripping turning device, running gear, its characterized in that retaining mechanism installs in frame (23) below, and running gear installs in the retaining mechanism bottom, and centre gripping turning device installs in the retaining mechanism middle part.
2. The adjustable water turbine guide vane middle clamping and overturning device as claimed in claim 1, wherein the holding mechanism comprises overturning gear rings (21), holding wall plates (20), upper holding rods (22), lower holding rods (19) and bottom connecting plates (11), wherein the front and rear overturning gear rings (21) are parts of internal gears and are fixed on the upper portions of the front and rear holding wall plates (20) through screws, two ends of the two upper holding rods (22) are installed on the upper portions of the front and rear overturning gear rings (21) through screws, the two bottom connecting plates (11) are fixed on the bottom portions of the holding wall plates (20) through screws, and two ends of the two lower holding rods (19) are installed below the sides of the two holding wall plates (20) through screws.
3. The adjustable clamping and overturning device for the middle part of the guide vane of the water turbine as claimed in claim 1, characterized in that the clamping and overturning device comprises a clamping wheel body (18), a clamping wheel shaft (17), clamping wheel standing plate (4), a clamping wheel bottom plate (2), a clamping driving upper plate (3), a clamping driving side plate (5), a circular motion driving shaft (13), a circular motion driving gear (16), an overturning gear ring (21), a guide wheel body (14), a guide wheel shaft (15), a circular motion turbine reducer (9) and a circular motion driving motor (10), wherein the clamping wheel body (18) is connected with the clamping wheel shaft (17) through a bearing, two ends of the clamping wheel shaft are fixed at the upper ends of the two clamping wheel standing plates (4) through screws, the lower end of the clamping wheel standing plate (4) is fixed at the side surface of the clamping wheel bottom plate (2) through screws, and the clamping wheel bottom plate (2) is fixed at two ends of the, the side of centre gripping drive upper plate is passed through the fix with screw in the upper end of centre gripping drive curb plate (5), circumferential motion turbine speed reducer (9) are passed through the fix with screw at centre gripping drive curb plate (5) middle part, circumferential motion drive shaft (13) pass centre gripping drive curb plate (5) and circumferential motion turbine speed reducer (9), circumferential motion drive gear (16) are through the screw, the parallel key is connected with circumferential motion drive shaft (13), leading wheel body (14) are connected and are tangent with the surface of upset ring gear (21) through bearing and leading wheel axle (15), leading wheel axle (15) are installed at the lower extreme of centre gripping drive curb plate (5) through the screw.
4. The adjustable water turbine guide vane middle clamping and overturning device is characterized in that the walking device comprises a bottom connecting plate (11), a walking slider (1), a walking motor seat plate (6), a walking motion driving gear (7), a walking motor base plate (12) and a walking motor (8), the walking slider (1) is fixed below the bottom connecting plate (11) through screws, the walking motor base plate (12) is fixed at the right lower part of the outer side of a retaining wall plate (20) through screws, the walking motor seat plate (6) is installed below the walking motor base plate (12) through screws, the walking motor (8) is fixed above the walking motor seat plate (6) through screws, and the walking motion driving gear (7) is connected with the walking motor (8) through screws and keys.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922109619.7U CN211192718U (en) | 2019-11-29 | 2019-11-29 | Adjustable clamping and overturning device for middle part of guide vane of water turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922109619.7U CN211192718U (en) | 2019-11-29 | 2019-11-29 | Adjustable clamping and overturning device for middle part of guide vane of water turbine |
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| Publication Number | Publication Date |
|---|---|
| CN211192718U true CN211192718U (en) | 2020-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922109619.7U Active CN211192718U (en) | 2019-11-29 | 2019-11-29 | Adjustable clamping and overturning device for middle part of guide vane of water turbine |
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| CN (1) | CN211192718U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113941818A (en) * | 2021-11-19 | 2022-01-18 | 沪东中华造船(集团)有限公司 | Turnover type pipe welding device and using method thereof |
-
2019
- 2019-11-29 CN CN201922109619.7U patent/CN211192718U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113941818A (en) * | 2021-11-19 | 2022-01-18 | 沪东中华造船(集团)有限公司 | Turnover type pipe welding device and using method thereof |
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Effective date of registration: 20230801 Address after: No.221 Beisi Road, Shihezi City, Xinjiang Uygur Autonomous Region, 832000 Patentee after: SHIHEZI University Patentee after: XINJIANG TIANFU ENERGY Co.,Ltd. Address before: 832000 School of mechanical and electrical engineering, North District, Shihezi University, Beisi Road, Shihezi City, Xinjiang Uygur Autonomous Region Patentee before: SHIHEZI University |