CN116146425A - Built-in energy storage device applied to low-wind-speed wind turbine generator - Google Patents

Abstract

The invention relates to the technical field of wind power generation, in particular to a built-in energy storage device applied to a low-wind-speed wind turbine, which comprises a nacelle, wherein a blade is arranged on the outer side of the nacelle and is arranged on a main shaft, a generator is arranged in the nacelle, the output end of the generator is connected with a speed increasing gear box, the end part of the main shaft is connected with the speed increasing gear box, an energy storage box is arranged below the generator in the nacelle, a temperature measuring sensor is arranged on the inner wall of the energy storage box, a battery box is fixedly arranged in the energy storage box, two storage batteries are symmetrically arranged in the battery box, the generator is electrically connected with the two storage batteries through a wire, the surrounding temperature can be kept in a relatively constant state when the storage batteries are charged and discharged, the influence caused by the temperature is reduced, and the service life of the storage batteries is prolonged.

Description

Built-in energy storage device applied to low-wind-speed wind turbine generator

Technical Field

The invention relates to the technical field of wind power generation, in particular to a built-in energy storage device of a wind turbine generator applied to low wind speed.

Background

Wind power generation is to generate electricity by using wind energy, and wind power generation sets are machines to convert wind energy into electric energy. The wind wheel is the most main component of the wind turbine, and consists of blades and a hub. The blade has good power appearance, can produce aerodynamic force under the effect of air current and be the wind wheel rotation, turns into mechanical energy with wind energy, and the speed-up of rethread gear box drives the generator, turns into the electric energy with mechanical energy. And then stored as chemical energy by appropriate conversion or grid connected or directly powering the load as needed according to specific requirements.

Such as patent application number CN202211066281.1, including: the shell assembly comprises a cabin and a tower body, the cabin is arranged at the top of the tower body, and the tower body is connected with the ground; the transmission assembly is arranged in the engine room and comprises a main transmission structure and a secondary transmission structure, the main transmission structure is arranged at the upper part of the inner cavity of the engine room and extends to the outside of the engine room to be connected with the fan blades, and the secondary transmission structure is arranged at the bottom of the inner cavity of the engine room; the moving assembly is arranged in the engine room and the tower body and comprises a main moving structure and a secondary moving structure, the main moving structure is arranged between the main transmission structure and the secondary transmission structure, and the secondary moving structure is sleeved on the surface of the main moving structure and extends to the inside of the tower body.

The above patent can convert stored mechanical energy into electric energy through gravitational potential energy when the wind speed is smaller, improves the power generation effect when the wind speed is low, when the generated electric energy is stored through the storage battery, because the charge and discharge of the storage battery are sensitive to temperature, when the temperature is higher or lower, the charging effect of the storage battery is easily influenced, and meanwhile, the service life of the storage battery is reduced.

Disclosure of Invention

The invention aims to provide a built-in energy storage device applied to a low-wind-speed wind turbine generator set, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions:

the utility model provides a be applied to built-in energy memory of wind turbine generator system of low wind speed, includes the cabin, the outside of cabin is equipped with the thick stick leaf, the thick stick leaf is installed on the main shaft, the internally mounted generator of cabin, the output of generator is connected with speed increasing gear box, the tip and the speed increasing gear box of main shaft link to each other, the energy storage case is installed to the below that is located the generator in cabin inside, temperature sensor is installed to the inner wall of energy storage case, the inside fixed mounting of energy storage case has the battery box, two batteries are installed to the symmetry in the battery box, the generator passes through wire and two battery electric connection, battery box upper surface symmetry is equipped with the shift knob, two be equipped with the switching component between the shift knob, the switching component is used for pressing the shift knob so that the generator charges gradually two batteries, the lateral wall intercommunication of energy storage case has the connecting pipe, install the heater on the connecting pipe, install constant temperature air heater in the heater, the terminal surface connection has the fan air outlet, the one end that the lower surface of cabin is close to the thick stick leaf has seted up the guide wire, fan and air inlet and guide port are equipped with through the fan, the fan inside is equipped with the filter assembly, the interlock is used for carrying out the pivot, the filter assembly is connected to the pivot is including the inside to the filter assembly.

As a preferable scheme of the invention, the filter assembly comprises a filter screen, the length of the filter screen is smaller than the width of the inner wall of the square tube, baffle plates are uniformly arranged on the outer walls of the two sides of the filter screen, a plate edge and a movable plate are respectively integrally arranged on one surface of the two baffle plates, which is far away from the filter screen, and extend to the outer side through the square tube, a plurality of springs are respectively arranged on the upper side and the lower side of the plate edge, the two ends of each spring are respectively fixedly connected with the baffle plates and the inner wall of the square tube, and the end surface of the movable plate is a cambered surface.

As a preferable scheme of the invention, the linkage assembly comprises a connecting shaft which transversely passes through the side wall of the fan, two ends of the connecting shaft are fixedly provided with second bevel gears, one second bevel gear is in meshed connection with the first bevel gear, the other second bevel gear is in meshed connection with a third bevel gear, the third bevel gear is fixedly sleeved on a rotating rod, two ends of the rotating rod are respectively in rotary connection with the bottom of the heating box and the inner bottom wall of the energy storage box, and a lug is fixedly sleeved on the rotating rod below the third bevel gear.

As a preferable scheme of the invention, the lug and the filter assembly are positioned on the same horizontal line, and the protruding end of the lug is matched with a movable plate arranged in the filter assembly.

As a preferable scheme of the invention, a plurality of communicated ventilation holes are formed in one surface of the engine room, which is far away from the blades, and one surface of the energy storage box, which is far away from the heating box, and a movable shielding component is arranged at the inner wall of the energy storage box, which is positioned at the ventilation holes, and comprises a shielding plate, a rubber layer is adhered to the end surface of the shielding plate, and one surface of the rubber layer, which is far away from the shielding plate, is contacted with the inner wall of the energy storage box.

As a preferable scheme of the invention, a welding plate is arranged in the center of one surface of the shielding plate, which is close to the battery box, an L-shaped rod is welded on the welding plate, the other end of the L-shaped rod is sleeved on a screw rod, one end of the screw rod is fixedly connected with an electric motor, the other end of the screw rod is movably connected with the inner wall of the energy storage box, the electric motor is fixed on a mounting plate through a bolt, the bottom of the mounting plate is fixedly connected with the inner bottom wall of the energy storage box, a sliding rail is integrally arranged below the shielding plate on the upper surface of the mounting plate, and a sliding groove matched with the sliding rail is formed in the lower surface of the shielding plate.

As a preferable scheme of the invention, the sections of the plurality of ventilation holes are arranged in a right trapezoid.

As a preferable scheme of the invention, the switching assembly comprises a supporting frame fixed with the upper surface of the battery box, a movable groove is formed in the top of the supporting frame, a transverse plate is movably connected in the movable groove through a shaft rod, pressure heads are fixedly connected to the bottoms of the two ends of the transverse plate, the two pressure heads are matched with the switching button, electric telescopic rods are symmetrically fixed on the inner top wall of the energy storage box, the two electric telescopic rods are positioned above the two ends of the transverse plate, and pressing plates are fixed at the telescopic ends of the two electric telescopic rods.

As a preferable scheme of the invention, the transverse plates are obliquely arranged, and the lower surfaces of the two pressing plates are embedded with balls.

As a preferable scheme of the invention, the two storage batteries are electrically connected with the electric elements arranged in the energy storage box through leads.

Compared with the prior art, the invention has the beneficial effects that: to the problem that the background art put forward, this application is through temperature sensor monitoring energy storage incasement portion's temperature, when the temperature is higher than the default, the fan work, the fan is with outside air through air guide mouth, square tube and connecting pipe send into the energy storage incasement, ensure the air flow in the energy storage incasement and follow the bleeder vent and discharge, realize the cooling, when the temperature is less than default, constant temperature air heater work is heated up the air that sends into, the air after the intensification gets into the energy storage incasement, shelter from the bleeder vent at this moment, reduce the loss of temperature, ensure the temperature in the energy storage incasement and rise, thereby the temperature around can keep in comparatively invariable state when the battery charges and discharges, reduce the influence that produces by the temperature, prolong the life of battery, can carry out dust filtration to the air of suction and vibrate the dust of filtration when the fan is rotatory simultaneously, reduce the phenomenon that the dust blocks up the filtration pore.

Drawings

FIG. 1 is a perspective view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of the overall side cross-sectional view of the present invention;

FIG. 3 is an enlarged view of the invention at A;

FIG. 4 is a schematic diagram of a switching assembly according to the present invention;

FIG. 5 is a front cross-sectional view of the nacelle of the present invention;

fig. 6 is a schematic view of a square tube.

In the figure: 1. a nacelle; 101. a paddle; 102. a main shaft; 103. a speed increasing gear box; 104. a generator; 105. an air guide port; 2. an energy storage tank; 201. a battery box; 2011. a storage battery; 2012. a switch button; 202. a connecting pipe; 203. a temperature sensor; 204. a heating box; 2041. a constant temperature air heater; 205. a fan; 2051. a rotating shaft; 2052. a first bevel gear; 3. a switching assembly; 301. a support frame; 3011. a movable groove; 302. a cross plate; 303. a pressure head; 304. an electric telescopic rod; 305. a pressing plate; 4. square tube; 5. a filter assembly; 501. a filter screen; 502. a baffle; 503. a flange plate; 504. a spring; 505. a cambered surface; 506. a movable plate; 6. a linkage assembly; 601. a connecting shaft; 602. a second bevel gear; 603. a rotating lever; 604. a third bevel gear; 605. a bump; 7. ventilation holes; 8. a shielding assembly; 801. a mounting plate; 8011. a slide rail; 802. a shielding plate; 8021. a rubber layer; 8022. a chute; 8023. welding plates; 803. an electric motor; 804. a screw rod; 805. an L-shaped rod.

Detailed Description

The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present invention are within the scope of protection of the present invention.

In order that the invention may be readily understood, a more complete description of the invention will be rendered by reference to the appended drawings. Several embodiments of the invention are presented. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-6, the present invention provides a technical solution:

the built-in energy storage device of the wind turbine generator set applied to low wind speed comprises a machine room 1, a blade 101 is arranged on the outer side of the machine room 1, the blade 101 is arranged on a main shaft 102, a generator 104 is arranged in the machine room 1, the output end of the generator 104 is connected with a speed increasing gear box 103, the end part of the main shaft 102 is connected with the speed increasing gear box 103, an energy storage box 2 is arranged below the generator 104 in the machine room 1, a temperature sensor 203 is arranged on the inner wall of the energy storage box 2, a battery box 201 is fixedly arranged in the energy storage box 2, two storage batteries 2011 are symmetrically arranged in the battery box 201, the generator 104 is electrically connected with the two storage batteries 2011 through wires, a switching button 2012 is symmetrically arranged on the upper surface of the battery box 201, a switching assembly 3 is arranged between the two switching buttons 2012, the switching assembly 3 is used for pressing the switching button 2012 so that the generator 104 charges the two storage batteries 2011 in sequence, the side wall of the energy storage box 2 is communicated with a connecting pipe 202, a heating box 204 is arranged on the connecting pipe 202, a constant temperature air heater 2041 is arranged in the heating box 204, the end face of the connecting pipe 202 is connected with an air outlet end of a fan 205, one end of the lower surface of the engine room 1, which is close to the blade 101, is provided with an air guide port 105, the air inlet end of the fan 205 is connected with the air guide port 105 through a square pipe 4, a movable filter assembly 5 is arranged in the square pipe 4, the fan 205 comprises an inner rotating shaft 2051, a first bevel gear 2052 is fixedly arranged on the rotating shaft 2051, the first bevel gear 2052 is connected with an executing end of a linkage assembly 6, the linkage assembly 6 is used for vibrating the filter assembly 5, a plurality of communicated air holes 7 are formed in one surface of the engine room 1, which is far away from the blade 101, and one surface of the energy storage box 2, which is far away from the heating box 204, the cross sections of the plurality of air holes 7 are all in a right trapezoid, the right trapezoid arrangement can reduce the entry of rainwater in rainy days, the energy storage box 2 is located the inner wall department of bleeder vent 7 and is equipped with movable shielding component 8, and two battery 2011 all pass through wire and the electrical components electric connection that sets up in the energy storage box 2.

When the blade 101 rotates under the low wind speed state, the main shaft 102 drives the generator 104 to work through the speed increasing gear box 103, the generated electric energy is stored into the storage batteries 2011 through the lead, when one storage battery 2011 is full, the switching component 3 presses the switching button 2012 to switch to the other storage battery 2011 for charging, wherein the state detection of the storage batteries 2011 adopts the prior art, which is not described in detail herein, when the storage batteries 2011 are charged and discharged, the temperature sensor 203 of the ATE100 detects the internal space of the storage battery 2 and the ambient temperature of the storage batteries 2011, when the detected temperature is higher than the preset value (15-30 ℃), the fan 205 works, the fan 205 sends the external air into the storage battery 2 through the air guide port 105, the square tube 4 and the connecting tube 202, ensuring the air flow in the energy storage box 202 and discharging from the air holes 7, realizing cooling, when the detected temperature is lower than a preset value (15-30 ℃), the constant temperature air heater 2041 works to heat the fed air, the heated air enters the energy storage box 2, at the moment, the shielding component 8 shields the air holes 7, the temperature loss is reduced, the temperature in the energy storage box 2 is ensured to rise, thereby the ambient temperature can be kept in a relatively constant state when the storage battery 2011 is charged and discharged, the influence caused by the temperature is reduced, the service life of the storage battery 2011 is prolonged, dust is filtered through the filter component 5 when the air enters, the possibility of dust accumulation in the energy storage box 2 is reduced, and the filter component 5 can be vibrated through the linkage component 6 when the fan 205 rotates, so that the phenomenon of blocking the filter holes by the dust is reduced.

Referring to fig. 2, 3 and 6, the filter assembly 5 includes a filter screen 501, the length of the filter screen 501 is smaller than the width of the inner wall of the square tube 4, baffles 502 are integrally provided on two outer walls of the filter screen 501, one surface of each baffle 502 far away from the filter screen 501 is integrally provided with a plate 503 and a movable plate 506, the plate 503 and the movable plate 506 extend to the outside through the square tube 4, a plurality of springs 504 are provided on the upper and lower sides of the plate 503, two ends of the plurality of springs 504 are fixedly connected with the baffles 502 and the inner wall of the square tube 4, an end surface of the movable plate 506 is provided with an arc surface 505, the linkage assembly 6 includes a connecting shaft 601 passing through the side wall of the fan 205, two ends of the connecting shaft 601 are fixedly provided with second bevel gears 602, one second bevel gear 602 is meshed with a first bevel gear 2052, the other second bevel gear 602 is meshed with a third bevel gear 604, two ends of the rotating rod 603 are rotatably connected with the bottom of the heating box 204 and the inner bottom of the energy storage box 2, the rotating rod 603 is provided with a third bevel gear 604, the lower end 605 is provided with a protruding bump 605, and the same bump 605 is horizontally arranged in the filter assembly 5.

When the fan 205 works to pump out external air, the external air passes through the filter assembly 5 arranged in the square tube 4, the filter screen 501 filters dust in the air, meanwhile, when the fan 205 works, the rotating shaft 2051 in the fan drives the first bevel gear 2052 to rotate, the rotating first bevel gear 2052 drives the second bevel gear 602 meshed with the linkage assembly 6 to rotate, the second bevel gear 602 drives the connecting shaft 601 to rotate, the rotating connecting shaft 601 drives the other second bevel gear 602 to rotate, the other second bevel gear 602 drives the meshed third bevel gear 604 to rotate, the third bevel gear 604 drives the rotating rod 603 to rotate, the rotating rod 603 drives the lug 605 to rotate, when the protruding end of the lug 605 rotates to one side of the movable plate 506, the movable plate 506 is pushed to move, the moving movable plate 506 drives the filter screen 501 to move through the baffle 502, the filter screen 501 drives the edge plate 503 to squeeze the plurality of springs 504, and when the protruding end of the lug 605 does not contact the movable plate 506, the filter screen 501 and the baffle 502 reset under the elastic action of the plurality of springs 504, and the filter screen 501 and the baffle 502 can realize the reduction of dust blocking effect, and the filter screen blocking effect can be realized.

Referring to fig. 2 and 5, the shielding assembly 8 includes a shielding plate 802, a rubber layer 8021 is adhered to an end surface of the shielding plate 802, a surface of the rubber layer 8021, away from the shielding plate 802, is contacted with an inner wall of the energy storage box 2, a welding plate 8023 is arranged in the center of a surface of the shielding plate 802, which is close to the battery box 201, a L-shaped rod 805 is welded on the welding plate 8023, the other end of the L-shaped rod 805 is sleeved on a screw rod 804, one end of the screw rod 804 is fixedly connected with an electric motor 803, the other end of the screw rod 804 is movably connected with the inner wall of the energy storage box 2, the electric motor 803 is fixed on a mounting plate 801 through a bolt, the bottom of the mounting plate 801 is fixedly connected with an inner bottom wall of the energy storage box 2, a sliding rail 8011 is integrally arranged below the mounting plate 801, and a sliding groove 8022 matched with the sliding rail 8011 is formed in the lower surface of the shielding plate 802. The slide rail 8011 and the slide slot 8022 can limit the shield 802.

When the shielding assembly 8 works, the electric motor 803 works to drive the screw rod 804 to rotate, the rotating screw rod 804 enables the L-shaped rod 805 to drive the shielding plate 802 to transversely move through the welding plate 8023, the sliding groove 8022 of the shielding plate 802 slides along the sliding rail 8011, and the moving shielding plate 802 can shield or expose the plurality of open ventilation holes 7 through the rubber layer 8021.

Referring to fig. 2 and 4, the switching assembly 3 includes a support frame 301 fixed to the upper surface of the battery box 201, a movable slot 3011 is formed at the top of the support frame 301, a transverse plate 302 is movably connected to the movable slot 3011 through a shaft rod, pressure heads 303 are fixedly connected to bottoms of two ends of the transverse plate 302, the two pressure heads 303 are matched with the switching buttons 2012, electric telescopic rods 304 are symmetrically fixed to the inner top wall of the energy storage box 2, the two electric telescopic rods 304 are located above two ends of the transverse plate 302, pressing plates 305 are fixed to telescopic ends of the two electric telescopic rods 304, the transverse plate 302 is obliquely arranged, and balls are embedded in the lower surfaces of the two pressing plates 305.

When the battery 2011 is switched and charged, the two electric telescopic rods 304 work alternately, the telescopic ends of the original electric telescopic rods 304 are retracted, the retracted telescopic ends cancel the pressing of the end parts of the transverse plates 302, the telescopic ends of the original non-working electric telescopic rods 304 are unfolded, the unfolded telescopic ends press the other end parts of the transverse plates 302, the transverse plates 302 move downwards and drive the pressure head 303 to press down the switching button 2012 below like a balance plate, and the circuit of the battery 2011 connected with the generator 104 is communicated to realize the switching of the battery 2011.

The working flow of the invention is as follows: when in use, when the blade 101 rotates at a low wind speed, the main shaft 102 drives the generator 104 to work through the speed increasing gearbox 103, the mechanical energy is converted into electric energy, the generated electric energy is stored into the storage batteries 2011 through the lead, when one storage battery 2011 is full, the two electric telescopic rods 304 in the switching assembly 3 alternately work, the telescopic ends of the originally working electric telescopic rods 304 are retracted, the retracted telescopic ends cancel the pressing of the end parts of the transverse plates 302, the telescopic ends of the originally non-working electric telescopic rods 304 are unfolded, the unfolded telescopic ends press the other end parts of the transverse plates 302, the transverse plates 302 move downwards like a balance plate and drive the pressing heads 303 to press down the switching buttons 2012 below, so that the circuits of the storage batteries 2011 and the generator 104 are communicated, the switching of the storage batteries 2011 is realized, when the storage battery 2011 is charged and discharged, the temperature sensor 203 detects the internal space of the energy storage tank 2 and the ambient temperature of the storage battery 2011, when the detected temperature is higher than a preset value (15-30 degrees), the fan 205 works, the fan 205 sends external air into the energy storage tank 2 through the air guide opening 105, the square tube 4 and the connecting tube 202, the external air passes through the filter assembly 5 arranged in the square tube 4, the filter screen 501 filters dust in the air, meanwhile, when the fan 205 works, the rotating shaft 2051 in the filter screen 501 drives the first bevel gear 2052 to rotate, the rotating first bevel gear 2052 drives the meshed second bevel gear 602 in the linkage assembly 6 to rotate, the second bevel gear 602 drives the connecting shaft 601 to rotate, the rotating connecting shaft 601 drives the other second bevel gear 602 to rotate, the other second bevel gear 602 drives the meshed third bevel gear 604 to rotate, the third bevel gear 604 drives the rotating rod 603 to rotate, the rotating rod 603 drives the protruding block 605 to rotate, when the protruding end of the protruding block 605 rotates to one side of the movable plate 506, the movable plate 506 is pushed to move, the movable plate 506 drives the filter screen 501 to move through the baffle 502, the filter screen 501 drives the edge plate 503 to move and squeeze the springs 504, when the protruding end of the protruding block 605 is no longer in contact with the movable plate 506, the filter screen 501 and the baffle 502 reset under the elastic action of the springs 504, the vibration effect on the filter screen 501 is achieved, the phenomenon that dust blocks the filter holes is reduced, air entering the inside of the energy storage box 2 pushes the air inside to flow and be discharged from the air holes 7, cooling is achieved, when the detected temperature is lower than a preset value (15-30 ℃), the constant temperature air heater 2041 works to heat the fed air, the warmed air enters the energy storage box 2, at this time, the electric motor works to drive the screw rod 804 to rotate, the L-shaped rod 805 drives the baffle 802 to transversely move through the welding plate 8023, the baffle 802 slides along the sliding rails 802, the baffle 803 is enabled to slide along the sliding rails 803, the temperature of the baffle 8011 is increased, the temperature of the storage box 8011 is increased, and the temperature of the air storage box 8011 is increased, and the temperature of the temperature is increased by the constant, and the temperature of the air storage box 8021 is ensured, and the temperature is increased by the temperature of the baffle 8021.

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

Claims (10)

1. Built-in energy storage device of wind turbine generator system for low wind speed, including cabin (1), its characterized in that: the outside of cabin (1) is equipped with thick liquid leaf (101), thick liquid leaf (101) are installed on main shaft (102), the internally mounted generator (104) of cabin (1), the output of generator (104) is connected with step-up gearbox (103), the tip and the step-up gearbox (103) of main shaft (102) link to each other, energy storage case (2) are installed to the below that is located generator (104) inside cabin (1), temperature sensor (203) are installed to the inner wall of energy storage case (2), battery case (201) are installed to the inside fixed mounting of energy storage case (2), two battery boxes (2011) are installed to symmetry in battery case (201), generator (104) pass through wire and two battery (2011) electric connection, battery case (201) upper surface symmetry is equipped with shift knob (2012), two be equipped with between shift knob (2012), shift knob (3) are used for pressing shift knob (2012) so that generator (104) charge two battery boxes (2011) in proper order, energy storage case (202), heater (204) are installed in order to heat up in the heater (204), the end face of connecting pipe (202) is connected with fan (205) air-out end, air guide mouth (105) have been seted up to the one end that the lower surface of cabin (1) is close to blade (101), link to each other through square tube (4) between fan (205) air inlet end and air guide mouth (105), inside filter component (5) that are equipped with of square tube (4), fan (205) are including inside pivot (2051), fixed mounting has first bevel gear (2052) on pivot (2051), first bevel gear (2052) are connected with the execution end of interlock subassembly (6), interlock subassembly (6) are used for vibrating filter component (5).

2. The built-in energy storage device applied to a low wind speed wind turbine according to claim 1, wherein: the filter component (5) comprises a filter screen (501), the length of filter screen (501) is less than the inner wall width of square tube (4), both sides outer wall homogeneity of filter screen (501) is equipped with baffle (502), two the one side that filter screen (501) was kept away from to baffle (502) is integrated respectively and is equipped with along board (503) and fly leaf (506), all pass square tube (4) along board (503) and fly leaf (506) and extend to the outside, all be equipped with a plurality of springs (504) along the upper and lower both sides of board (503), a plurality of the both ends of spring (504) respectively with baffle (502) and square tube (4) inner wall fixed connection, the terminal surface of fly leaf (506) sets up to cambered surface (505).

3. The built-in energy storage device applied to a low wind speed wind turbine according to claim 1, wherein: the linkage assembly (6) comprises a connecting shaft (601) which transversely penetrates through the side wall of the fan (205), two ends of the connecting shaft (601) are fixedly provided with second bevel gears (602), one second bevel gear (602) is connected with a first bevel gear (2052) in a meshed mode, the other second bevel gear (602) is connected with a third bevel gear (604) in a meshed mode, the third bevel gear (604) is fixedly sleeved on a rotating rod (603), two ends of the rotating rod (603) are respectively connected with the bottom of the heating box (204) and the inner bottom wall of the energy storage box (2) in a rotating mode, and a protruding block (605) is fixedly sleeved on the rotating rod (603) below the third bevel gear (604).

4. The built-in energy storage device for a low wind speed wind turbine according to claim 3, wherein: the protruding block (605) is positioned on the same horizontal line with the filter component (5), and the protruding end of the protruding block (605) is matched with a movable plate (506) arranged in the filter component (5).

5. The built-in energy storage device applied to a low wind speed wind turbine according to claim 1, wherein: one side that thick stick (101) was kept away from in cabin (1) and energy storage case (2) are kept away from one side that heating cabinet (204) and are all offered a plurality of communicating bleeder vents (7), energy storage case (2) are located inner wall department that bleeder vent (7) is equipped with movable shielding component (8), shielding component (8) include shielding plate (802), the terminal surface bonding of shielding plate (802) has rubber layer (8021), one side that shielding plate (802) was kept away from in rubber layer (8021) contacts with the inner wall of energy storage case (2).

6. The built-in energy storage device applied to a low wind speed wind turbine according to claim 5, wherein: the utility model discloses a battery box, including baffle (802), mounting panel (801) bottom and interior bottom wall fixed connection of energy storage box (2), the upper surface of mounting panel (801) is located the below integral type of baffle (802) and is equipped with slide rail (8011), spout (8022) that matches with slide rail (8011) are seted up to the lower surface of baffle (802) on lead screw (804), the one end fixedly connected with electric motor (803) of lead screw (804), the other end and the inner wall swing joint of energy storage box (2), electric motor (803) pass through bolt fastening on mounting panel (801), the upper surface of mounting panel (801) is located the below integral type of baffle (802).

7. The built-in energy storage device applied to a low wind speed wind turbine according to claim 5, wherein: the sections of the air holes (7) are arranged in a right trapezoid.

8. The built-in energy storage device applied to a low wind speed wind turbine according to claim 1, wherein: the switching assembly (3) comprises a support frame (301) fixed with the upper surface of the battery box (201), a movable groove (3011) is formed in the top of the support frame (301), a transverse plate (302) is movably connected to the movable groove (3011) through a shaft rod, pressure heads (303) are fixedly connected to the bottoms of the two ends of the transverse plate (302), the two pressure heads (303) are matched with the switching button (2012), electric telescopic rods (304) are symmetrically fixed to the inner top wall of the energy storage box (2), the two electric telescopic rods (304) are located above the two ends of the transverse plate (302), and pressing plates (305) are fixedly arranged at the telescopic ends of the electric telescopic rods (304).

9. The built-in energy storage device applied to a low wind speed wind turbine according to claim 8, wherein: the transverse plates (302) are obliquely arranged, and balls are embedded in the lower surfaces of the two pressing plates (305).

10. The built-in energy storage device applied to a low wind speed wind turbine according to claim 1, wherein: the two storage batteries (2011) are electrically connected with electrical components arranged in the energy storage box (2) through wires.

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