CN113824239A - Water jacket cooling machine base structure of high-power semi-direct-drive wind driven generator - Google Patents
Water jacket cooling machine base structure of high-power semi-direct-drive wind driven generator Download PDFInfo
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- CN113824239A CN113824239A CN202111063394.1A CN202111063394A CN113824239A CN 113824239 A CN113824239 A CN 113824239A CN 202111063394 A CN202111063394 A CN 202111063394A CN 113824239 A CN113824239 A CN 113824239A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
- H02K5/203—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium specially adapted for liquids, e.g. cooling jackets
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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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
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses a water jacket cold machine seat structure of a high-power semi-direct-drive wind driven generator, which solves the problem of how to design a simple water jacket machine seat structure so as to meet the requirement of 90 overturning in the air and effectively reduce the water resistance in a water jacket; two main hanging scaffold lug seats are symmetrically arranged on the outer side surface of a cylindrical base of a semi-direct-drive wind driven generator, the main hanging scaffold lug seats and two end plates on the base are fixedly welded together through transverse connecting ribs, and auxiliary hanging lugs are respectively arranged on the left end plate and the right end plate of the base; connecting a main lifting appliance with a lifting lug seat of a main lifting disk, and lifting a water jacket cooler seat of a high-power semi-direct-drive wind driven generator into the air by using main lifting equipment through the main lifting appliance to realize the overturning of the seat; a spiral cooling water circulation waterway is arranged along the outer circumference of the cylindrical base of the semi-direct-drive wind driven generator, and a water inlet and a water outlet which are tangent to the waterway at the water inlet and the water outlet are arranged; the stator cooling requirement of the high-power semi-direct-drive wind driven generator is met.
Description
Technical Field
The invention relates to a semi-direct-drive wind driven generator, in particular to a water jacket cooling machine seat structure of a high-power semi-direct-drive wind driven generator.
Background
The engine base of the semi-direct-drive wind driven generator is cylindrical, and is arranged on the side vertical surface of the gear box in a cantilever manner through a flange end ring of the engine base driving end; the assembly of the semi-direct-drive wind driven generator and the gear box is carried out on the ground in a vertical connection mode; on the ground, a gear box is vertically placed, the semi-direct-drive wind driven generator is lifted and then turned over by 90 degrees in the air, then the semi-direct-drive wind driven generator falls on the vertically placed gear box in a vertical mode, the semi-direct-drive wind driven generator is connected with the gear box, then the gear box connected with the generator is turned over by 90 degrees, and finally the semi-direct-drive wind driven generator and the gear box are lifted to a wind power tower in the air; because the weight of the semi-direct-drive wind driven generator is about 45 tons, when 90-degree overturning is completed in the air, the strength and the arrangement mode of a lifting lug on the water jacket cooling machine base have higher strength requirements, and how to ensure that the 90-degree overturning is completed stably in the air after the lifting and suspending is realized becomes a difficult problem to be solved on site; in addition, a circulating cooling water path is arranged in a water jacket cooling base of the semi-direct-drive wind driven generator, the circulating cooling water path in the prior art is arranged along the outer side wall of the base in an S shape, and a water inlet and a water outlet of the circulating cooling water path are arranged at the positions adjacent to one end of the motor base, so that the S-shaped water jacket structure has the defects of long cooling water flow path, large water resistance in a water jacket and serious water pressure loss; particularly, for a motor with high power, because the heating power of the motor is high, two groups of S-shaped cooling water channels are generally required to be configured to meet the heat exchange requirement of a motor stator, two water inlets and two water outlets are arranged on the base, and the problem of complex base structure and water channel connection structure exists; aiming at a high-power wind driven generator, a water jacket cold machine seat structure which is simple and convenient and can reduce water resistance in a water jacket structure so as to improve the cooling effect of the water jacket cold machine seat structure is designed, and the problem to be solved on site is solved.
Disclosure of Invention
The invention provides a water jacket cold machine base structure of a high-power semi-direct-drive wind driven generator, and solves the technical problems of designing a simple water jacket base structure to meet the requirement of 90-degree turning in the air and effectively reducing water resistance in a water jacket.
The invention solves the technical problems by the following technical scheme:
the general concept of the invention is: two main hanging scaffold lifting lug seats are symmetrically arranged on the outer side surface of a cylindrical base of a semi-direct-drive wind driven generator, and the main hanging scaffold lifting lug seats and two end plates on the base are fixedly welded together through transverse connecting ribs, so that a high-strength lifting tool connecting mechanism tightly combined with a base frame is constructed, and auxiliary lifting lugs are respectively arranged on the left end plate and the right end plate of the base; connecting a main lifting appliance with a lifting lug seat of a main lifting disk, lifting a water jacket cooler seat of a high-power semi-direct-drive wind driven generator into the air by using main lifting equipment through the main lifting appliance, and then lifting and putting down lifting lugs on two end plates of a base by using auxiliary lifting equipment to realize the overturning of the base; the spiral cooling water circulation waterway is arranged along the outer circumference of the cylindrical base of the semi-direct-drive wind driven generator, the water inlet tangent to the waterway at the water inlet is arranged, the water outlet tangent to the waterway at the water outlet is arranged, and the central axis of the water inlet and the central axis of the water outlet are arranged perpendicular to each other, so that the effect of greatly reducing the water resistance in the water cooling jacket is achieved; the simple spiral circulating cooling water channel with low water resistance meets the stator cooling requirement of the high-power semi-direct-drive wind driven generator.
A water jacket cooling machine seat structure of a high-power semi-direct-drive wind driven generator comprises a cylindrical water jacket cooling machine seat outer cylinder, a drive end annular end plate is fixedly arranged on a left side circular port of the cylindrical water jacket cooling machine seat outer cylinder, a non-drive end annular end plate is fixedly arranged on a right side circular port of the cylindrical water jacket cooling machine seat outer cylinder, two annular end plate connecting ribs are arranged between the drive end annular end plate and the non-drive end annular end plate at intervals, a front side main lifting appliance disc-shaped lifting lug seat and a rear side main lifting appliance disc-shaped lifting lug seat are symmetrically arranged on the outer side surface of the cylindrical water jacket cooling machine seat outer cylinder, the structure of the front side main lifting appliance disc-shaped lifting lug seat is completely the same as that of the rear side main lifting appliance disc-shaped lifting lug seat, a lifting disc seat center hole is arranged at the center of the front side main lifting appliance disc-shaped lifting lug seat, and the outer vertical surface of the lifting disc seat outside the lifting disc seat center hole is arranged on the lifting disc seat, the main lifting appliance connecting screw holes are arranged on the same circumference outside the central hole of the lifting platform seat at equal intervals in radian; a disc-shaped lug seat of a front main lifting appliance is connected with a dumbbell-shaped main lifting appliance, an inserting column is arranged on the left side vertical surface of the dumbbell-shaped main lifting appliance, a bolt through hole is formed in an annular bulge on the left side of the dumbbell-shaped main lifting appliance, the inserting column is inserted into a central hole of a lifting disc seat, the bolt through hole and a main lifting appliance connecting screw are correspondingly arranged, and a connecting bolt is arranged between the bolt through hole and a main lifting appliance connecting screw hole; four driving end auxiliary lifting lugs are arranged on the driving end annular end plate at equal intervals in a radian mode, and four non-driving end auxiliary lifting lugs are arranged on the non-driving end annular end plate at equal intervals in a radian mode.
The water inlet of the spiral circulating water channel is connected with a driving end cooling water inlet water nozzle, the central axis of the driving end cooling water inlet water nozzle is tangent to the spiral track of the spiral water channel at the water inlet, the water outlet of the spiral circulating water channel is connected with a non-driving end cooling water outlet water nozzle, and the central axis of the non-driving end cooling water outlet water nozzle is tangent to the spiral track of the spiral water channel at the water outlet.
According to the invention, the high-strength lifting appliance connecting seat is arranged on the outer side surface of the machine base, and the auxiliary lifting lugs are respectively arranged on the two end plates of the machine base, so that the large-weight machine base can be stably turned over by 90 degrees in the air; in addition, the water jacket cooling structure is designed into a spiral water channel form, and the positions of the water inlet and the water outlet are designed into the direction along the tangent line of the spiral line, so that the pressure loss of water in the water channel is reduced, the flow speed of circulating water flow is accelerated, and the cooling effect of the motor stator is improved.
Drawings
FIG. 1 is a schematic view of the present invention in a front view;
FIG. 2 is a schematic view of the present invention in a left side view;
FIG. 3 is a schematic diagram of the helical circulating water passage 14 of the present invention;
fig. 4 is a diagram of the matching relationship between the disc-shaped lug seat 5 of the front main spreader and the dumbbell-shaped main spreader 15 of the present invention.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings:
a water jacket cooling machine seat structure of a high-power semi-direct-drive wind driven generator comprises a cylindrical water jacket cooling machine seat outer cylinder 1, a drive end annular end plate 2 is fixedly arranged on a left side circular port of the cylindrical water jacket cooling machine seat outer cylinder 1, a non-drive end annular end plate 3 is fixedly arranged on a right side circular port of the cylindrical water jacket cooling machine seat outer cylinder 1, two annular end plate connecting ribs 4 are arranged between the drive end annular end plate 2 and the non-drive end annular end plate 3 at intervals, a front side main hanger disc-shaped hanger seat 5 and a rear side main hanger disc-shaped hanger seat 12 are symmetrically arranged on the outer side surface of the cylindrical water jacket cooling machine seat outer cylinder 1, the structure of the front side main hanger disc-shaped hanger seat 5 is completely the same as that of the rear side main hanger disc-shaped hanger seat 12, a hanger seat center hole 6 is arranged at the center of the front side main hanger disc-shaped hanger seat 5, and a hanger seat outer vertical surface outside the hanger seat center hole 6 of the hanger seat, the main lifting appliance connecting screw holes 7 are arranged on the same circumference outside the central hole 6 of the lifting platform seat at equal intervals in radian; a dumbbell-shaped main lifting appliance 15 is connected to the disk-shaped lifting lug seat 5 of the front main lifting appliance, an inserting column 16 is arranged on the vertical surface of the left side of the dumbbell-shaped main lifting appliance 15, a bolt through hole 17 is arranged on the annular bulge on the left side of the dumbbell-shaped main lifting appliance 15, the inserting column 16 is inserted into the central hole 6 of the lifting appliance seat, the bolt through hole 17 and the main lifting appliance connecting screw hole 7 are correspondingly arranged, and a connecting bolt is arranged between the bolt through hole 17 and the main lifting appliance connecting screw hole 7; four driving end auxiliary lifting lugs 10 are arranged on the driving end annular end plate 2 at equal intervals in a radian mode, and four non-driving end auxiliary lifting lugs 11 are arranged on the non-driving end annular end plate 3 at equal intervals in a radian mode.
The cylindrical water jacket cooling machine base inner cylinder 13 is arranged in the cylindrical water jacket cooling machine base outer cylinder 1, a spiral circulating water channel 14 is arranged between the cylindrical water jacket cooling machine base outer cylinder 1 and the cylindrical water jacket cooling machine base inner cylinder 13, a driving end cooling water inlet water nozzle 8 is connected to a water inlet of the spiral circulating water channel 14, the central axis of the driving end cooling water inlet water nozzle 8 is tangent to the spiral track of the spiral water channel at the water inlet, a non-driving end cooling water outlet water nozzle 9 is connected to a water outlet of the spiral circulating water channel 14, and the central axis of the non-driving end cooling water outlet water nozzle 9 is tangent to the spiral track of the spiral water channel at the water outlet.
Firstly, two dumbbell-shaped main lifting appliances 15 are manufactured, bolt through holes 17 are formed in an annular eave protruding from one side of each dumbbell-shaped main lifting appliance 15, six bolt through holes 17 can be manufactured and are uniformly arranged on the same circumference of the annular eave at equal intervals in an arc manner, and an inserting column 16 is welded at the center of the outer vertical surface of the protruding annular eave with the bolt through holes 17; the two manufactured dumbbell-shaped main lifting appliances 15 are respectively inserted into the disk-shaped lifting lug seats 5 and 12 of the front main lifting appliance and the rear main lifting appliance, and the dumbbell-shaped main lifting appliances 15 and the disk-shaped lifting lug seats of the main lifting appliances are firmly connected by bolts; a gear box is vertically placed on the ground, main hoisting steel wire ropes are respectively arranged on two dumbbell-shaped main hoisting devices 15 and are connected with an aerial main hoisting device, a driving-end auxiliary hoisting steel wire rope is connected with a driving-end auxiliary hoisting lug 10, the driving-end auxiliary hoisting steel wire rope is connected with an aerial first auxiliary hoisting device, a non-driving-end auxiliary hoisting steel wire rope is connected with a non-driving-end auxiliary hoisting lug 11, and the non-driving-end auxiliary hoisting steel wire rope is connected with an aerial second auxiliary hoisting device; the machine base is lifted to the air by the main lifting equipment, the two main lifting steel wire ropes bear the whole weight of the machine base, then the first auxiliary lifting equipment lifts and pulls the driving-end auxiliary lifting steel wire rope upwards, the second auxiliary lifting equipment lowers the non-driving-end auxiliary lifting steel wire rope, the machine base can use the two dumbbell-shaped main lifting appliances as a central shaft in the air, 90-degree turning in the air is achieved, and after the machine base is turned over, the machine base falls onto the top surface of the gearbox on the ground through the air main lifting equipment.
Claims (2)
1. A water jacket cooling machine seat structure of a high-power semi-direct-drive wind driven generator comprises a cylindrical water jacket cooling machine seat outer cylinder (1), wherein a driving end annular end plate (2) is fixedly arranged on a left side circular port of the cylindrical water jacket cooling machine seat outer cylinder (1), a non-driving end annular end plate (3) is fixedly arranged on a right side circular port of the cylindrical water jacket cooling machine seat outer cylinder (1), two annular end plate connecting ribs (4) are arranged between the driving end annular end plate (2) and the non-driving end annular end plate (3) at intervals, and the water jacket cooling machine seat structure is characterized in that a front side main hanger disc-shaped hanger seat (5) and a rear side main hanger disc-shaped hanger seat (12) are symmetrically arranged on the outer side surface of the cylindrical water jacket cooling machine seat outer cylinder (1), the structure of the front side main hanger disc-shaped hanger seat (5) is completely the same as the structure of the rear side main hanger disc-shaped hanger seat (12), a central hole (6) of a hanging scaffold seat is arranged at the center of a disk-shaped lug seat (5) of a front main hanger, a main hanger connecting screw hole (7) is arranged on the outer vertical surface of the hanging scaffold seat outside the central hole (6) of the hanging scaffold seat, and the main hanger connecting screw holes (7) are arranged on the same circumference outside the central hole (6) of the hanging scaffold seat at equal intervals in a radian manner; a dumbbell-shaped main lifting appliance (15) is connected to the disc-shaped lifting lug seat (5) of the front side main lifting appliance, an inserting column (16) is arranged on the vertical surface of the left side of the dumbbell-shaped main lifting appliance (15), a bolt penetrating hole (17) is formed in the annular bulge on the left side of the dumbbell-shaped main lifting appliance (15), the inserting column (16) is inserted into the central hole (6) of the lifting disc seat, the bolt penetrating hole (17) and a main lifting appliance connecting screw hole (7) are correspondingly arranged, and a connecting bolt is arranged between the bolt penetrating hole (17) and the main lifting appliance connecting screw hole (7); four driving end auxiliary lifting lugs (10) are arranged on the driving end annular end plate (2) at equal intervals in a radian mode, and four non-driving end auxiliary lifting lugs (11) are arranged on the non-driving end annular end plate (3) at equal intervals in a radian mode.
2. The water jacket cold machine seat structure of the high-power semi-direct-drive wind driven generator according to claim 1, it is characterized in that a cylindrical water jacket cooling machine base inner cylinder (13) is arranged in the cylindrical water jacket cooling machine base outer cylinder (1), a spiral circulating water channel (14) is arranged between the cylindrical water jacket cooler base outer cylinder (1) and the cylindrical water jacket cooler base inner cylinder (13), a driving end cooling water inlet water nozzle (8) is connected to the water inlet of the spiral circulating water channel (14), the central axis of the driving end cooling water inlet water nozzle (8) is tangent to the spiral track of the spiral water channel at the water inlet, the water outlet of the spiral circulating water channel (14) is connected with a non-drive end cooling water outlet water nozzle (9), and the central axis of the non-drive end cooling water outlet water nozzle (9) is tangent to the spiral track of the spiral water channel at the water outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111063394.1A CN113824239A (en) | 2021-09-10 | 2021-09-10 | Water jacket cooling machine base structure of high-power semi-direct-drive wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111063394.1A CN113824239A (en) | 2021-09-10 | 2021-09-10 | Water jacket cooling machine base structure of high-power semi-direct-drive wind driven generator |
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| Publication Number | Publication Date |
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| CN113824239A true CN113824239A (en) | 2021-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111063394.1A Pending CN113824239A (en) | 2021-09-10 | 2021-09-10 | Water jacket cooling machine base structure of high-power semi-direct-drive wind driven generator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023124632A1 (en) * | 2021-12-30 | 2023-07-06 | 西安中车永电捷力风能有限公司 | Compact semi-direct drive permanent magnet synchronous wind turbine generator |
-
2021
- 2021-09-10 CN CN202111063394.1A patent/CN113824239A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023124632A1 (en) * | 2021-12-30 | 2023-07-06 | 西安中车永电捷力风能有限公司 | Compact semi-direct drive permanent magnet synchronous wind turbine generator |
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