CN218294310U

CN218294310U - Damping device for base of wind driven generator

Info

Publication number: CN218294310U
Application number: CN202222604739.6U
Authority: CN
Inventors: 张蕾; 彭进
Original assignee: Sichuan Yaofeng Energy Development Co ltd
Current assignee: Sichuan Yaofeng Energy Development Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-01-13
Anticipated expiration: 2032-09-30

Abstract

The utility model relates to the technical field of wind power generation, in particular to a damping device for a base of a wind power generator, which comprises an installation base, a pillar and a fixed plate; the fixing plate is arranged above the mounting base; an annular plate is fixed at the upper end of the mounting base, a buffer plate is vertically and slidably mounted on the inner side of the annular plate, and a plurality of shock absorption assemblies A are mounted at the bottom end of the buffer plate; the upper end of the buffer plate is provided with an installation base, the outer side part of the installation base is provided with a plurality of arc-shaped clamping blocks along an annular array, and a damping component B is connected between each arc-shaped clamping block and the annular plate; the top end of the arc-shaped clamping block is detachably provided with a limiting block, and a bolt B is connected to the limiting block in a threaded manner; the fixed plate is provided with two clamping plates in a sliding way, and the fixed plate is provided with a driving assembly for driving the two clamping plates to approach or depart from each other; the lower part of the pillar is provided with an annular limiting groove A and an annular limiting groove B. The utility model discloses the shock attenuation is effectual, and maintenance work is convenient, and the practicality is strong.

Description

Damping device for base of wind driven generator

Technical Field

The utility model relates to a wind power generation technical field especially relates to a aerogenerator base damping device.

Background

The development of novel energy has become the most important research in the modern times, because the use of various electrical equipment leads to the electric quantity to use sharply and increases, and some areas can appear the outage condition in the power consumption peak period, and in order to alleviate these problems, aerogenerator also begins to build in the spacious area in the north, and aerogenerator is bulky, and the pole of the tower need bear very big wind-force effect, often makes the aerogenerator top or bottom appear becoming flexible and damaging.

Chinese patent with publication number CN210686204U discloses a convenient-to-use wind driven generator mounting base, which comprises a generator body, the bottom of the generator body is fixedly connected with a fixing rod, the bottom of the fixing rod is provided with a sleeve, the bottom of the sleeve is fixedly connected with a mounting plate, and the inner wall of the sleeve is connected with the bottom of the generator body in a sliding manner.

The above patent still has the following defects in the practical use process: the installed damping piece is inconvenient to disassemble and assemble and has high maintenance difficulty.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the technical problem who exists among the background art, the utility model provides a aerogenerator base damping device.

The technical scheme of the utility model: a damping device for a base of a wind driven generator comprises an installation base, a pillar and a fixing plate; the bottom end of the mounting base is fixedly connected with a plurality of inserting columns, the fixing plate is arranged above the mounting base, through holes for the supporting columns to penetrate through are formed in the fixing plate, and a plurality of fixing rods are connected between the fixing plate and the mounting base; an annular plate is fixed at the upper end of the mounting base, a buffer plate is vertically and slidably mounted on the inner side of the annular plate, and a plurality of shock absorption assemblies A are mounted at the bottom end of the buffer plate; the upper end of the buffer plate is provided with an installation base, the outer side part of the installation base is provided with a plurality of arc-shaped clamping blocks along an annular array, and a damping component B is connected between each arc-shaped clamping block and the annular plate; the top end of the arc-shaped clamping plate is detachably provided with a limiting block, and a bolt B is connected to the limiting block in a threaded manner; the fixing plate is provided with two clamping plates in a sliding manner, the fixing plate is provided with a driving assembly for driving the two clamping plates to approach or separate from each other, opposite sides of the two clamping plates are respectively provided with a semicircular notch, and a clamping block B is fixed in the semicircular notches at the two sides; two groups of supporting pieces are symmetrically installed at the bottom end of the strut, each supporting piece comprises an arc-shaped clamping plate and a semicircular plate fixed at the bottom end of the arc-shaped clamping plate, the semicircular plates are detachably connected with the installation base, and clamping blocks A are fixed on the inner side walls of the two arc-shaped clamping plates; the lower part of the pillar is provided with an annular limiting groove A and an annular limiting groove B.

Preferably, shock-absorbing component A includes damping telescopic link B and spring B, damping telescopic link B's upper and lower end respectively with buffer board and installation base fixed connection, the periphery at damping telescopic link B is established to spring B cover.

Preferably, shock-absorbing component B includes damping telescopic link A and spring A, and damping telescopic link A sets up on the lateral wall of annular slab, and damping telescopic link A's tip is connected with the arc splint, and spring A cover is established and is installed on damping telescopic link A.

Preferably, drive assembly includes two-way lead screw and fixes the rotatory handle at two-way lead screw tip, and two-way lead screw rotates and installs the bottom at the fixed plate, and the bottom of two splint all is fixed with the slider, has seted up on the fixed plate and has supplied two gliding slide openings of slider, two slider symmetries set up on two-way lead screw and all with two-way lead screw threaded connection.

Preferably, the two ends of the two arc-shaped clamping plates are both fixed with connecting lug plates, and the two connecting lug plates on the corresponding sides are of detachable connection structures.

Preferably, a plurality of bolts A vertically penetrate through the semicircular plate, and a plurality of thread grooves matched with the bolts A are formed in the mounting base.

Compared with the prior art, the above technical scheme of the utility model following profitable technological effect has: the vibration in the vertical direction can be buffered through the multiple groups of damping assemblies A, and the vibration in the horizontal direction can be buffered through the multiple groups of damping assemblies B, so that the damping effect is better; when needs carry out maintenance work to damping device, at first rotate through the two-way lead screw of rotatory handle drive, two-way lead screw can drive two splint and be close to each other rotating the in-process, make fixture block B card go into the annular spacing groove A of pillar, thereby accomplish the spacing work to the pillar after, can dismantle two sets of support piece from the bottom of pillar after that, there is very big interval space this moment between pillar bottom and the mounting base, thereby make things convenient for staff to the inboard damping device's of annular slab maintenance work.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the middle annular plate, the mounting base, the buffer plate and the supporting member of the present invention.

Fig. 3 is a schematic structural diagram of the bottom end of the middle fixing plate of the present invention.

Fig. 4 is a schematic structural view of the middle support and the clamping plate of the present invention.

Reference numerals are as follows: 1. installing a base; 2. a support post; 201. an annular limiting groove A; 202. an annular limiting groove B; 3. a fixing plate; 301. perforating; 302. a slide hole; 4. an annular plate; 5. inserting a column; 6. a fixing rod; 7. a splint; 71. a semicircular notch; 8. mounting a base; 81. a thread groove; 9. a buffer plate; 10. a limiting block; 111. an arc-shaped clamping block; 112. damping telescopic rod A; 113. a spring A; 12. an arc-shaped clamping plate; 13. a semicircular plate; 14. a bolt A; 15. a clamping block A; 16. connecting the ear plates; 17. a slider; 18. a bidirectional screw rod; 19. rotating the handle; 20. a clamping block B; 21. a bolt B; 221. damping telescopic rod B; 222. and a spring B.

Detailed Description

As shown in fig. 1-4, the damping device for a base of a wind driven generator provided by the present invention comprises a mounting base 1, a pillar 2 and a fixing plate 3; the bottom end of the mounting base 1 is fixedly connected with a plurality of inserting columns 5, the fixing plate 3 is arranged above the mounting base 1, the fixing plate 3 is provided with through holes 301 for the supporting columns 2 to penetrate through, and a plurality of fixing rods 6 are connected between the fixing plate 3 and the mounting base 1; an annular plate 4 is fixed at the upper end of the mounting base 1, a buffer plate 9 is vertically and slidably mounted on the inner side of the annular plate 4, a plurality of shock absorption assemblies A are mounted at the bottom end of the buffer plate 9 and comprise damping telescopic rods B221 and springs B222, the upper end and the lower end of each damping telescopic rod B221 are fixedly connected with the buffer plate 9 and the mounting base 1 respectively, and the springs B222 are sleeved on the periphery of the damping telescopic rods B221; the upper end of the buffer plate 9 is provided with a mounting base 8, the outer side part of the mounting base 8 is provided with a plurality of arc-shaped clamping blocks 111 along an annular array, shock absorption components B are connected between the arc-shaped clamping blocks 111 and the annular plate 4 and comprise damping telescopic rods A112 and springs A113, the damping telescopic rods A112 are arranged on the side wall of the annular plate 4, the end parts of the damping telescopic rods A112 are connected with the arc-shaped clamping blocks 111, and the springs A113 are sleeved on the damping telescopic rods A112; the top end of the arc-shaped clamping block 111 is detachably provided with a limiting block 10, and the limiting block 10 is in threaded connection with a bolt B21; the fixing plate 3 is provided with two clamping plates 7 in a sliding manner, the fixing plate 3 is provided with a driving assembly for driving the two clamping plates 7 to approach or separate from each other, the driving assembly comprises a bidirectional screw rod 18 and a rotating handle 19 fixed at the end part of the bidirectional screw rod 18, the bidirectional screw rod 18 is rotatably installed at the bottom end of the fixing plate 3, the bottom ends of the two clamping plates 7 are both fixed with sliding blocks 17, the fixing plate 3 is provided with sliding holes 302 for the two sliding blocks 17 to slide, the two sliding blocks 17 are symmetrically arranged on the bidirectional screw rod 18 and are both in threaded connection with the bidirectional screw rod 18, the opposite sides of the two clamping plates 7 are both provided with semicircular notches 71, and clamping blocks B20 are fixed in the semicircular notches 71 at the two sides; two groups of supporting pieces are symmetrically installed at the bottom end of the strut 2, each supporting piece comprises an arc-shaped clamping plate 12 and a semicircular plate 13 fixed at the bottom end of the arc-shaped clamping plate 12, connecting lug plates 16 are fixed at two ends of each arc-shaped clamping plate 12, the two connecting lug plates 16 on the corresponding sides are of a detachably connected structure, each semicircular plate 13 is detachably connected with the corresponding mounting base 8, a plurality of bolts A14 vertically penetrate through each semicircular plate 13, a plurality of thread grooves 81 matched with the bolts A14 are formed in each mounting base 8, and clamping blocks A15 are fixed on the inner side walls of the two arc-shaped clamping plates 12; the lower part of the pillar 2 is provided with an annular limiting groove A201 and an annular limiting groove B202.

The working principle of the utility model is as follows: the vibration in the vertical direction can be buffered through the multiple groups of shock absorption assemblies A, and the vibration in the horizontal direction can be buffered through the multiple groups of shock absorption assemblies B, so that the shock absorption effect is better; when need carry out maintenance work to damping device, at first rotate through 19 two-way lead screws 18 of rotatory handle drive, two-way lead screw 18 can drive two splint 7 and be close to each other at the rotation in-process, make fixture block B20 block go into in the annular spacing groove A201 of pillar 2, thereby accomplish the spacing work of back to pillar 2, can dismantle two sets of support piece from the bottom of pillar 2 after that, there is very big interval space between 2 bottoms of pillar and the mounting base 8 this moment, thereby make things convenient for the staff to damping device's the maintenance work in the inboard of annular slab 4.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art.

Claims

1. A damping device for a base of a wind driven generator is characterized by comprising an installation base (1), a strut (2) and a fixing plate (3); the bottom end of the mounting base (1) is fixedly connected with a plurality of inserting columns (5), the fixing plate (3) is arranged above the mounting base (1), the fixing plate (3) is provided with a through hole (301) for the supporting column (2) to penetrate through, and a plurality of fixing rods (6) are connected between the fixing plate (3) and the mounting base (1); an annular plate (4) is fixed at the upper end of the mounting base (1), a buffer plate (9) is vertically and slidably mounted on the inner side of the annular plate (4), and a plurality of shock absorption assemblies A are mounted at the bottom end of the buffer plate (9); the upper end of the buffer plate (9) is provided with an installation base (8), the outer side part of the installation base (8) is provided with a plurality of arc-shaped clamping blocks (111) along an annular array, and a damping component B is connected between each arc-shaped clamping block (111) and the annular plate (4); the top end of the arc-shaped clamping block (111) is detachably provided with a limiting block (10), and a bolt B (21) is connected to the limiting block (10) in a threaded manner; the two clamping plates (7) are slidably mounted on the fixing plate (3), a driving assembly for driving the two clamping plates (7) to approach or separate from each other is mounted on the fixing plate (3), semicircular notches (71) are formed in the opposite sides of the two clamping plates (7), and clamping blocks B (20) are fixed in the semicircular notches (71) in the two sides; two groups of supporting pieces are symmetrically installed at the bottom end of the strut (2), each supporting piece comprises an arc-shaped clamping plate (12) and a semi-circular plate (13) fixed at the bottom end of the arc-shaped clamping plate (12), the semi-circular plates (13) are detachably connected with the installation base (8), and clamping blocks A (15) are fixed on the inner side walls of the two arc-shaped clamping plates (12); the lower part of the strut (2) is provided with an annular limiting groove A (201) and an annular limiting groove B (202).

2. The wind driven generator base damping device according to claim 1, wherein the damping component A comprises a damping telescopic rod B (221) and a spring B (222), the upper end and the lower end of the damping telescopic rod B (221) are fixedly connected with the buffer plate (9) and the mounting base (1) respectively, and the spring B (222) is sleeved on the periphery of the damping telescopic rod B (221).

3. The wind driven generator base damping device according to claim 2, wherein the damping component B comprises a damping telescopic rod A (112) and a spring A (113), the damping telescopic rod A (112) is arranged on the side wall of the annular plate (4), the end of the damping telescopic rod A (112) is connected with the arc-shaped clamping block (111), and the spring A (113) is sleeved on the damping telescopic rod A (112).

4. The wind driven generator base damping device according to claim 1, wherein the driving assembly comprises a bidirectional screw rod (18) and a rotating handle (19) fixed at the end of the bidirectional screw rod (18), the bidirectional screw rod (18) is rotatably mounted at the bottom end of the fixing plate (3), sliding blocks (17) are fixed at the bottom ends of the two clamping plates (7), sliding holes (302) for the two sliding blocks (17) to slide are formed in the fixing plate (3), and the two sliding blocks (17) are symmetrically arranged on the bidirectional screw rod (18) and are in threaded connection with the bidirectional screw rod (18).

5. The wind driven generator base damping device according to claim 1, characterized in that connecting ear plates (16) are fixed at both ends of the two arc-shaped clamping plates (12), and the two connecting ear plates (16) at the corresponding sides are detachably connected.

6. The wind driven generator base damping device according to claim 1, characterized in that a plurality of bolts A (14) vertically penetrate through the semicircular plate (13), and a plurality of thread grooves (81) matched with the bolts A (14) are formed in the mounting base (8).