CN216044536U

CN216044536U - Catkin blocking prevention structure for ventilation and heat dissipation of wind turbine generator

Info

Publication number: CN216044536U
Application number: CN202121945080.XU
Authority: CN
Inventors: 靳江江; 王振福
Original assignee: Huaneng Dingbian New Energy Electricity Generating Co ltd
Current assignee: Huaneng Dingbian New Energy Electricity Generating Co ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-03-15
Anticipated expiration: 2031-08-18

Abstract

The utility model discloses a ventilation and heat dissipation catkin blockage prevention structure of a wind turbine generator, which comprises: installing a frame; the fixing seat is symmetrically and fixedly connected to the surface of the mounting frame, a mounting groove is formed in one side of the fixing seat, a driving shaft is rotatably connected to the bottom of the mounting groove, a driven wheel is fixedly connected to the surface of the driving shaft, and the top end of the driving shaft penetrates through the outside of the fixing seat and is fixedly connected with a first bevel gear. The utility model provides a ventilating and heat-dissipating anti-catkin blockage structure of a wind turbine generator, wherein an ash removal mechanism is arranged at the top of a fixed seat through a screw, the structure is simple, the surface of a filter screen can be well cleaned, the filter screen is prevented from being blocked by catkin floc, the service life of a fan can be greatly prolonged through the structure, the structure is matched with a pressing block, the filter screen is convenient to mount, dismount and clean, and a fixing frame can be quickly dismounted through a limiting assembly, so that the fan can be quickly maintained.

Description

Catkin blocking prevention structure for ventilation and heat dissipation of wind turbine generator

Technical Field

The utility model relates to the technical field of fans, in particular to a ventilating and heat-dissipating anti-catkin blockage structure of a wind turbine generator.

Background

The application of a cooling fan in modern electrical equipment is indispensable, the existing main installation mode of the cooling fan is mainly fixed through a metal filter screen or a plastic filter screen, the installation structure is simple, but screws or other accessories are needed for matching, so that the installation is troublesome, the requirements of easy maintenance and cleaning of an air duct, maintenance and replacement of the fan and the like cannot be met, the maintenance time of a user is long, and the efficiency of workers is reduced; in addition, the filter screen is only provided with a large opening or a high-number filter screen, or the floccule cannot be filtered, so that the floccule blocks the gap of the internal radiating fin, or the filter screen is extremely easy to block in the floccule environment, both the filter screen and the electrical equipment can cause the service life reduction, and the thermal protection and even the direct damage of a power device are realized in the use, so that the technical problem of the ventilation and heat dissipation anti-floccule blocking structure of the wind turbine generator set is necessarily provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a ventilation and heat dissipation anti-catkin blockage structure for a wind turbine generator, and solves the problems that the installation convenience and anti-catkin and other impurity blockage of a heat dissipation fan in the conventional electrical equipment are to be further improved.

The technical scheme adopted by the utility model is that,

in order to solve the technical problem, the utility model provides a ventilation and heat dissipation catkin blockage prevention structure for a wind turbine generator, which comprises: installing a frame;

the driving device comprises a fixed seat, a driving shaft, a driven wheel, a first bevel gear, a second bevel gear, a driving shaft and a driving wheel, wherein the fixed seat is symmetrically and fixedly connected to the surface of a mounting frame, one side of the fixed seat is provided with a mounting groove, the bottom of the mounting groove is rotatably connected with the driving shaft, the surface of the driving shaft is fixedly connected with the driven wheel, and the top end of the driving shaft penetrates through and extends to the outside of the fixed seat and is fixedly connected with the first bevel gear;

the fan assembly is arranged between the two fixing seats and comprises a mounting frame, a driving motor is fixedly mounted in the mounting frame through a support, a driving wheel is fixedly connected to the surface of an output shaft of the driving motor, the driving wheel is in transmission connection with a driven wheel through a belt, one end of the output shaft of the driving motor is fixedly connected with a fan blade, and a fixing hole is formed in the mounting frame;

the two placing grooves are formed in the tops, close to the two fixing seats, of the two placing grooves, a placing frame is placed between the two placing grooves, and a filter screen is fixedly connected inside the placing frame;

the deashing mechanism, the deashing mechanism sets up in the top of fixing base, the deashing mechanism is including the auxiliary frame, the first fixed block of one side fixedly connected with on auxiliary frame surface, the opposite side fixedly connected with second fixed block of auxiliary frame, it is connected with reciprocal lead screw to rotate between first fixed block and the second fixed block, the surperficial threaded connection of reciprocal lead screw has ball nut, ball nut's bottom fixedly connected with cleaning brush, the one end of reciprocal lead screw extends to one side and the fixedly connected with second bevel gear of second fixed block, second bevel gear's bottom and the one side meshing of first bevel gear.

Preferably, the both ends of cleaning brush all fixedly connected with slider, the equal fixedly connected with slide rail in both sides on auxiliary frame surface, slider and slide rail sliding connection.

Preferably, the slot has been seted up to the inner wall symmetry of installing frame, be provided with spacing subassembly in the slot, spacing subassembly includes the spacing groove, the inner wall sliding connection of spacing groove has the slide, one side fixedly connected with stopper of slide, the one end of stopper extends to the inside of slot, the opposite side fixedly connected with movable rod of slide, the surface cover of movable rod is equipped with the spring, the one end of movable rod runs through and extends to the outside and the fixedly connected with connecting plate of installing frame, one side fixedly connected with handle of connecting plate.

Preferably, two be provided with fixed frame between the fixing base, the thermovent has been seted up at the top of fixed frame, the bottom fixedly connected with of fixed frame is spacing to be detained, spacing knot uses with the stopper cooperation.

Preferably, the wind turbine generator system ventilation and heat dissipation catkin blockage preventing structure is characterized in that a pressing block is fixedly connected to the corner of the inner wall of the auxiliary frame, and the bottom of the pressing block is in contact with the surface of the placing frame.

Preferably, the first guide block of edge fixedly connected with of installing frame inner wall, one side fixedly connected with second guide block of fixed frame, first guide block and second guide block all use with the fixed orifices cooperation, use through the cooperation of first guide block and second guide block with the fixed orifices, conveniently install the fan subassembly.

Compared with the prior art, the ventilation and heat dissipation catkin blockage prevention structure for the wind turbine generator has the following beneficial effects:

the utility model provides a ventilating and heat-dissipating anti-catkin blockage structure of a wind turbine generator, wherein an ash removal mechanism is arranged at the top of a fixed seat through a screw, the structure is simple, the surface of a filter screen can be well cleaned, the filter screen is prevented from being blocked by catkin floc, the service life of a fan can be greatly prolonged through the structure, the structure is matched with a pressing block, the filter screen is convenient to mount, dismount and clean, and a fixing frame can be quickly dismounted through a limiting assembly, so that the fan can be quickly maintained and replaced.

Drawings

FIG. 1 is a schematic structural diagram of a preferred embodiment of a ventilation, heat dissipation and catkin blockage prevention structure of a wind turbine generator according to the present invention;

FIG. 2 is a cross-sectional view of the whole ventilation, heat dissipation and catkin blockage prevention structure of the wind turbine generator system;

FIG. 3 is a schematic structural diagram of a limiting component in a ventilation and heat dissipation catkin blockage prevention structure of a wind turbine generator system according to the present invention;

FIG. 4 is a perspective view of a fan assembly in a ventilation and heat dissipation catkin blockage prevention structure of a wind turbine generator system according to the present invention;

FIG. 5 is a perspective view of an installation frame in a ventilation and heat dissipation catkin blockage prevention structure of a wind turbine generator system according to the present invention;

FIG. 6 is a perspective view of a soot cleaning mechanism in a ventilation and heat dissipation catkin blockage prevention structure of a wind turbine generator system according to the present invention;

FIG. 7 is a perspective view of a middle fixing frame of a ventilation and heat dissipation catkin blockage prevention structure of a wind turbine generator system according to the present invention;

FIG. 8 is a rear perspective view of a middle fixing frame of a ventilation and heat dissipation catkin blockage prevention structure of a wind turbine generator system according to the present invention;

FIG. 9 is a perspective view of a filter screen in a ventilation and heat dissipation catkin blockage prevention structure of a wind turbine generator system according to the present invention;

FIG. 10 is a perspective view of a placement groove in a ventilation and heat dissipation catkin blockage prevention structure of a wind turbine generator.

In the figure, 1, a mounting frame, 101, a slot, 102, a first guide block, 2, a fixed seat, 3, a fan assembly, 31, a mounting frame, 32, a driving motor, 33, a fan blade, 34, a fixed hole, 35, a driving wheel, 4, a placing groove, 5, a placing frame, 6, a filter screen, 71, a fixed frame, 72, a heat dissipation opening, 73, a limit buckle, 74, a second guide block, 8, a limit assembly, 81, a limit groove, 82, a sliding plate, 83, a limit block, 84, a movable rod, 85, a spring, 86, a connecting plate, 9, a dust cleaning mechanism, 90, a second bevel gear, 91, an auxiliary frame, 92, a first fixed block, 93, a second fixed block, 94, a reciprocating screw rod, 95, a ball nut, 96, a cleaning brush, 97, a sliding block, 98, a sliding rail, 99, a pressing block, 10, a mounting groove, 11, a driving shaft, 12, a driven wheel, 13 and a first bevel gear.

Detailed Description

The following describes the ventilation and heat dissipation catkin blockage prevention structure of the wind turbine generator system in further detail with reference to the accompanying drawings and the specific embodiments.

The utility model is applied to the tower barrel of the double-fed wind generating set; referring to fig. 1 to 10, the ventilation and heat dissipation catkin blockage prevention structure of the wind turbine includes: installing a frame 1;

the fixing seat 2 is symmetrically and fixedly connected to the surface of the mounting frame 1, a mounting groove 10 is formed in one side of the fixing seat 2, a driving shaft 11 is rotatably connected to the bottom of the mounting groove 10, a driven wheel 12 is fixedly connected to the surface of the driving shaft 11, the top end of the driving shaft 11 penetrates through and extends to the outside of the fixing seat 2 and is fixedly connected with a first bevel gear 13, and a screw hole matched with a screw is formed in the top of the fixing seat 2;

the fan assembly 3 is arranged between the two fixing seats 2, the fan assembly 3 comprises an installation frame 31, a driving motor 32 is fixedly installed in the installation frame 31 through a support, the surface of an output shaft of the driving motor 32 is fixedly connected with a driving wheel 35, the driving wheel 35 is in transmission connection with a driven wheel 12 through a belt, one end of the output shaft of the driving motor 32 is fixedly connected with a fan blade 33, the installation frame 31 is provided with eight fixing holes 34, and the eight fixing holes 34 are symmetrically arranged at the top and the bottom of the installation frame 31;

the two placing grooves 4 are formed in the tops, close to the two fixing seats 2, of the two placing grooves 4, a placing frame 5 is placed between the two placing grooves 4, and a filter screen 6 is fixedly connected inside the placing frame 5;

ash removal mechanism 9, ash removal mechanism 9 sets up in the top of fixing base 2, ash removal mechanism 9 is including auxiliary frame 91, and auxiliary frame 91 passes through the mounting screw in the top of fixing base 2, the first fixed block 92 of one side fixedly connected with on auxiliary frame 91 surface, the opposite side fixedly connected with second fixed block 93 of auxiliary frame 91, it is connected with reciprocal lead screw 94 to rotate between first fixed block 92 and the second fixed block 93, the surperficial threaded connection of reciprocal lead screw 94 has ball nut 95, ball nut 95's bottom fixedly connected with cleaning brush 96, the one end of reciprocal lead screw 94 extends to one side and the fixedly connected with second bevel gear 90 of second fixed block 93, the bottom of second bevel gear 90 meshes with one side of first bevel gear 13.

Preferably, both ends of the cleaning brush 96 are fixedly connected with sliding blocks 97, both sides of the surface of the auxiliary frame 91 are fixedly connected with sliding rails 98, and the sliding blocks 97 are slidably connected with the sliding rails 98.

Preferably, slot 101 has been seted up to the inner wall symmetry of installing frame 1, be provided with spacing subassembly 8 in the slot 101, spacing subassembly 8 includes spacing groove 81, the inner wall sliding connection of spacing groove 81 has slide 82, one side fixedly connected with stopper 83 of slide 82, the one end of stopper 83 extends to the inside of slot 101, the opposite side fixedly connected with movable rod 84 of slide 82, the surface cover of movable rod 84 is equipped with spring 85, the one end of movable rod 84 runs through and extends to the outside and the fixedly connected with connecting plate 86 of installing frame 1, one side fixedly connected with handle of connecting plate 86.

Preferably, two be provided with fixed frame 71 between the fixing base 2, thermovent 72 has been seted up at the top of fixed frame 71, the bottom fixedly connected with limit buckle 73 of fixed frame 71, limit buckle 73 uses with the cooperation of stopper 83.

Preferably, the wind turbine generator set ventilation and heat dissipation catkin blockage prevention structure according to claim 1, wherein a pressing block 99 is fixedly connected to a corner of the inner wall of the auxiliary frame 91, and the bottom of the pressing block 99 is in contact with the surface of the placement frame 5.

Preferably, the first guide block 102 of edge fixedly connected with of installing frame 1 inner wall, one side fixedly connected with second guide block 74 of fixed frame 71, first guide block 102 and second guide block 74 all use with the fixed orifices 34 cooperation, use through the cooperation of first guide block 102 and second guide block 74 with fixed orifices 34, conveniently install fan subassembly 3.

The working principle of the ventilating and radiating anti-catkin blockage structure of the wind turbine generator is as follows:

when the fan is used, the driving motor 32 is started, the fan blades 33 are rotated to extract outside wind, the willow flocs are intercepted through the filter screen 6, so that the heat radiating fins on the fan are prevented from being blocked by the willow flocs, the heat radiating performance of the fan is ensured, meanwhile, when the driving motor 32 is used, the driving wheel 35 is driven to rotate the driving shaft 11 at the axis of the driven wheel 12 through belt transmission, the first bevel gear 13 drives the second bevel gear 90 to rotate, the ball nut 95 reciprocates along the surface of the reciprocating screw rod 94, the cleaning brush 96 cleans the surface of the filter screen 6, the filter screen 6 is prevented from being blocked, the aim of easy cleaning is fulfilled, the maintenance period is prolonged, and the labor intensity of workers is reduced.

The utility model provides a ventilating and heat-dissipating anti-catkin blockage structure of a wind turbine generator, wherein an ash removal mechanism 9 is arranged at the top of a fixed seat 2 through a screw, the structure is simple, the surface of a filter screen 6 can be well cleaned, the filter screen 6 is prevented from being blocked by catkin, the service life of a fan can be greatly prolonged by the structure, the structure is matched with a pressing block 99, the filter screen is convenient to mount, dismount and clean, and a fixing frame 71 can be quickly dismounted through a limiting component 8, so that the fan can be quickly maintained and replaced.

Claims

1. A wind turbine ventilation and heat dissipation structure for preventing catkin blockage, characterized in that it comprises: an installation frame;

A fixing seat, the fixing seat is symmetrically and fixedly connected to the surface of the mounting frame, a mounting groove is opened on one side of the fixing seat, the bottom of the mounting groove is rotatably connected with a drive shaft, and the surface of the drive shaft is fixedly connected with a drive shaft. a driving wheel, the top end of the drive shaft penetrates and extends to the outside of the fixed seat and is fixedly connected with a first bevel gear;

Fan assembly, the fan assembly is arranged between two fixed seats, the fan assembly includes a mounting frame, a drive motor is fixedly installed in the mounting frame through the support, and the surface of the output shaft of the drive motor is fixedly connected with an active The driving wheel is connected with the driven wheel through a belt, and one end of the output shaft of the driving motor is fixedly connected with a fan blade, and the mounting frame is provided with a fixing hole;

two placement slots, the two placement slots are opened at the tops of the two fixed seats that are close to each other, a placement frame is placed between the two placement slots, and a filter screen is fixedly connected to the inside of the placement frame;

Dust cleaning mechanism, the dust cleaning mechanism is arranged on the top of the fixed seat, the dust cleaning mechanism includes an auxiliary frame, one side of the surface of the auxiliary frame is fixedly connected with a first fixing block, and the other side of the auxiliary frame A second fixing block is fixedly connected, a reciprocating screw rod is rotatably connected between the first fixing block and the second fixing block, the surface of the reciprocating screw rod is threadedly connected with a ball nut, and the bottom of the ball nut is fixedly connected with a For the cleaning brush, one end of the reciprocating screw rod extends to one side of the second fixing block and is fixedly connected with a second bevel gear, and the bottom of the second bevel gear meshes with one side of the first bevel gear.

2. The structure for preventing catkin blockage for ventilation and heat dissipation of wind turbines according to claim 1, wherein both ends of the cleaning brush are fixedly connected with sliders, and both sides of the surface of the auxiliary frame are fixedly connected with A slide rail, the slider is slidably connected with the slide rail.

3 . The structure for preventing catkin blockage for ventilation and heat dissipation for a wind turbine according to claim 1 , wherein the inner wall of the installation frame is symmetrically provided with slots, and a limit component is arranged in the slot, and the limit The assembly includes a limit slot, the inner wall of the limit slot is slidably connected with a slide plate, one side of the slide plate is fixedly connected with a limit block, one end of the limit block extends to the inside of the slot, and the other side of the slide plate is connected. The side is fixedly connected with a movable rod, the surface of the movable rod is sleeved with a spring, one end of the movable rod penetrates and extends to the outside of the installation frame and is fixedly connected with a connecting plate, and one side of the connecting plate is fixedly connected with a handle .

4 . The ventilation and heat dissipation structure for preventing catkin blockage of a wind turbine according to claim 1 , wherein a fixing frame is arranged between the two fixing seats, and a heat dissipation port is opened on the top of the fixing frame, and the The bottom of the fixed frame is fixedly connected with a limit buckle.

5 . The structure for preventing catkin blockage for ventilation and heat dissipation of a wind turbine according to claim 1 , wherein a pressure block is fixedly connected to the corner of the inner wall of the auxiliary frame, and the bottom of the pressure block is connected to the surface of the placing frame. 6 . contact.

6 . The structure for preventing catkin blockage for ventilation and heat dissipation for a wind turbine according to claim 4 , wherein a first guide block is fixedly connected to the corners of the inner wall of the installation frame, and one side of the fixing frame is fixedly connected. 7 . There is a second guide block, and both the first guide block and the second guide block are used in cooperation with the fixing holes.