CN113323825A - Ventilation and heat dissipation device used in wind generating set - Google Patents

Ventilation and heat dissipation device used in wind generating set Download PDF

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Publication number
CN113323825A
CN113323825A CN202110644361.XA CN202110644361A CN113323825A CN 113323825 A CN113323825 A CN 113323825A CN 202110644361 A CN202110644361 A CN 202110644361A CN 113323825 A CN113323825 A CN 113323825A
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China
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rod
side edge
block
outer box
ventilation
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CN202110644361.XA
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CN113323825B (en
Inventor
高飞飞
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Shanxi Lanneng Xiaoxi New Energy Co Ltd
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Hangzhou Dongyuan Technology Co ltd
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Publication of CN113323825A publication Critical patent/CN113323825A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D80/00Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
    • F03D80/60Cooling or heating of wind motors
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction

Abstract

The invention discloses a ventilation and heat dissipation device used in a wind generating set, which relates to the field of wind power generation and comprises a fixed outer box, wherein a fastening end groove is horizontally formed in one side edge of the fixed outer box, side fixing blocks are vertically welded to the top surface and the bottom surface of the fixed outer box, a connecting through hole is formed in the side edge of each side fixing block, a ventilation grid is arranged on one side edge of the fixed outer box far away from the fastening end groove, an extending vertical pipe is vertically and upwards butted with the top surface of the fixed outer box, a top fixing block is horizontally butted with the top end of the extending vertical pipe, a fan blade is arranged at one end of each top fixing block, ventilation holes are symmetrically formed in the side edge of the fastening end groove, and a side ventilation through groove is formed in one side edge of the fastening end groove close to the ventilation grid. The device has a split structure, is simple and convenient to operate, adopts a mechanical connecting mechanism to ensure that the transmission is more direct and efficient, and simultaneously utilizes the wind energy of the device to drive the device to ensure that the device is more energy-saving and environment-friendly.

Description

Ventilation and heat dissipation device used in wind generating set
Technical Field
The invention relates to the technical field of wind generating sets, in particular to a ventilation and heat dissipation device used in a wind generating set.
Background
Wind is one of pollution-free energy sources. Moreover, it is inexhaustible. The wind power generation device is very suitable for and can be used for generating electricity by utilizing wind power according to local conditions in coastal islands, grassland pasturing areas, mountain areas and plateau areas with water shortage, fuel shortage and inconvenient traffic. Offshore wind power is an important field of renewable energy development, is an important force for promoting wind power technology progress and industry upgrading, and is an important measure for promoting energy structure adjustment. China is rich in offshore wind energy resources, offshore wind power project construction is accelerated, and the method has important significance for promoting treatment of atmospheric haze, adjustment of energy structures and conversion of economic development modes in coastal areas. Wind power generation refers to converting kinetic energy of wind into electric energy. Wind energy is a clean and pollution-free renewable energy source and is used by people for a long time, mainly water is pumped and ground through a windmill, and people are interested in how to use wind to generate electricity. The wind power generation is very environment-friendly, and the wind energy is huge, so that the wind power generation is increasingly paid attention by various countries in the world.
To present wind power generation, inside the power generation main part, because the continuous operation of organism, the condition that can generate heat, and can lead to the fact certain influence to generating set when the heat reachs certain numerical value, traditional heat dissipation is just set up the louvre on the main part outside limit of electricity generation and dispels the heat, such passive heat dissipation makes fast enough and not high-efficient enough, can not play radiating effect, and some adopted the fan body to its inside initiative heat dissipation, such heat dissipation makes still need utilize the electric energy that a part wind-force was generated, make resource waste more, be unfavorable for present energy saving and emission reduction's guideline.
Disclosure of Invention
The invention aims to provide a ventilation and heat dissipation device for a wind generating set, and aims to solve the problems that for the existing wind power generation in the background art, due to the continuous operation of a machine body in a power generation main body, the internal part of the power generation main body can generate heat, and when the heat reaches a certain value, the power generation set can be influenced to a certain extent.
In order to achieve the purpose, the invention provides the following technical scheme:
a ventilation and heat dissipation device used in a wind generating set comprises a fixed outer box, wherein a fastening end groove is horizontally formed in one side edge of the fixed outer box, side fixing blocks are vertically welded to the top surface and the bottom surface of the fixed outer box, connecting through holes are formed in the side edge of each side fixing block, a ventilation grid is formed in one side edge of the fixed outer box far away from the fastening end groove, an extending vertical pipe is vertically and upwards butted on the top surface of the fixed outer box, a top fixing block is horizontally butted on the top end of the extending vertical pipe, a fan blade is arranged at one end of each top fixing block, vent holes are symmetrically formed in the side edge of each fastening end groove, a side through groove is formed in one side edge of the fastening end groove close to the ventilation grid, a top threaded hole is formed in the top surface of the fixed outer box, an inner fixing rod is vertically and inwards welded on the inner side edge of the fixed outer box, and an inserting rod is horizontally inserted into the side edge of the inner fixing rod, one end of the insertion rod is fixedly sleeved with a fixed sleeve, heat extraction blades are uniformly welded on the outer side edge of the fixed sleeve, a through hole is formed in the top end of the inner fixed rod, an inner fixed block is welded on the inner side edge of the inner fixed rod, a bevel gear is fixedly sleeved on the outer side edge of the insertion rod, a side bearing is fixedly clamped and connected on the side wall of the inner fixed rod, an inner top block is horizontally welded on the inner side edge of the inner fixed rod, the bottom surface of the inner top block is in butt joint with a first transmission bevel wheel, a top connection screw hole is formed in the top end of the extension vertical pipe, an inner bearing block is vertically and fixedly welded on the inner side edge of the extension vertical pipe, a bottom screw is vertically and downwards welded at the bottom end of the extension vertical pipe, an inserting through hole is formed in the central axis position of the bottom screw, a fixed block is welded on the inner side edge of the top fixed block, and an insertion shaft rod is horizontally inserted and connected on the side edge of the fixed block, the fan blade is characterized in that a main cone pulley is welded at one end, away from the fan blades, of the insertion shaft rod, a bottom fixing block is welded on the inner bottom surface of the top fixing block, the top surface of the bottom fixing block is in butt joint with a transmission cone pulley II, an extension vertical rod is vertically inserted into the bottom surface of the top fixing block, an insertion rectangular block is welded at the bottom end of the extension vertical rod, a clamping block is clamped on the outer side edge of the insertion rectangular block, a through hole is formed in the top surface of the inner ejecting block, an inner clamping groove is formed in the bottom surface of the inner ejecting block, a rotating clamping block is clamped on the inner side edge of the inner clamping groove, and a clamping groove is formed in the center position of the top surface of the rotating clamping block.
As a preferred embodiment of the present invention: the lock joint end slot level is seted up in a side central point of fixed outer container and is put, and all runs through three sides of fixed outer container and extend to the outside position setting, and the number of side fixed block is a plurality of, and the fixed top surface and the bottom surface that set up at fixed outer container of a plurality of side fixed blocks are close to the border position, and the inside of ventilative grid keeps leading to with the inside of fixed outer container and connects the setting.
As a preferred embodiment of the present invention: the bottom end of the extension vertical pipe is vertically downwards butted at the top threaded hole top opening position, the fan blades are fixedly sleeved at the outer side edge position of one end of the inserting shaft rod, and the air holes and the inner part of the side through groove are communicated with the inner part of the fixed outer box.
As a preferred embodiment of the present invention: the inside of top screw hole keeps leading to with the inside of fixed outer container and connects the setting, and the top position of dead lever including the butt joint of the bottom of top screw hole, and the one end level of grafting pole runs through interior dead lever and extends to inside, and inside the inboard side bearing of fixed block including extending the end grafting, the inside of interlude hole keeps leading to with the inside of top screw hole and connects the setting.
As a preferred embodiment of the present invention: the fixed setting of interior fixed block is in a side position of keeping away from the side bearing, and the one end level butt joint of conical gear is in the side position of interior fixed block, and the one end level of bayonet pole runs through the inside that the side bearing extends to interior dead lever, and the inboard of interior dead lever is close to top position in the fixed setting of interior top piece level, and the outside tooth limit of transmission cone wheel one and the outside tooth limit of conical gear are the setting of joggle each other.
As a preferred embodiment of the present invention: the inside of top connection screw hole keeps leading to with the inside of extending the riser and connects the setting, and the top fixed block is pegged graft and is set up through screw thread fixed connection in the inside of top connection screw hole, and the vertical outside limit position of cup jointing in the pole setting that extends of interior bearing block, and the end screw rod is pegged graft perpendicularly downwards in the inside of top screw hole, and sets up through screw thread fixed connection each other.
As a preferred embodiment of the present invention: the one end of grafting axostylus axostyle is pegged graft inside the inboard bearing of fixed block, and the lateral wall that the other end level of grafting axostylus axostyle runs through a fixed block extends to outside limit position, and the outside tooth limit of main cone pulley and the outside tooth limit of transmission cone pulley two set up in the joggle joint each other, and the fixed top position of cup jointing setting in the pole setting that extends of transmission cone pulley two.
As a preferred embodiment of the present invention: the bottom end of the extension vertical rod vertically penetrates through the extension vertical pipe downwards to extend to the inner side position of the inner fixed rod, and the extension end is inserted into the inner side position of the through hole and is butted at the top opening end position of the buckling groove.
As a preferred embodiment of the present invention: the inserting rectangular block is vertically inserted downwards at the inner side edge of the clamping groove, the inserting rectangular block is clamped and arranged inside the inner side channel of the clamping groove through the clamping block, and the bottom end of the rotating clamping block is vertically welded downwards at the top end of the first transmission bevel wheel.
Compared with the prior art, the invention has the beneficial effects that:
1. the heat extraction is more comprehensive by designing the wrapping shape, the fixed outer box is buckled at the outer side edge position of the unit through the buckling end groove, the fixed outer box is fixed in the main body through the bolt inserted in the connecting through hole, the extension vertical rod penetrates through the main body and is inserted in the inner fixing rod in an extending mode, the inserting rectangular block is inserted in the buckling groove to be fixed, the extension vertical pipe is sleeved at the outer side edge position of the extension vertical rod, the top fixing block is fixedly connected with the top connection screw hole through the screwed pipe at the bottom surface, the top end of the extension vertical rod is clamped in the transmission bevel wheel II through the same clamping structure, and the installation is simple and convenient through the clamping structure.
2. When the fan blades are blown by wind, the fan blades rotate to drive the insertion shaft rod to rotate, the main cone pulley drives the transmission cone pulley II to rotate, the extension vertical rod is driven to act in the extension vertical pipe under the rotation of the transmission cone pulley II, so that the transmission cone pulley I at the bottom end drives the cone gear to rotate, the insertion rod drives the heat extraction blades to rotate, heat generated by the unit is extracted from the air holes and the side through grooves under the rotation of the heat extraction blades and is finally exhausted to the outside from the air permeable grids.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic perspective view of a ventilation and heat dissipation device used in a wind turbine generator system;
FIG. 2 is a schematic structural diagram of a front section connection detail of a fixed outer box of a ventilation and heat dissipation device used in a wind turbine generator system;
FIG. 3 is a schematic structural diagram of a top cross-sectional connection detail of a fixed outer box of a ventilation and heat dissipation device used in a wind turbine generator system;
FIG. 4 is a schematic structural diagram of a front sectional connection detail of an internal fixing rod of a ventilation and heat dissipation device used in a wind turbine generator system;
FIG. 5 is a schematic structural view of a connection detail of an extended riser front section for a ventilation and heat dissipation device in a wind turbine generator system;
FIG. 6 is a schematic structural view of a top fixing block front view section connection detail of a ventilation and heat dissipation device used in a wind turbine generator system;
fig. 7 is a schematic structural diagram of a front section connection detail of an inner top block of a ventilation and heat dissipation device used in a wind generating set.
In the figure: 1. fixing the outer box; 2. fastening end grooves; 3. a side fixing block; 4. a connecting through hole; 5. a breathable grid; 6. an extension riser; 7. pushing the fixed block; 8. a fan blade; 9. air holes are formed; 10. a side through groove; 11. a top threaded hole; 12. an inner fixing rod; 13. a plug rod; 14. fixing a sleeve; 15. a heat exhaust blade; 16. inserting holes; 17. an inner fixed block; 18. a bevel gear; 19. a side bearing; 20. an inner top block; 21. a first transmission cone pulley; 22. jacking and connecting the screw hole; 23. an inner bearing block; 24. a bottom screw; 25. inserting through holes; 26. a fixed block; 27. inserting a shaft lever; 28. a main cone pulley; 29. a bottom fixed block; 30. a second transmission cone pulley; 31. extending the vertical rod; 32. inserting a rectangular block; 33. a clamping block; 34. a through hole; 35. an inner clamping groove; 36. rotating the clamping block; 37. a snap groove.
Detailed Description
Referring to fig. 1-2, in the embodiment of the present invention, a ventilation and heat dissipation device for use in a wind turbine generator system includes a fixed outer box 1, a fastening end groove 2 is horizontally formed on one side edge of the fixed outer box 1, side fixing blocks 3 are vertically welded on the top surface and the bottom surface of the fixed outer box 1, a connecting through hole 4 is formed on one side edge of each side fixing block 3, a ventilation grille 5 is formed on one side edge of the fixed outer box 1 away from the fastening end groove 2, the fastening end groove 2 is horizontally formed in the center of one side edge of the fixed outer box 1 and extends to the outside position through the three side edges of the fixed outer box 1, a plurality of side fixing blocks 3 are provided, the plurality of side fixing blocks 3 are fixedly disposed on the top surface and the bottom surface of the fixed outer box 1 near the edge positions, the interior of the ventilation grille 5 is in communication with the interior of the fixed outer box 1, an extending vertical pipe 6 is vertically and upwardly abutted on the top surface of the fixed outer box 1, the top end of the extending vertical pipe 6 is horizontally butted with a top fixing block 7, one end of the top fixing block 7 is provided with fan blades 8, the side edge of a fastening end groove 2 is symmetrically provided with vent holes 9, one side edge of the fastening end groove 2 close to the ventilating grid 5 is provided with a side through groove 10, the bottom end of the extending vertical pipe 6 is vertically butted downwards at the top opening position of a top threaded hole 11, the fan blades 8 are fixedly sleeved at the outer side edge position of one end of a splicing shaft rod 27, the insides of the vent holes 9 and the side through grooves 10 are communicated with the inside of the fixed outer box 1, the top surface of the fixed outer box 1 is provided with a top threaded hole 11, the inner side edge of the fixed outer box 1 is vertically welded with an inner fixing rod 12, the side edge of the inner fixing rod 12 is horizontally spliced with a splicing rod 13, the inside of the top threaded hole 11 is communicated with the inside of the fixed outer box 1, and the bottom end of the top threaded hole 11 is butted at the top end position of the inner fixing rod 12, one end of the insertion rod 13 horizontally penetrates through the inner fixing rod 12 and extends to the inside, the extending end is inserted into an inner side bearing of the inner fixing block 17, a fixing sleeve 14 is fixedly sleeved at one end of the insertion rod 13, and heat extraction blades 15 are uniformly welded on the outer side edge of the fixing sleeve 14;
referring to fig. 3-4, in an embodiment of the present invention, a ventilation and heat dissipation device for use in a wind turbine generator system is provided, wherein a through hole 16 is formed at a top end of an inner fixing rod 12, an inner portion of the through hole 16 is in communication with an inner portion of a top threaded hole 11, an inner fixing block 17 is welded to an inner side edge of the inner fixing rod 12, a bevel gear 18 is fixedly sleeved to an outer side edge of the insertion rod 13, a side bearing 19 is fixedly clamped to a side wall of the inner fixing rod 12, an inner top block 20 is horizontally welded to an inner side edge of the inner fixing rod 12, a bottom surface of the inner top block 20 is in butt joint with a transmission bevel gear 21, the inner fixing block 17 is fixedly disposed at a side edge position far away from the side bearing 19, one end of the bevel gear 18 is horizontally in butt joint with a side edge position of the inner fixing block 17, one end of the insertion rod 13 horizontally penetrates through the side bearing 19 to extend into the inner portion of the inner fixing rod 12, the inner top block 20 is horizontally fixedly disposed at an inner side of the inner fixing rod 12 close to a top end position, the outer side tooth edge of the first transmission cone pulley 21 and the outer side tooth edge of the bevel gear 18 are arranged in a tooth joint mode, the top end of the vertical extension pipe 6 is provided with a top joint screw hole 22, the inner side edge of the vertical extension pipe 6 is vertically and fixedly welded with an inner bearing block 23, the bottom end of the vertical extension pipe 6 is vertically and downwardly welded with a bottom screw rod 24, the inside of the top joint screw hole 22 and the inside of the vertical extension pipe 6 are in a through connection mode, a top fixing block 7 is inserted into the top joint screw hole 22 and fixedly connected and arranged through threads, the inner bearing block 23 is vertically and fixedly sleeved at the outer side edge position of the vertical extension rod 31, the bottom screw rod 24 is vertically and downwardly inserted into the top screw hole 11 and fixedly connected and arranged through threads, and the central axis position of the bottom screw rod 24 is provided with an insertion through hole 25;
referring to fig. 5-7, in an embodiment of the present invention, a ventilation and heat dissipation device for use in a wind turbine generator set is provided, wherein a fixed block 26 is welded on an inner side edge of a top fixed block 7, an insertion shaft rod 27 is horizontally inserted into a side edge of the fixed block 26, a main cone pulley 28 is welded on one end of the insertion shaft rod 27 away from a fan blade 8, a bottom fixed block 29 is welded on an inner bottom surface of the top fixed block 7, a second transmission cone pulley 30 is butt-jointed to a top surface of the bottom fixed block 29, one end of the insertion shaft rod 27 is inserted into an inner bearing of the fixed block 26, and the other end of the insertion shaft rod 27 horizontally penetrates through a side wall of the top fixed block 7 to extend to an outer side edge position, an outer side tooth edge of the main cone pulley 28 and an outer side tooth edge of the second transmission cone pulley 30 are in toothed connection with each other, the second transmission cone pulley 30 is fixedly sleeved at a top end position of an extension upright rod 31, an extension upright rod 31 is vertically inserted into a bottom surface of the top fixed block 7, the bottom of extension pole setting 31 runs through the inboard side position that extension riser 6 extends to interior dead lever 12 perpendicularly downwards, and extend the end and peg graft in the top opening end position of through-hole 34 inboard side butt joint at buckle groove 37, the bottom welding of extension pole setting 31 has grafting square piece 32, the outside limit joint of grafting square piece 32 has joint piece 33, through-hole 34 has been seted up to the top surface of interior top piece 20, interior draw-in groove 35 has been seted up to the bottom surface of interior top piece 20, the inboard side joint of interior draw-in groove 35 has rotation fixture block 36, grafting square piece 32 is pegged graft in the inboard side position of buckle groove 37 perpendicularly downwards, and set up inside the inboard channel of buckle groove 37 through joint piece 33 joint, the perpendicular welding in the top position of transmission cone pulley 21 downwards in the bottom of rotation fixture block 36, the top surface central point that rotates fixture block 36 puts and has seted up buckle groove 37.
The components are standard parts in general or known to those skilled in the art, and their structure and principle are known to those skilled in the art through technical manuals or through routine experimentation.
The working principle of the invention is as follows:
the fixed outer box 1 is buckled at the outer side position of the machine set through a buckling end groove 2, the fixed outer box 1 is fixed in the main body by being inserted in a connecting through hole 4 through a bolt, meanwhile, an extension upright rod 31 penetrates through the main body and is inserted in the inner fixed rod 12 in an extending way, an insertion rectangular block 32 is inserted in a buckling groove 37 and fixed, then, the extension upright tube 6 is sleeved at the outer side position of the extension upright rod 31, a top fixed block 7 is fixedly connected with a top connection screw hole 22 through a screwed pipe at the bottom surface, the top end of the extension upright rod 31 is clamped in the transmission conical wheel II 30 by adopting the same clamping structure, when a fan blade 8 is blown by a wind body, the fan blade 8 rotates to drive the rotation of an insertion shaft rod 27, a main conical wheel 28 drives the transmission conical wheel II 30 to rotate, and the extension upright rod 31 actively acts in the extension upright tube 6 under the rotation of the transmission conical wheel II 30, therefore, the transmission cone pulley I21 at the bottom end drives the cone gear 18 to rotate, the insertion rod 13 drives the heat exhaust blades 15 to rotate, and heat generated by the unit is extracted from the air holes 9 and the side through grooves 10 under the rotation of the heat exhaust blades 15 and is finally exhausted to the outside from the air-permeable grille 5.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.

Claims (9)

1. A ventilation and heat dissipation device for a wind generating set comprises a fixed outer box (1) and is characterized in that a fastening end groove (2) is horizontally formed in one side edge of the fixed outer box (1), side fixing blocks (3) are vertically welded to the top surface and the bottom surface of the fixed outer box (1), a connecting through hole (4) is formed in the side edge of each side fixing block (3), a ventilating grid (5) is formed in one side edge of the fixed outer box (1) far away from the fastening end groove (2), an extending vertical pipe (6) is vertically and upwards butted on the top surface of the fixed outer box (1), a top fixing block (7) is horizontally butted at the top end of the extending vertical pipe (6), fan blades (8) are arranged at one end of the top fixing block (7), ventilating holes (9) are symmetrically formed in the side edge of the fastening end groove (2) close to the ventilating grid (5), a side ventilating through groove (10) is formed in one side edge of the fastening end groove (2), a top threaded hole (11) is formed in the top surface of the fixed outer box (1), an inner fixed rod (12) is vertically welded to the inner side edge of the fixed outer box (1), an insertion rod (13) is horizontally inserted into the side edge of the inner fixed rod (12), a fixed sleeve (14) is fixedly sleeved at one end of the insertion rod (13), heat extraction blades (15) are uniformly welded to the outer side edge of the fixed sleeve (14), a through hole (16) is formed in the top end of the inner fixed rod (12), an inner fixed block (17) is welded to the inner side edge of the inner fixed rod (12), a bevel gear (18) is fixedly sleeved on the outer side edge of the insertion rod (13), a side bearing (19) is fixedly clamped to the side wall of the inner fixed rod (12), an inner top block (20) is horizontally welded to the inner side edge of the inner fixed rod (12), and a first transmission bevel wheel (21) is butted to the bottom surface of the inner top block (20), the top end of the extension vertical pipe (6) is provided with a top connection screw hole (22), the inner side edge of the extension vertical pipe (6) is vertically and fixedly welded with an inner bearing block (23), the bottom end of the extension vertical pipe (6) is vertically and downwardly welded with a bottom screw rod (24), the central axis position of the bottom screw rod (24) is provided with a penetration through hole (25), the inner side edge of the top fixing block (7) is welded with a fixing block (26), the side edge of the fixing block (26) is horizontally inserted with an insertion shaft rod (27), one end of the insertion shaft rod (27) far away from the fan blades (8) is welded with a main cone pulley (28), the inner bottom surface of the top fixing block (7) is welded with a bottom fixing block (29), the top surface of the bottom fixing block (29) is butted with a second transmission cone pulley (30), and the bottom surface of the top fixing block (7) is vertically inserted with an extension vertical rod (31), the bottom welding of extension pole setting (31) has grafting square piece (32), the outside limit joint of grafting square piece (32) has joint piece (33), through-hole (34) have been seted up to the top surface of interior kicking block (20), interior draw-in groove (35) have been seted up to the bottom surface of interior kicking block (20), the inboard limit joint of interior draw-in groove (35) has rotation fixture block (36), the top surface central point that rotates fixture block (36) puts and has seted up buckle groove (37).
2. The ventilation and heat dissipation device for the wind generating set according to claim 1, wherein the fastening end groove (2) is horizontally formed in a central position of one side of the fixed outer box (1) and extends to an outer position through three sides of the fixed outer box (1), the number of the side fixing blocks (3) is multiple, the side fixing blocks (3) are fixedly arranged on the top surface and the bottom surface of the fixed outer box (1) near the edge positions, and the inside of the air-permeable grille (5) is in through connection with the inside of the fixed outer box (1).
3. The ventilation and heat dissipation device for the wind generating set is characterized in that the bottom end of the extension vertical pipe (6) is vertically butted downwards at the top opening position of the top threaded hole (11), the fan blades (8) are fixedly sleeved and arranged at the outer side edge position of one end of the plugging shaft rod (27), and the insides of the air holes (9) and the side through grooves (10) are communicated with the inside of the fixed outer box (1).
4. The ventilation and heat dissipation device for the wind generating set is characterized in that the inside of the top threaded hole (11) is kept in through connection with the inside of the fixed outer box (1), the bottom end of the top threaded hole (11) is in butt joint with the top end position of the inner fixing rod (12), one end of the insertion rod (13) horizontally penetrates through the inner fixing rod (12) and extends to the inside, the extending end is inserted into an inner side bearing of the inner fixing block (17), and the inside of the insertion hole (16) is kept in through connection with the inside of the top threaded hole (11).
5. The ventilation and heat dissipation device for the wind generating set is characterized in that the inner fixing block (17) is fixedly arranged at a position far away from one side edge of the side bearing (19), one end of the bevel gear (18) is horizontally butted at the position of the side edge of the inner fixing block (17), one end of the inserting rod (13) horizontally penetrates through the side bearing (19) and extends into the inner fixing rod (12), the inner top block (20) is horizontally and fixedly arranged at a position close to the top end on the inner side of the inner fixing rod (12), and the outer side toothed edge of the first transmission bevel gear (21) and the outer side toothed edge of the bevel gear (18) are in toothed connection with each other.
6. The ventilation and heat dissipation device for the wind generating set according to claim 1, wherein the top connection screw hole (22) is connected to the extension vertical pipe (6), the top fixing block (7) is connected to the top connection screw hole (22) in a plugging manner through a thread, the inner bearing block (23) is vertically and fixedly sleeved on the outer side edge of the extension vertical pipe (31), and the bottom screw rod (24) is connected to the top screw hole (11) in a vertically downward plugging manner through a thread.
7. The ventilation and heat dissipation device for the wind generating set according to claim 1, wherein one end of the insertion shaft rod (27) is inserted into an inner bearing of the fixing block (26), the other end of the insertion shaft rod (27) horizontally penetrates through a side wall of the top fixing block (7) and extends to an outer side edge position, an outer side tooth edge of the main cone pulley (28) and an outer side tooth edge of the transmission cone pulley (30) are arranged in a toothed connection mode, and the transmission cone pulley (30) is fixedly sleeved and arranged at the top end position of the extension vertical rod (31).
8. The ventilation and heat dissipation device for the wind generating set according to claim 1, wherein the bottom end of the extension vertical rod (31) vertically extends downwards through the extension vertical tube (6) to the inner side position of the inner fixing rod (12), and the extension end is inserted into the inner side position of the through hole (34) and butted at the top opening end position of the buckling groove (37).
9. The ventilation and heat dissipation device for the wind generating set according to claim 1, wherein the insertion rectangular block (32) is vertically inserted downwards at an inner side position of the fastening groove (37), and is arranged inside an inner side channel of the fastening groove (37) in a clamping manner through the clamping block (33), and a bottom end of the rotating clamping block (36) is vertically welded downwards at a top end position of the transmission cone pulley I (21).
CN202110644361.XA 2021-06-09 2021-06-09 Ventilation and heat dissipation device used in wind generating set Active CN113323825B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110644361.XA CN113323825B (en) 2021-06-09 2021-06-09 Ventilation and heat dissipation device used in wind generating set

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