CN212786436U

CN212786436U - Wind power converter structure

Info

Publication number: CN212786436U
Application number: CN202022028869.0U
Authority: CN
Inventors: 杨磊; 曹晓波; 魏刚
Original assignee: Inner Mongolia Beifang Tongchuang New Energy Technology Co ltd
Current assignee: Inner Mongolia Beifang Tongchuang New Energy Technology Co ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-03-23
Anticipated expiration: 2030-09-16

Abstract

The utility model discloses a wind power converter structure, which comprises a converter body, wherein the inner side walls of the left side and the right side of the converter body are respectively provided with a first heat dissipation hole, the inner side walls of the first heat dissipation holes are connected with a first heat dissipation block in a sliding manner, and the outer side wall of the first heat dissipation block is connected with a first sealing mechanism; the converter body top fixedly connected with driving motor, driving motor output fixedly connected with pivot, the pivot bottom extends to converter body inside and is connected with and is used for driving the first actuating mechanism that first radiating block reciprocated. The utility model discloses thereby utilize the first screw rod of driving motor drive to rotate and can drive first radiating block and reciprocate, utilize first radiating block can derive this internal heat of converter, can derive the heat of well below position when first radiating block reciprocates to can make this internal heat dissipation of converter even, avoid piling up the normal work and the life that influence the converter body because of the below heat.

Description

Wind power converter structure

Technical Field

The utility model relates to a wind-powered electricity generation converter technical field especially relates to a wind-powered electricity generation converter structure.

Background

A wind power converter is an excitation device added on a rotor side in a double-fed wind power generator, and has the main function that when the rotating speed n of a rotor changes, the amplitude, the phase, the frequency and the like of excitation are controlled through the converter, so that a stator side can input constant-frequency electricity to a power grid.

The existing wind power converter mainly dissipates heat by arranging heat dissipation through holes on a shell of the wind power converter in the actual use process, wherein heat dissipation holes are arranged at positions close to the top of the wind power converter, so that the heat dissipation efficiency of the middle lower part of the wind power converter is poor, heat is accumulated for a long time, the normal work of electronic components in the wind power converter is easily influenced, and the service life of the wind power converter is shortened.

Therefore, a wind power converter structure is designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the radiating effect of the wind power converter is not good in the prior art, and providing a wind power converter structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a wind power converter structure comprises a converter body, wherein first heat dissipation holes are formed in the inner side walls of the left side and the right side of the converter body, first heat dissipation blocks are connected to the inner side walls of the first heat dissipation holes in a sliding mode, and first sealing mechanisms are connected to the outer side walls of the first heat dissipation blocks; the top of the converter body is fixedly connected with a driving motor, the output end of the driving motor is fixedly connected with a rotating shaft, and the bottom of the rotating shaft extends into the converter body and is connected with a first driving mechanism for driving the first heat dissipation block to move up and down; the converter comprises a converter body, and is characterized in that a mounting cavity is formed in the top of the converter body, second heat dissipation blocks which penetrate through the mounting cavity from top to bottom are connected to the left side and the right side of the mounting cavity in a sliding mode, a second sealing mechanism is connected to the outer side wall of each second heat dissipation block, and a second driving mechanism for driving the second heat dissipation blocks to move left and right is arranged in the mounting cavity.

Preferably, the first sealing mechanism comprises two first sealing plates fixedly connected with the upper side and the lower side of the first heat dissipation block, the outer side wall of each first sealing plate is in contact with the inner side wall of each first heat dissipation hole, a moving groove matched with the first sealing plate is formed in the inner side wall of each first heat dissipation hole, a first sliding block is fixedly connected with the outer side wall of each first sealing plate, and a first sliding groove matched with the first sliding block is formed in the inner side wall of the moving groove.

Preferably, first actuating mechanism includes and rotates the installation pole of being connected with converter body inside wall, the equal fixed cover of installation pole and pivot lateral wall has cup jointed first bevel gear, two first bevel gear meshing is connected, converter body inside wall rotates the first screw rod that is connected with two vertical settings, two first radiating block screw thread cup joints respectively on two first screw rod lateral walls, first screw rod top and installation pole lateral wall all have cup jointed second bevel gear, lie in two with one side second bevel gear meshing is connected.

Preferably, the second sealing mechanism comprises two second sealing plates fixedly connected with the left side and the right side of the second heat dissipation block, a second heat dissipation opening matched with the second heat dissipation block is formed in the inner side wall of the installation cavity, a movable groove matched with the second sealing plate is formed in the inner side wall of the second heat dissipation opening, a second sliding block is fixedly connected to the outer side wall of the second sealing plate, and a second sliding groove matched with the second sliding block is formed in the inner side wall of the movable groove.

Preferably, the second driving mechanism comprises two second screw rods rotatably connected with the inner side wall of the installation cavity, the two second heat dissipation blocks are respectively in threaded sleeve joint with the outer side walls of the two second screw rods in a threaded manner, the outer side walls of the two second screw rods are fixedly sleeved with third bevel gears, and the outer side wall of the rotating shaft is fixedly sleeved with fourth bevel gears meshed with the third bevel gears.

Preferably, the first radiating block and the second radiating block are both made of aluminum alloy materials.

The utility model has the advantages that:

1. through the converter body, first radiating block, driving motor, the apparatus further comprises a rotating shaft, first screw rod, first bevel gear, mutually support between second bevel gear and the first closing plate, thereby utilize driving motor drive first screw rod to rotate and can drive first radiating block and reciprocate, utilize first radiating block can derive this internal heat of converter, can derive the heat of well below position when first radiating block reciprocates, thereby can make this internal heat dissipation of converter even, avoid piling up the normal work and the life who influence the converter body because of the below heat.

2. Through mutually supporting between driving motor, second radiating block, second screw rod, third bevel gear, fourth bevel gear and the second closing plate, can drive the second radiating block and remove about when the second screw rod rotates to can realize the even heat dissipation at converter body top, further improve converter body radiating efficiency, convenient to use.

Drawings

Fig. 1 is a schematic structural diagram of a wind power converter structure provided by the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

fig. 3 is an enlarged view at B in fig. 1.

In the figure: 1. a current transformer body; 2. a first heat dissipation hole; 3. a first heat dissipation block; 4. a drive motor; 5. a rotating shaft; 6. a mounting cavity; 7. a second heat dissipation block; 8. a first sealing plate; 9. a moving groove; 10. a first slider; 11. mounting a rod; 12. a first bevel gear; 13. a first screw; 14. a second bevel gear; 15. a second sealing plate; 16. a second heat dissipation port; 17. a movable groove; 18. a second slider; 19. a second screw; 20. a third bevel gear; 21. and a fourth bevel gear.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a wind power converter structure comprises a converter body 1, wherein first heat dissipation holes 2 are formed in the inner side walls of the left side and the right side of the converter body 1, first heat dissipation blocks 3 are connected to the inner side walls of the first heat dissipation holes 2 in a sliding mode, and first sealing mechanisms are connected to the outer side walls of the first heat dissipation blocks 3; first sealing mechanism includes two first closing plate 8 with first radiating block 3 upper and lower both sides fixed connection, the lateral wall of first closing plate 8 contacts with 2 inside walls of first louvre, the shifting chute 9 with 8 looks adaptations of first closing plate is seted up to 2 inside walls of first louvre, the first slider 10 of 8 lateral walls fixedly connected with of first closing plate, the first spout with 10 looks adaptations of first slider is seted up to the shifting chute 9 inside walls, utilize first closing plate 8 can play sealed effect to 2 first louvres, avoid the dust to get into inside the converter body 1 through 2 first louvres.

The top of the converter body 1 is fixedly connected with a driving motor 4, the driving motor 4 is a servo motor capable of rotating forward and backward in the prior art, details are omitted, the output end of the driving motor 4 is fixedly connected with a rotating shaft 5, and the bottom of the rotating shaft 5 extends into the converter body 1 and is connected with a first driving mechanism for driving the first heat dissipation block 3 to move up and down; first actuating mechanism includes and rotates the installation pole 11 of being connected with 1 inside wall of converter body,

installation pole

11 and 5 lateral walls of pivot are all fixed and have been cup jointed first bevel gear 12, two first bevel gear 12 meshes the connection, 1 inside wall of converter body rotates the first screw rod 13 that is connected with two vertical settings, two first radiating block 3 respectively the screw thread cup joint on two first screw rod 13 lateral walls, first screw rod 13 top and the equal fixed cover of installation pole 11 lateral walls have second bevel gear 14, lie in and connect with two second bevel gear 14 meshes of one side.

Wherein, installation cavity 6 has been seted up at 1 top of converter body, the equal sliding connection in the 6 left and right sides of installation cavity runs through the second radiating block 7 that sets up from top to bottom, first radiating block 3 and second radiating block 7 all adopt aluminum alloy material to make, the 7 lateral walls of second radiating block are connected with second sealing mechanism, second sealing mechanism includes two second closing plates 15 with 7 left and right sides fixed connection of second radiating block, the second thermovent 16 with 7 looks adaptations of second radiating block is seted up to 6 inside walls of installation cavity, the movable groove 17 with 15 looks adaptations of second closing plate is seted up to 16 inside walls of second thermovent, 15 lateral walls fixed connection of second closing plate has second slider 18, the second spout with 18 looks adaptations of second slider is seted up to the movable groove 17 inside walls, the leakproofness of second thermovent 16 has been guaranteed to utilize second closing plate 15, avoid the dust to get into converter body 1 inside through second thermovent 16.

Be equipped with the second actuating mechanism that drives second radiating block 7 and remove about in the installation cavity 6, second actuating mechanism includes two second screw rods 19 of being connected with the rotation of 6 inside walls of installation cavity, and two second radiating blocks 7 are the screw thread respectively and cup joint on two second screw rod 19 lateral walls, and two second screw rod 19 lateral walls all fix the cover and connect

third bevel gear

20, and 5 lateral walls of pivot are fixed cup joint have with third bevel gear 20 engaged with fourth bevel gear 21.

It should be noted that: a plurality of heat dissipation holes are further formed in the inner side wall, close to the top, of the converter body 1, the heat dissipation holes are not shown in the drawing, and the circulation of air flow inside and outside the converter body 1 can be guaranteed through the heat dissipation holes.

The utility model discloses its functional principle is explained to following mode of operation of accessible:

start driving motor 4 and drive pivot 5 and rotate, it rotates to drive installation pole 11 under the cooperation of two first bevel gears 12, and then drive first screw rod 13 and rotate under the cooperation of two second bevel gears 14, drive first radiating block 3 and upwards remove when driving motor 4 corotation, drive first radiating block 3 and downwards remove when driving motor 4 reversal, can make first radiating block 3 reciprocate at driving motor 4 corotation in-process, utilize first radiating block 3 can be with the heat derivation realization effective heat dissipation of converter body 1 interior well below position, avoid piling up normal work and the life of influence converter body 1 because of the below heat.

The fourth bevel gear 21 is driven to rotate when the rotating shaft 5 rotates positively and negatively, and the second screw rod 19 rotates under the action of the third bevel gear 20, so that the second heat dissipation block 7 moves left and right, uniform heat dissipation at the top of the converter body 1 can be realized, the heat dissipation efficiency of the converter body 1 is improved, and the use is convenient.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A wind power converter structure comprises a converter body and is characterized in that first heat dissipation holes are formed in the inner side walls of the left side and the right side of the converter body, a first heat dissipation block is connected to the inner side walls of the first heat dissipation holes in a sliding mode, and a first sealing mechanism is connected to the outer side wall of the first heat dissipation block;

the top of the converter body is fixedly connected with a driving motor, the output end of the driving motor is fixedly connected with a rotating shaft, and the bottom of the rotating shaft extends into the converter body and is connected with a first driving mechanism for driving the first heat dissipation block to move up and down;

the converter comprises a converter body, and is characterized in that a mounting cavity is formed in the top of the converter body, second heat dissipation blocks which penetrate through the mounting cavity from top to bottom are connected to the left side and the right side of the mounting cavity in a sliding mode, a second sealing mechanism is connected to the outer side wall of each second heat dissipation block, and a second driving mechanism for driving the second heat dissipation blocks to move left and right is arranged in the mounting cavity.

2. The wind power converter structure according to claim 1, wherein the first sealing mechanism includes two first sealing plates fixedly connected to upper and lower sides of the first heat sink, an outer side wall of the first sealing plate contacts with an inner side wall of the first heat sink, the inner side wall of the first heat sink is provided with a moving slot adapted to the first sealing plate, an outer side wall of the first sealing plate is fixedly connected to the first sliding block, and the inner side wall of the moving slot is provided with a first sliding slot adapted to the first sliding block.

3. The structure of a wind power converter according to claim 1, wherein the first driving mechanism includes a mounting rod rotatably connected to an inner side wall of the converter body, the mounting rod and an outer side wall of the rotation shaft are both fixedly sleeved with first bevel gears, two of the first bevel gears are engaged and connected, the inner side wall of the converter body is rotatably connected to two vertically arranged first screws, two of the first heat dissipation blocks are respectively sleeved on outer side walls of the two first screws in a threaded manner, a second bevel gear is fixedly sleeved on a top of the first screw and an outer side wall of the mounting rod, and two of the second bevel gears located on the same side are engaged and connected.

4. The wind power converter structure according to claim 1, wherein the second sealing mechanism includes two second sealing plates fixedly connected to left and right sides of the second heat sink, the inner side wall of the mounting cavity is provided with a second heat sink adapted to the second heat sink, the inner side wall of the second heat sink is provided with a movable groove adapted to the second sealing plate, the outer side wall of the second sealing plate is fixedly connected to a second sliding block, and the inner side wall of the movable groove is provided with a second sliding groove adapted to the second sliding block.

5. The wind power converter structure according to claim 1, wherein the second driving mechanism includes two second screws rotatably connected to the inner side wall of the mounting cavity, two of the second heat dissipation blocks are respectively screwed onto outer side walls of the two second screws, a third bevel gear is fixedly sleeved on outer side walls of the two second screws, and a fourth bevel gear meshed with the third bevel gear is fixedly sleeved on outer side walls of the rotating shaft.

6. The wind power converter structure of claim 1, wherein said first and second heat sinks are made of aluminum alloy.