CN210350919U

CN210350919U - Wind driven generator base

Info

Publication number: CN210350919U
Application number: CN201920964301.4U
Authority: CN
Inventors: 沈翀
Original assignee: Wuxi Rhester Machinery Co ltd
Current assignee: Wuxi Rhester Machinery Co ltd
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-04-17
Anticipated expiration: 2029-06-25

Abstract

The utility model discloses a wind driven generator frame relates to wind driven generator frame technical field, appears not hard up problem for solving current wind driven generator frame radiating effect poor, frame and end cover. The upper end of shell body is provided with the terminal box, the both sides of terminal box are provided with rings, one side of rings is provided with business turn over water pipe, one side of business turn over water pipe is provided with the oiling machine seat, the bottom of shell body is provided with the footing, the inside of footing is provided with the frame connecting hole, the surface of shell body is provided with the vent, the inside of shell body is provided with interior barrel, be provided with the cooling tube between shell body and the interior barrel, the both sides of cooling tube are provided with the manger plate ring, one side of shell body is provided with the end cover, the outside of end cover is provided with threaded connection hole, the top of end cover is provided with annular laminating circle.

Description

Wind driven generator base

Technical Field

The utility model relates to a aerogenerator frame technical field specifically is an aerogenerator frame.

Background

Until now, fossil energy such as petroleum, natural gas and coal is still an energy support column of world economy, however, the limit of fossil resources and the harmfulness to the environment increasingly threaten the safety and development of human beings, wind energy is a green new energy, the most main form of wind energy utilization is wind power generation, the wind power generation is environment-friendly, mature in technology, high in reliability, low in cost and remarkable in scale benefit, and is a novel energy which is developed fastest, the design and the use of a wind power generator are paid attention and attentions all over the world, and the use of a wind power generator base is also more and more extensive.

At present, a stator coil is arranged inside a wind driven generator base on the market, the base is mostly barrel-shaped, one end of an opening of the base is an end cover mounting end, the wind driven generator base and the end cover are generally fixed and positioned through bolts in a fastening mode, however, in the actual operation of a wind driven generator, the heat dissipation performance of the base is poor, the heat generated by the stator coil can enable a base shell to be heated and expanded, the temperature difference between the end cover and the base shell is large, and the end cover and the base shell cannot be expanded along with the temperature difference, so that bolts for connecting the base and the end cover are subjected to long-term alternating shear stress, the problem of bolt looseness and creep deformation is finally caused, the long-term use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wind driven generator frame to the frame radiating effect who proposes among the solution above-mentioned background art is poor, frame and end cover appear not hard up problem.

In order to achieve the above object, the utility model provides a following technical scheme: a wind driven generator base comprises an outer shell, wherein a junction box is arranged at the upper end of the outer shell, lifting rings are arranged on two sides of the junction box, a water inlet and outlet pipe is arranged on one side of each lifting ring, a water pipe dustproof plug is arranged outside the water inlet and outlet pipe, an oil injector seat is arranged on one side of the water inlet and outlet pipe, a wiring frame is arranged inside the junction box, a lead pipe is arranged on one side of the wiring frame, a bottom foot is arranged at the bottom of the outer shell, a base connecting hole is arranged inside the bottom foot, a ventilation opening is arranged on the outer surface of the outer shell, two ventilation openings are arranged, an inner barrel is arranged inside the outer shell, a radiating pipe is arranged between the outer shell and the inner barrel, a plurality of radiating pipes are arranged, water retaining rings are arranged on, the outer portion of the end cover is provided with a threaded connecting hole, an annular attaching ring is arranged above the end cover, and a fastening bolt is arranged on the outer surface of the annular attaching ring.

Preferably, the lifting rings are connected with the outer shell in a welding mode, and the number of the lifting rings is two.

Preferably, the bottom feet are connected with the outer shell in a welding mode, and two engine base connecting holes are formed.

Preferably, the inner cylinder body is run through to the one end of business turn over water pipe, and the one end of business turn over water pipe extends to the inside of cooling tube.

Preferably, the threaded connection holes are provided with a plurality of, the fastening bolts are provided with a plurality of, and the outer shell, the end cover and the annular laminating ring are fixedly connected through the fastening bolts.

Preferably, the junction box is fixedly connected with the outer shell through bolts, the junction frame is connected with the junction box in a welding mode, and the lead tube is connected with the junction box in a welding mode.

Compared with the prior art, the beneficial effects of the utility model are that:

1. barrel, cooling tube and vent in this aerogenerator frame is through setting up, cooling tube between interior barrel and the shell body inserts the circulating water as the coolant liquid through two business turn over water pipes, when aerogenerator function, the barrel in most by the stator conduction of the heat that is produced by stator coil, take away by the coolant liquid in the cooling tube again, the heat of most heat of rotor and partial stator is bloied through the vent on the shell body and is taken away, make aerogenerator frame inner structure compact when having excellent radiating effect.

2. This aerogenerator frame is through setting up annular laminating circle, fastening bolt and end cover, because the terminal medial surface of annular laminating circle closely cooperates with the surface of shell body mounting end face, so can carry on spacingly through annular laminating circle to the mounting end face of shell body, the shell body mounting end that prevents the frame is because of the too big deformation that thermal expansion arouses, bear the external stress of frame thermal deformation through annular laminating circle, make fastening bolt bear less alternation shear stress as far as possible, fundamentally has protected fastening bolt, thereby prevent that frame and bolted connection are not hard up, the security of using for a long time has been improved.

Drawings

FIG. 1 is an overall front view of the present invention;

fig. 2 is an overall plan view of the present invention;

fig. 3 is a schematic structural diagram of the end cap of the present invention.

In the figure: 1. an outer housing; 2. an inner cylinder; 3. a hoisting ring; 4. a junction box; 5. a radiating pipe; 6. a water retaining ring; 7. a water inlet pipe and a water outlet pipe; 8. an oil injector seat; 9. footing; 10. a machine base connecting hole; 11. a vent; 12. the water pipe is dustproof and blocked; 13. a wire frame; 14. a lead tube; 15. an annular attaching ring; 16. fastening a bolt; 17. an end cap; 18. and (4) connecting the holes by screw threads.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, the present invention provides an embodiment: a wind driven generator base comprises an outer shell 1, a junction box 4 is arranged at the upper end of the outer shell 1, lifting rings 3 are arranged on two sides of the junction box 4, a water inlet and outlet pipe 7 is arranged on one side of each lifting ring 3, a water pipe dustproof plug 12 is arranged outside the water inlet and outlet pipe 7, an oil injector seat 8 is arranged on one side of the water inlet and outlet pipe 7, a wiring frame 13 is arranged inside the junction box 4, a lead pipe 14 is arranged on one side of the wiring frame 13, a bottom foot 9 is arranged at the bottom of the outer shell 1, a base connecting hole 10 is arranged inside the bottom foot 9, a vent 11 is arranged on the outer surface of the outer shell 1, two vent 11 are arranged, an inner barrel 2 is arranged inside the outer shell 1, a radiating pipe 5 is arranged between the outer shell 1 and the inner barrel 2, a plurality of radiating pipes 5 are arranged, the outer part of the end cover 17 is provided with a threaded connecting hole 18, an annular attaching ring 15 is arranged above the end cover 17, and the outer surface of the annular attaching ring 15 is provided with a fastening bolt 16.

Further,

rings

3 and 1 welded connection of shell body, and rings 3 are provided with two, in production, transportation and installation, only need to lift by crane the lifting hook of equipment and directly collude and just can lift by crane on rings 3, saved the trouble of tying the generator base with the rope.

Further, the feet 9 are connected with the outer shell 1 in a welding mode, two engine base connecting holes 10 are formed, and the engine base and other parts are installed and fixed through the engine base connecting holes 10.

Further, barrel 2 in running through, and the one end of business turn over water pipe 7 extends to the inside of cooling tube 5, business turn over water pipe 7 and cooling tube 5 sealing connection, has good leakproofness, has guaranteed the circulation heat dissipation of coolant liquid in the cooling tube 5.

Further, threaded connection hole 18 is provided with a plurality of, and fastening bolt 16 is provided with a plurality of, and shell body 1 and end cover 17 pass through fastening bolt 16 fixed connection with annular laminating circle 15, have realized shell body 1 and end cover 17 spacing and fixed through annular laminating circle 15 and fastening bolt 16.

Further, the junction box 4 is fixedly connected with the outer shell 1 through bolts, the junction frame 13 is connected with the junction box 4 in a welding mode, and the lead tube 14 is connected with the junction box 4 in a welding mode, so that the electrical components can be installed and fixed conveniently.

The working principle is as follows: when in use, firstly, the electronic elements on the wind driven generator are installed and fixed through the wiring frame 13 and the lead tube 14, the oil ejector is installed on the oil ejector seat 8 and is used for injecting lubricating oil for a bearing for installing a rotor, the radiating pipe 5 and the water retaining ring 6 on the inner wall of the inner cylinder body 2 and the two water inlet and outlet pipes 7 form a radiating system, most of heat generated by the stator coil is transmitted to the inner cylinder body 2 through the stator and then is taken away by cooling liquid in the radiating pipe 5, most of heat of the rotor and part of heat of the stator are blown away through the ventilation opening 11 on the outer shell body 1, and through the arrangement of the annular attaching ring 15, the fastening bolt 16 and the end cover 17, as the inner side surface of the tail end of the annular attaching ring 15 is tightly matched with the outer surface of the installation end surface of the outer shell body 1, the installation end of the outer shell body 1 of the engine base can be, the annular attaching ring 15 bears the external stress of the heat deformation of the base, so that the fastening bolt 16 bears smaller alternating shear stress as far as possible, the fastening bolt 16 is fundamentally protected, in the production, transportation and installation processes, when the base of the wind driven generator needs to be moved, the lifting hook of the lifting equipment only needs to be directly hooked on the lifting ring 3 to lift, and when the base of the wind driven generator needs to be fixed, the base and other parts are installed and fixed through the base connecting holes 10 on the bottom feet 9.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A wind driven generator base comprises an outer shell (1), and is characterized in that: the improved water pipe heat exchanger is characterized in that a junction box (4) is arranged at the upper end of the outer shell (1), rings (3) are arranged on two sides of the junction box (4), a water inlet and outlet pipe (7) is arranged on one side of each ring (3), a water pipe dustproof plug (12) is arranged outside the water inlet and outlet pipe (7), an oil injector seat (8) is arranged on one side of the water inlet and outlet pipe (7), a wiring frame (13) is arranged inside the junction box (4), a lead pipe (14) is arranged on one side of the wiring frame (13), bottom feet (9) are arranged at the bottom of the outer shell (1), a machine seat connecting hole (10) is arranged inside the bottom feet (9), a vent (11) is arranged on the outer surface of the outer shell (1), two vent (11) are arranged, an inner barrel body (2) is arranged inside the outer shell (1), and a radiating, and radiating pipe (5) are provided with a plurality of, the both sides of radiating pipe (5) are provided with manger plate ring (6), and manger plate ring (6) are provided with a plurality of, one side of shell body (1) is provided with end cover (17), the outside of end cover (17) is provided with threaded connection hole (18), the top of end cover (17) is provided with annular laminating circle (15), the surface of annular laminating circle (15) is provided with fastening bolt (16).

2. A wind turbine foundation according to claim 1, characterised in that: the lifting rings (3) are connected with the outer shell (1) in a welding mode, and the number of the lifting rings (3) is two.

3. A wind turbine foundation according to claim 1, characterised in that: footing (9) and shell body (1) welded connection, frame connecting hole (10) are provided with two.

4. A wind turbine foundation according to claim 1, characterised in that: one end of the water inlet and outlet pipe (7) penetrates through the inner cylinder body (2), and one end of the water inlet and outlet pipe (7) extends to the inside of the radiating pipe (5).

5. A wind turbine foundation according to claim 1, characterised in that: the threaded connection hole (18) is provided with a plurality of, the fastening bolt (16) is provided with a plurality of, and the outer shell (1) and the end cover (17) are fixedly connected with the annular attaching ring (15) through the fastening bolt (16).

6. A wind turbine foundation according to claim 1, characterised in that: junction box (4) pass through bolt fixed connection with shell body (1), junction box (13) and junction box (4) welded connection, lead wire pipe (14) and junction box (4) welded connection.