CN214035971U

CN214035971U - Blade balancing device of wind driven generator

Info

Publication number: CN214035971U
Application number: CN202120072918.2U
Authority: CN
Inventors: 李显光; 涂伟伟; 刘文格; 李骁捷; 董文斌
Original assignee: Inner Mongolia Autonomous Region Institute Of Product Quality Inspection
Current assignee: Inner Mongolia Autonomous Region Institute Of Product Quality Inspection
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2021-08-24
Anticipated expiration: 2031-01-12

Abstract

The utility model discloses a aerogenerator's blade balancing unit, including fixed cover, the positive surface movable mounting of fixed cover has the movable sleeve, the fixed surface of movable sleeve is connected with the blade, the quantity of blade is three, the surface of movable sleeve just is located fixed mounting between two blades and has the installation piece, the cover is accomodate to one side fixedly connected with that the movable sleeve was kept away from to the installation piece, the fixed surface cover of accomodating the cover is equipped with the locating plate, the inner chamber of accomodating the cover runs through and is provided with the lead screw. The utility model discloses a set up installation piece, lead screw, balancing weight, accomodate cover, construction bolt, horizontal pole, locating plate, swivel nut, connecting plate, support tight bolt, position sleeve and scale groove cooperation and use, have the advantage of adjustment length, solved the unable tensile distance of adjustment of current blade balancing unit, its length is fixed, can't be applicable to the multiple demand of user, has reduced the problem of blade balancing unit practicality.

Description

Blade balancing device of wind driven generator

Technical Field

The utility model relates to a aerogenerator technical field specifically is an aerogenerator's blade balancing unit.

Background

The wind power generator is an electric power device which converts wind energy into mechanical work, the mechanical work drives a rotor to rotate, and finally outputs alternating current, the wind power generator generally comprises components such as a wind wheel, a generator (including a device), a direction regulator (empennage), a tower frame, a speed-limiting safety mechanism, an energy storage device and the like, the working principle of the wind power generator is simpler, the wind wheel rotates under the action of wind power, kinetic energy of the wind is converted into mechanical energy of a wind wheel shaft, the generator rotates under the drive of the wind wheel shaft to generate electricity, in a broad sense, the wind energy is also solar energy, so the wind power generator can be said to be a wind power generator, the wind power generator is a heat source, and the heat energy of atmosphere is used as a working medium.

With the progress of science and technology and the development of society, derive a small-size domestic aerogenerator gradually, and in practical application, in order to prevent that the wind direction abrupt change from causing the influence to the blade, can use blade balancing unit to carry out balanced processing to the blade, because geographical position is different, the size of wind-force is also diverse, consequently also different to blade balancing unit's demand, current blade balancing unit can't adjust tensile distance, its length is fixed, can't be applicable to the multiple demand of user, the practicality of blade balancing unit has been reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a aerogenerator's blade balancing unit possesses the advantage of adjustment length, has solved the unable tensile distance of adjustment of current blade balancing unit, and its length is fixed, can't be applicable to the multiple demand of user, has reduced the problem of blade balancing unit practicality.

In order to achieve the above object, the utility model provides a following technical scheme: a blade balancing device of a wind driven generator comprises a fixed sleeve, wherein a movable sleeve is movably mounted on the front surface of the fixed sleeve, blades are fixedly connected to the surface of the movable sleeve, the number of the blades is three, a mounting block is fixedly mounted on the surface of the movable sleeve and positioned between the two blades, a containing sleeve is fixedly connected to one side, away from the movable sleeve, of the mounting block, a positioning plate is arranged on the surface of the containing sleeve in a fixed sleeve mode, a lead screw penetrates through the inner cavity of the containing sleeve, one side, away from the containing sleeve, of the lead screw penetrates through the containing sleeve and is fixedly connected with a connecting plate, one side, away from the lead screw, of the connecting plate is fixedly connected with a balancing weight, a cross rod is fixedly connected to the top and the bottom of the surface of the connecting plate, a scale groove is formed in the surface of the cross rod, a positioning plate penetrates through one side, away from the cross rod, of the containing sleeve, away from the mounting block, is movably mounted with a screw sleeve matched with the lead screw, the outer ring of the threaded sleeve is fixedly sleeved with a positioning sleeve, and the top and the bottom of the surface of the positioning sleeve are provided with abutting bolts in a penetrating mode.

Preferably, the number of the mounting blocks is three, mounting bolts penetrate through the surfaces of the mounting blocks, and the surfaces of the mounting blocks are fixedly connected with the surfaces of the movable sleeves through the mounting bolts.

Preferably, the surface of the fixed sleeve is fixedly provided with a mounting base, and the surface of the positioning plate is provided with a through groove matched with the cross rod.

Preferably, the outer ring of the positioning sleeve is fixedly connected with a plurality of bulges, and the threaded end of the abutting bolt penetrates through the positioning sleeve and is in contact with the positioning plate.

Preferably, one side of the accommodating sleeve, which is far away from the mounting block, is movably connected with the surface of the threaded sleeve through a connecting bearing, and the surface of the screw rod is in threaded connection with the inner wall of the threaded sleeve.

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

1. the utility model discloses a set up installation piece, lead screw, balancing weight, accomodate cover, construction bolt, horizontal pole, locating plate, swivel nut, connecting plate, support tight bolt, position sleeve and scale groove cooperation and use, have the advantage of adjustment length, solved the unable tensile distance of adjustment of current blade balancing unit, its length is fixed, can't be applicable to the multiple demand of user, has reduced the problem of blade balancing unit practicality.

2. The utility model discloses a set up the construction bolt, can be with installation piece fixed mounting on the movable sleeve, through setting up the arch, can be convenient for drive position sleeve rotate, support tight bolt through the setting, can play and support tight spacing effect, prevent that the position sleeve from producing the rotation, through setting up the scale groove, can play the effect that the scale was reminded.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a right-side view of the structure of the present invention;

FIG. 3 is a front view of the storage case of the present invention;

FIG. 4 is a right-side view of the positioning sleeve structure of the present invention;

fig. 5 is an enlarged schematic view of the structure a in fig. 3 according to the present invention.

In the figure: the mounting structure comprises a fixing sleeve 1, blades 2, a movable sleeve 3, a mounting block 4, a screw rod 5, a balancing weight 6, a storage sleeve 7, a mounting bolt 8, a cross rod 9, a positioning plate 10, a threaded sleeve 11, a connecting plate 12, a fastening bolt 13, a bulge 14, a positioning sleeve 15, a scale groove 16, a through groove 17 and a mounting base 18.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, a blade balancing device of a wind power generator comprises a fixed sleeve 1, a mounting base 18 is fixedly mounted on the surface of the fixed sleeve 1, a movable sleeve 3 is movably mounted on the front surface of the fixed sleeve 1, blades 2 are fixedly connected to the surface of the movable sleeve 3, three blades 2 are provided, a mounting block 4 is fixedly mounted on the surface of the movable sleeve 3 and between two blades 2, three mounting blocks 4 are provided, a mounting bolt 8 penetrates through the surface of the mounting block 4, the surface of the mounting block 4 is fixedly connected to the surface of the movable sleeve 3 through the mounting bolt 8, the mounting block 4 can be fixedly mounted on the movable sleeve 3 through the mounting bolt 8, a receiving sleeve 7 is fixedly connected to one side of the mounting block 4 away from the movable sleeve 3, a positioning plate 10 is sleeved on the surface of the receiving sleeve 7, and a screw 5 penetrates through the inner cavity of the receiving sleeve 7, one side of the screw rod 5, which is far away from the storage sleeve 7, penetrates through the storage sleeve 7 and is fixedly connected with a connecting plate 12, one side of the connecting plate 12, which is far away from the screw rod 5, is fixedly connected with a balancing weight 6, the top and the bottom of the surface of the connecting plate 12 are fixedly connected with a cross rod 9, the surface of the cross rod 9 is provided with a scale groove 16, the scale reminding effect can be achieved by arranging the scale groove 16, one side of the scale groove 16, which is far away from the cross rod 9, penetrates through a positioning plate 10, the surface of the positioning plate 10 is provided with a through groove 17 matched with the cross rod 9 for use, one side of the storage sleeve 7, which is far away from the mounting block 4, is movably provided with a threaded sleeve 11 matched with the screw rod 5, one side of the storage sleeve 7, which is far away from the mounting block 4, is movably connected with the surface, the quantity of arch 14 is a plurality of, through setting up arch 14, can be convenient for drive position sleeve 15 rotates, the top and the bottom on position sleeve 15 surface all run through and be provided with and support tight bolt 13, the screw thread end that supports tight bolt 13 runs through position sleeve 15 and contacts with locating plate 10, support tight bolt 13 through setting up, can play and support tight spacing effect, prevent that position sleeve 15 from producing and rotating, through setting up installation piece 4, lead screw 5, balancing weight 6, accomodate cover 7, construction bolt 8, horizontal pole 9, locating plate 10, swivel nut 11, connecting plate 12, support tight bolt 13, position sleeve 15 and scale groove 16 cooperation are used, the advantage that has the adjustment length has been solved current blade balancing unit and can't adjust tensile distance, its length is fixed, can't be applicable to user's multiple demand, the problem of blade balancing unit practicality has been reduced.

During the use, install the suitable position on the movable sleeve 3 through mounting bolt 8 with installation piece 4, according to actual demand, when needs adjustment length, at first rotate arch 14, drive the corotation of position sleeve 15, make swivel nut 11 rotate, lead to downwards at horizontal pole 9 and logical groove 17, make lead screw 5 stabilize outwards, drive balancing weight 6 and remove, realize adjusting length, can make the distance between balancing weight 6 and the movable sleeve 3 increase, in order to satisfy the multiple demand of user.

All parts used in the application document are standard parts and can be purchased from the market, the specific connection mode of all parts adopts conventional means such as mature bolts, rivets, welding and the like in the prior art, and machines and parts adopt conventional models in the prior art, and detailed description is not given here.

In summary, the following steps: this aerogenerator's blade balancing unit, through setting up installation piece 4, lead screw 5, balancing weight 6, accomodate cover 7, construction bolt 8, horizontal pole 9, locating plate 10, swivel nut 11, connecting plate 12, support tight bolt 13, position sleeve 15 and scale groove 16 cooperation use, have the advantage of adjustment length, solved the unable tensile distance of adjustment of current blade balancing unit, its length is fixed, can't be applicable to the multiple demand of user, reduced the problem of blade balancing unit practicality.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a aerogenerator's blade balancing unit, includes fixed cover (1), its characterized in that: the utility model discloses a fixed cover for the wind turbine generator, including fixed cover (1), the positive movable surface mounting of fixed cover (1) has movable sleeve (3), the fixed surface of movable sleeve (3) is connected with blade (2), the quantity of blade (2) is three, the surface of movable sleeve (3) just is located between two blade (2) fixed mounting has installation piece (4), one side fixedly connected with of movable sleeve (3) is kept away from to installation piece (4) accomodates cover (7), the fixed surface mounting of accomodating cover (7) is equipped with locating plate (10), the inner chamber of accomodating cover (7) is run through and is provided with lead screw (5), one side that accomodate cover (7) was kept away from to lead screw (5) runs through accomodating cover (7) and fixedly connected with connecting plate (12), one side fixedly connected with balancing weight (6) that lead screw (5) was kept away from to connecting plate (12), the top and the equal fixedly connected with horizontal pole (9) in bottom on connecting plate (12) surface, scale groove (16) have been seted up on the surface of horizontal pole (9), locating plate (10) is run through to one side that horizontal pole (9) were kept away from in scale groove (16), one side movable mounting that installation piece (4) were kept away from in storage sleeve (7) has swivel nut (11) of using with lead screw (5) cooperation, the outer lane fixed cover of swivel nut (11) is equipped with position sleeve (15), the top and the bottom on position sleeve (15) surface all run through and are provided with and support tight bolt (13).

2. The blade balancing device of a wind turbine according to claim 1, wherein: the number of the mounting blocks (4) is three, mounting bolts (8) penetrate through the surface of the mounting blocks (4), and the surface of the mounting blocks (4) is fixedly connected with the surface of the movable sleeve (3) through the mounting bolts (8).

3. The blade balancing device of a wind turbine according to claim 1, wherein: the surface of the fixed sleeve (1) is fixedly provided with a mounting base (18), and the surface of the positioning plate (10) is provided with a through groove (17) matched with the cross rod (9) for use.

4. The blade balancing device of a wind turbine according to claim 1, wherein: the outer ring of the positioning sleeve (15) is fixedly connected with a plurality of bulges (14), and the threaded ends of the abutting bolts (13) penetrate through the positioning sleeve (15) and are in contact with the positioning plate (10).

5. The blade balancing device of a wind turbine according to claim 1, wherein: one side, far away from the installation block (4), of the accommodating sleeve (7) is movably connected with the surface of the threaded sleeve (11) through a connecting bearing, and the surface of the screw rod (5) is in threaded connection with the inner wall of the threaded sleeve (11).