CN111396152B - Overhauling device for steam turbine of thermal power plant - Google Patents
Overhauling device for steam turbine of thermal power plant Download PDFInfo
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- CN111396152B CN111396152B CN202010204401.4A CN202010204401A CN111396152B CN 111396152 B CN111396152 B CN 111396152B CN 202010204401 A CN202010204401 A CN 202010204401A CN 111396152 B CN111396152 B CN 111396152B
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- groove
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/28—Supporting or mounting arrangements, e.g. for turbine casing
- F01D25/285—Temporary support structures, e.g. for testing, assembling, installing, repairing; Assembly methods using such structures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
Abstract
The invention relates to an overhauling device for a steam turbine of a thermal power plant, which comprises a base, wherein a plurality of groups of installation rods are arranged on the base, an installation groove is formed in each installation rod, a supporting rod is rotatably connected between the inner walls of the two sides of the installation groove, two groups of supporting long rods are fixedly connected to one end, far away from the installation groove, of each supporting rod, are arranged in a V shape, a supporting mechanism for supporting the supporting rods is arranged between the side walls of the two sides of each supporting rod and the bottom surface of the installation groove, a supporting rod is rotatably connected in the installation groove by virtue of the installation rods, the supporting rods are supported by virtue of the supporting mechanisms to be in a vertical state, a steam turbine blade is placed on the supporting long rods, and the steam turbine blade is supported by virtue of the supporting rods, so that an operator can support the blade of the steam turbine conveniently, and the operator can overhaul the blade of the steam turbine conveniently, the safety of the operator during maintenance is improved.
Description
Technical Field
The invention relates to a steam turbine maintenance device, in particular to a maintenance device for a steam turbine of a thermal power plant.
Background
The steam turbine is also called as a steam turbine engine, and is a rotary steam power device.A high-temperature high-pressure steam passes through a fixed nozzle to become an accelerated airflow and then is sprayed onto blades, so that a rotor provided with blade rows rotates, and simultaneously, the rotor does work outwards. Steam turbines are the main equipment of modern thermal power plants, and are also used in the metallurgical industry, chemical industry and ship power plants.
The steam turbine is as one of thermal power plant's important equipment, and at the maintenance in-process of steam turbine, the operator need hoist the blade in the steam turbine through the driving, overhauls, and this kind of mode is in the maintenance in-process, in case the driving appears skidding, and the maintainer is crushed easily to the blade, causes the incident.
Disclosure of Invention
The invention aims to provide an overhauling device for a steam turbine of a thermal power plant, which has the effects of facilitating an operator to support a blade of the steam turbine, facilitating the operator to overhaul the blade of the steam turbine and improving the safety of the operator during overhauling.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides an overhaul device of steam turbine of thermal power plant, includes the base install a plurality of groups installation pole on the base a mounting groove has been seted up on the installation pole, rotate between the inner wall of mounting groove both sides and be connected with a bracing piece, keep away from one of mounting groove at the bracing piece and serve two sets of support poles of fixedly connected with, two sets of support poles are the setting of V type be equipped with between bracing piece both sides lateral wall and the mounting groove bottom surface and be used for supporting the supporting mechanism that the bracing piece got up.
Through adopting above-mentioned technical scheme, through installing the installation pole on the base, it is connected with a bracing piece to rotate in the mounting groove, it is vertical state to support the bracing piece through supporting mechanism, place the steam turbine flabellum on supporting the stock, support the steam turbine blade through the bracing piece, through such setting, moreover, the steam turbine is simple in structure, and convenient for operation, made things convenient for the operator to support the blade of steam turbine, made things convenient for the operator to overhaul the blade of steam turbine, the security when having improved the operator and overhauing.
The invention is further configured to: the supporting mechanism comprises a sliding groove formed in the inner walls of two sides of the mounting groove, a sliding block fixedly connected to the side walls of two sides of the supporting rod, an embedded groove formed in the bottom surface of the sliding groove, a connecting rod connected to the side walls of two sides of the supporting rod in a rotating mode, and a positioning piece arranged between one end of the connecting rod and the inner walls of two sides of the mounting groove and used for positioning one end of the connecting rod at the position in the mounting groove, wherein the sliding block is connected to the sliding groove in a sliding mode, and the sliding block is embedded in the embedded groove.
Through adopting above-mentioned technical scheme, slider sliding connection is passed through in the spout in the one end of bracing piece, inlays after the slider slides and establishes in the caulking groove, and the one end sliding connection of connecting rod is in the mounting groove, through the position of the one end of setting element location connecting rod in the mounting groove, through such setting, simple structure, convenient operation has made things convenient for the position of the one end of operator location connecting rod in the mounting groove.
The invention is further configured to: the setting element is including installing the locating piece on connecting rod one end both sides lateral wall, seting up the constant head tank on the lateral wall of mounting groove both sides, seting up draw-in groove, the fixture block of fixed connection on the locating piece lower surface on the constant head tank inner wall lower surface, the draw-in groove is equipped with a plurality of groups along constant head tank length direction, and the fixture block joint is in the draw-in groove.
Through adopting above-mentioned technical scheme, the locating piece sliding connection that the connecting rod was served is in the constant head tank, and the fixture block joint is in the draw-in groove after adjusting the position of locating piece, through such setting, simple structure, convenient operation has made things convenient for the position of operator location connecting rod in the mounting groove.
The invention is further configured to: be equipped with a connecting piece between locating piece and the connecting rod, the connecting piece is including rotating the connecting block of connection one end of connecting rod, seting up the spread groove on connecting block both sides lateral wall, seting up driving groove, the actuating lever of fixed connection on the locating piece lateral wall on the terminal surface of connecting block one end and setting up the positioning spring between two sets of locating pieces, driving groove and spread groove intercommunication, connecting block sliding connection is in the mounting groove, locating piece sliding connection is in the spread groove, actuating lever sliding connection is in the driving groove.
Through adopting above-mentioned technical scheme, locating piece sliding connection slides in the spread groove through actuating lever drive locating piece in the spread groove, under the effect of the restoring force of location spring, the one end of locating piece supports tightly in the constant head tank, through such setting, simple structure, convenient operation has made things convenient for the operator to take out the locating piece from the constant head tank.
The invention is further configured to: the clamping groove is fixedly connected with a first rack on the inner wall of one side, away from the supporting rod, of the clamping groove, a second rack is fixedly connected on the side wall of one side, away from the supporting rod, of the clamping block, and the first rack and the second rack are meshed.
Through adopting above-mentioned technical scheme, through the first rack of fixedly connected with on the draw-in groove lateral wall, fixedly connected with second rack on the fixture block lateral wall, mesh between first rack and the second rack, through such setting, simple structure, convenient operation has improved the stability of fixture block joint in the draw-in groove.
The invention is further configured to: the supporting rod is characterized in that a U-shaped block is fixedly connected to the side walls of the two sides of the supporting rod, an inserting plate is connected in the U-shaped block in an inserting mode, a reinforcing rod is fixedly connected to the inserting plate, an inserting rod is fixedly connected to one end of the reinforcing rod, an inserting groove is formed in the upper surface of the installing rod, and the inserting rod is inserted in the inserting groove in an inserting mode.
Through adopting above-mentioned technical scheme, through fixedly connected with U type piece on the bracing piece lateral wall, the inserted block is pegged graft in U type piece, and the inserted bar is pegged graft in the slot, through such setting, simple structure, convenient operation has improved the bulk strength of bracing piece.
The invention is further configured to: be equipped with a coupling mechanism between installation pole and the base, coupling mechanism includes fixed connection at the connecting rod on the lower surface of installation pole both ends, sets up the connecting hole on the base upper surface, sets up the retaining member that is used for locking the connecting rod in the connecting hole between connecting hole inner wall and connecting rod, connecting rod one end is pegged graft in the connecting hole.
Through adopting above-mentioned technical scheme, the connecting rod is pegged graft in the connecting hole, through the retaining member with connecting rod locking in the connecting hole, through such setting, simple structure, convenient operation has made things convenient for the operator to adjust the position of installation pole as required.
The invention is further configured to: the retaining member includes that set up mounting hole, fixed connection on the inner wall of mounting hole both sides on the inner wall of connecting hole both sides branch, rotation connect the locking wheel on the branch outer wall, establish torsional spring and the rubber pad of fixed connection on the locking wheel outer wall on the branch outer wall, be eccentric settings between locking wheel and the branch, the locking wheel outer wall supports tightly on the connecting rod outer wall, the centre of a circle of locking wheel is located the branch below and is located between branch and the connecting rod.
Through adopting above-mentioned technical scheme, the locking wheel supports tightly on the connecting rod outer wall under the effect of torsional spring restoring force, and under the effect of the frictional force between rubber pad on the locking wheel outer wall and the connecting rod outer wall, the connecting rod is locked in the connecting hole, has made things convenient for the operator to lock the connecting rod in the connecting hole.
In summary, the beneficial technical effects of the invention are as follows: the blade of the steam turbine is conveniently supported by an operator, the blade of the steam turbine is conveniently overhauled by the operator, and the safety of the operator in overhauling is improved; an operator can conveniently position the position of one end of the connecting rod in the mounting groove; the position of the mounting rod can be conveniently adjusted by an operator according to the requirement.
Drawings
FIG. 1 is a schematic view of the overall structure of the embodiment;
FIG. 2 is a schematic view showing the overall structure of the supporting mechanism in the embodiment;
FIG. 3 is an enlarged view at A in FIG. 2;
fig. 4 is an enlarged view at B in fig. 1.
Reference numerals: 1. a base; 2. mounting a rod; 3. mounting grooves; 4. a support bar; 5. a long support rod; 6. a support mechanism; 7. a chute; 8. a slider; 9. caulking grooves; 10. a connecting rod; 11. a positioning member; 12. positioning blocks; 13. positioning a groove; 14. a card slot; 15. a clamping block; 16. a connecting member; 17. connecting blocks; 18. connecting grooves; 19. a drive slot; 20. a drive rod; 21. a positioning spring; 22. a first rack; 23. a second rack; 24. a U-shaped block; 25. inserting plates; 26. a reinforcing bar; 27. inserting a rod; 28. a slot; 29. a connecting mechanism; 30. a connecting rod; 31. connecting holes; 32. a locking member; 33. mounting holes; 34. a strut; 35. a locking wheel; 36. a torsion spring; 37. and (7) a rubber pad.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, the maintenance device for the steam turbine of the thermal power plant disclosed by the invention comprises a base 1, two groups of mounting rods 2 are mounted on the base 1, a mounting groove 3 is formed in the upper surface of each mounting rod 2, the mounting grooves 3 are arranged along the length direction of the mounting rods 2, a supporting rod 4 is rotatably connected to the inner walls of the two sides of each mounting groove 3, two groups of long supporting rods 5 are fixedly connected to one end, far away from the mounting groove 3, of each supporting rod 4, the two groups of long supporting rods 5 are arranged in a V shape, and a supporting mechanism 6 for supporting the supporting rods 4 is arranged between each supporting rod 4 and the corresponding mounting rod 2.
As shown in fig. 1 and fig. 2, the supporting mechanism 6 includes a sliding groove 7, a sliding block 8, an embedding groove 9, a connecting rod 10 and a positioning member 11, the sliding groove 7 is provided on the inner walls of two sides of the mounting groove 3, the sliding groove 7 is provided along the length direction of the mounting groove 3, the sliding block 8 is fixedly connected on the side walls of two sides of the supporting rod 4, the sliding block 8 is slidably connected in the sliding groove 7, an embedding groove 9 is provided on the lower surface of the inner wall of the sliding groove 7, the distance from the embedding groove 9 to the end surfaces of two ends of the sliding groove 7 is the same, when the supporting rod 4 is in a vertical state, the sliding block 8 is embedded in the embedding groove 9, one end of the connecting rod 10 is rotatably connected on one side wall of the supporting rod 4, the other end of the connecting rod 10 is slidably connected in the mounting groove 3, the positioning member 11 is arranged between one end of the connecting rod 10 and the inner walls of two sides of the mounting groove 3, and the positioning member 11 is used for positioning the position of the connecting rod 10 in the mounting groove 3.
As shown in fig. 2 and 3, the positioning element 11 includes a positioning block 12, a positioning groove 13, a clamping groove 14 and a clamping block 15, the positioning block 12 is installed on a side wall at one end of the connecting rod 10, one end of the connecting rod 10 is provided with two sets of positioning blocks 12, the two sets of positioning blocks 12 are respectively located on side walls at two sides of one end of the connecting rod 10, the positioning groove 13 is formed in side walls at two sides of the mounting groove 3, the positioning groove 13 is located above the sliding groove 7, the positioning block 12 is slidably connected to the positioning groove 13, a plurality of sets of clamping grooves 14 are formed in the lower surface of the inner wall of the positioning groove 13, the clamping groove 14 is arranged along the length direction of the positioning groove 13, the clamping block 15 is fixedly connected to the lower surface of the positioning block 12, and the clamping block 15 is clamped in the clamping groove 14.
As shown in fig. 3, in order to facilitate an operator to take out the positioning block 12 from the mounting groove 3, a connecting member 16 is disposed between the positioning block 12 and the connecting rod 10, the connecting member 16 includes a connecting block 17, a connecting groove 18, a driving groove 19, a driving rod 20 and a positioning spring 21, the connecting block 17 is rotatably connected to one end of the connecting rod 10, the connecting groove 18 is disposed on a side wall of one side of the connecting block 17, and the connecting groove 18 penetrates through side walls of two sides of the connecting block 17, the positioning block 12 is slidably connected in the connecting groove 18, the driving groove 19 is disposed on a side wall of the connecting block 17, the driving groove 19 is communicated with the connecting groove 18, one end of the driving rod 20 is fixedly connected to the positioning block 12, the driving rod 20 is slidably connected to the driving groove 19, the positioning spring 21 is disposed in the connecting groove 18, and two ends of the positioning spring 21 are respectively fixedly connected to two sets of the positioning blocks 12.
As shown in fig. 3, in order to improve the installation stability of the clamping block 15 in the clamping groove 14, a first rack 22 is fixedly connected to a side wall of the clamping groove 14 away from the supporting rod 4, a second rack 23 is fixedly connected to a side wall of the clamping block 15 away from the supporting rod 4, and the first rack 22 and the second rack 23 are engaged with each other.
As shown in fig. 1, in order to improve the strength of the supporting rod 4, a U-shaped block 24 is fixedly connected to the side wall of the supporting rod 4, a reinforcing rod 26 is disposed between the supporting rod 4 and the mounting rod 2, an inserting plate 25 is fixedly connected to one end of the reinforcing rod 26, the inserting plate 25 is inserted into the U-shaped block 24, an inserting rod 27 is fixedly connected to the other end of the reinforcing rod 26, a slot 28 is formed in the upper surface of the mounting rod 2, and the inserting rod 27 is inserted into the slot 28.
As shown in fig. 1 and 4, in order to facilitate the adjustment of the position of the installation rod 2 on the base 1 by an operator, a connection mechanism 29 is arranged between the base 1 and the installation rod 2, the connection mechanism 29 comprises a connection rod 30, a connection hole 31 and a locking member 32, one end of the connection rod 30 is fixedly connected to the lower surface of one end of the installation rod 2, the lower surfaces of two ends of the installation rod 2 are fixedly connected with the connection rod 30, the connection hole 31 is formed in the upper surface of the base 1, the connection rod 30 is inserted into the connection hole 31, the locking member 32 is arranged between the inner wall of the connection hole 31 and the connection rod 30, and the locking member 32 is used for locking the connection rod 30 in the connection hole 31.
As shown in fig. 4, the locking member 32 includes a mounting hole 33, a support rod 34, a locking wheel 35, a torsion spring 36 and a rubber pad 37, the mounting hole 33 is opened on the inner walls of two sides of the connecting hole 31, the inner walls of two sides of the mounting hole 33 are fixedly connected to the support rod 34, the locking wheel 35 is rotatably connected to the support rod 34, the locking wheel 35 and the support rod 34 are eccentrically arranged, the rubber pad 37 is fixedly connected to the outer wall of the locking wheel 35, the torsion spring 36 is sleeved on the outer wall of the support rod 34, two ends of the torsion spring 36 are respectively fixedly connected to the locking wheel 35 and the support rod 34, the locking wheel 35 is tightly supported on the outer wall of the connecting rod 30 under the restoring force of the torsion spring 36, and the circle center of the locking wheel 35 is located below the support rod 34 and located between the support rod 34 and the connecting rod 30.
The implementation principle of the embodiment is as follows: the position of the mounting rod 2 on the base 1 is adjusted as required, the connecting rod 30 is inserted into the connecting hole 31, and the locking wheel 35 is tightly propped against the outer wall of the connecting rod 30 under the restoring force of the torsion spring 36;
the supporting rod 4 slides, the sliding block 8 slides in the sliding groove 7, the sliding block 8 is embedded in the embedding groove 9 after sliding, the connecting rod 10 is rotated, the positioning block 12 is placed in the positioning groove 13, the positioning block 12 slides, the supporting rod 4 is in a vertical state, the clamping block 15 is clamped in the clamping groove 14, and the first rack 22 and the second rack 23 are meshed.
The embodiments of the present invention are all preferred embodiments of the present invention, and the scope of the present invention is not limited thereby, so: equivalent changes made according to the structure, shape and principle of the invention shall be covered by the protection scope of the invention.
Claims (5)
1. The utility model provides an overhaul device of steam turbine of thermal power plant which characterized in that: the supporting device comprises a base (1), wherein a plurality of groups of mounting rods (2) are arranged on the base (1), a mounting groove (3) is formed in each mounting rod (2), a supporting rod (4) is rotatably connected between the inner walls of the two sides of each mounting groove (3), two groups of long supporting rods (5) are fixedly connected to one end, far away from each mounting groove (3), of each supporting rod (4), the two groups of long supporting rods (5) are arranged in a V shape, and a supporting mechanism (6) for supporting the supporting rods (4) is arranged between the side walls of the two sides of each supporting rod (4) and the bottom surface of each mounting groove (3);
the supporting mechanism (6) comprises sliding grooves (7) formed in the inner walls of the two sides of the mounting groove (3), sliding blocks (8) fixedly connected to the side walls of the two sides of the supporting rod (4), caulking grooves (9) formed in the bottom surface of the sliding grooves (7), connecting rods (10) rotatably connected to the side walls of the two sides of the supporting rod (4), and positioning pieces (11) arranged between one end of each connecting rod (10) and the inner walls of the two sides of the mounting groove (3) and used for positioning the position of one end of each connecting rod (10) in the mounting groove (3), the sliding blocks (8) are connected in the sliding grooves (7) in a sliding mode, and the sliding blocks (8) are embedded in the caulking grooves (9);
The positioning piece (11) comprises positioning pieces (12) arranged on the side walls of two sides of one end of the connecting rod (10), positioning grooves (13) formed in the side walls of two sides of the mounting groove (3), clamping grooves (14) formed in the lower surfaces of the inner walls of the positioning grooves (13), and clamping blocks (15) fixedly connected to the lower surfaces of the positioning pieces (12), wherein a plurality of groups of the clamping grooves (14) are arranged along the length direction of the positioning grooves (13), and the clamping blocks (15) are clamped in the clamping grooves (14);
be equipped with a connecting piece (16) between locating piece (12) and connecting rod (10), connecting piece (16) including rotate connect connecting rod (10) one end connecting block (17), set up connecting groove (18) on connecting block (17) both sides lateral wall, set up drive groove (19) on connecting block (17) one end terminal surface, fixed connection actuating lever (20) on locating piece (12) lateral wall and set up positioning spring (21) between two sets of locating pieces (12), drive groove (19) and connecting groove (18) intercommunication, connecting block (17) sliding connection is in mounting groove (3), locating piece (12) sliding connection is in connecting groove (18), actuating lever (20) sliding connection is in drive groove (19).
2. The steam turbine service apparatus of a thermal power plant of claim 1, wherein: the clamping groove (14) is fixedly connected with a first rack (22) on the inner wall of one side, away from the supporting rod (4), of the clamping groove (14), a second rack (23) is fixedly connected on the side wall of one side, away from the supporting rod (4), of the clamping block (15), and the first rack (22) is meshed with the second rack (23).
3. The steam turbine service apparatus of a thermal power plant of claim 1, wherein: fixedly connected with U type piece (24) on bracing piece (4) both sides lateral wall, have pegged graft a picture peg (25) in U type piece (24), fixedly connected with stiffener (26) on picture peg (25), at one of stiffener (26) serve fixedly connected with inserted bar (27), seted up a slot (28) on installation pole (2) upper surface, inserted bar (27) are pegged graft in slot (28).
4. The steam turbine service apparatus of a thermal power plant of claim 1, wherein: be equipped with a coupling mechanism (29) between installation pole (2) and base (1), coupling mechanism (29) are including connecting rod (30) of fixed connection on installation pole (2) both ends lower surface, set up connecting hole (31) on base (1) upper surface, set up retaining member (32) that are arranged in connecting hole (31) locking connecting rod (30) in connecting hole (31) between connecting hole (31) inner wall and connecting rod (30), connecting rod (30) one end is pegged graft in connecting hole (31).
5. The steam turbine service equipment of the thermal power plant according to claim 4, wherein: retaining member (32) including offering mounting hole (33), branch (34) of fixed connection on mounting hole (33) both sides inner wall on connecting hole (31) both sides inner wall, rotating locking wheel (35), the cover of connection on branch (34) outer wall establish torsional spring (36) and fixed connection rubber pad (37) on locking wheel (35) outer wall on branch (34) outer wall, be eccentric settings between locking wheel (35) and branch (34), locking wheel (35) outer wall supports tightly on connecting rod (30) outer wall, the centre of a circle of locking wheel (35) is located branch (34) below and is located between branch (34) and connecting rod (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010204401.4A CN111396152B (en) | 2020-03-21 | 2020-03-21 | Overhauling device for steam turbine of thermal power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010204401.4A CN111396152B (en) | 2020-03-21 | 2020-03-21 | Overhauling device for steam turbine of thermal power plant |
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| Publication Number | Publication Date |
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| CN111396152A CN111396152A (en) | 2020-07-10 |
| CN111396152B true CN111396152B (en) | 2022-05-24 |
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| CN202010204401.4A Active CN111396152B (en) | 2020-03-21 | 2020-03-21 | Overhauling device for steam turbine of thermal power plant |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2365076A1 (en) * | 1976-09-21 | 1978-04-14 | Creusot Loire | SUPPORTING DEVICE FOR A HORIZONTAL ELEMENT SUBJECT TO EXPANSION AND FIXED OVERTIGHT ON ANOTHER ELEMENT |
| JP3094865B2 (en) * | 1995-08-30 | 2000-10-03 | 三菱自動車工業株式会社 | Vehicle fixed pole |
| CN205383397U (en) * | 2015-12-03 | 2016-07-13 | 中国航空动力机械研究所 | Aeroengine maintains supporting member |
| KR101632180B1 (en) * | 2016-02-03 | 2016-06-22 | (주)원프랜트 | Safety workbench for power generation |
| US10197213B2 (en) * | 2017-01-26 | 2019-02-05 | General Electric Company | Systems and methods for mounting a rotatable machine |
| CN108930871A (en) * | 2018-08-23 | 2018-12-04 | 新昌县三维精工机械有限公司 | The maintenance maintaining support structure of temperature of power plant steam turbine |
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Address after: Floor 1-7, block B, building 6, innovation park, Henan National University Science and Technology Park (East District), 289 West Third Ring Road, high tech Industrial Development Zone, Zhengzhou City, Henan Province, 450000 Applicant after: Huaxin holding (Henan) Co.,Ltd. Address before: Floor 1-7, block B, building 6, innovation park, Henan National University Science and Technology Park (East District), 289 West Third Ring Road, high tech Industrial Development Zone, Zhengzhou City, Henan Province, 450000 Applicant before: Henan China Power Investment Huaxin Power Engineering Co.,Ltd. |
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