CN216768189U - Wall-hanging attenuator flexible device and pylon - Google Patents
Wall-hanging attenuator flexible device and pylon Download PDFInfo
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- CN216768189U CN216768189U CN202220242603.2U CN202220242603U CN216768189U CN 216768189 U CN216768189 U CN 216768189U CN 202220242603 U CN202220242603 U CN 202220242603U CN 216768189 U CN216768189 U CN 216768189U
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- hanging
- flexible device
- tower
- damper flexible
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- 230000009975 flexible effect Effects 0.000 title claims abstract description 57
- 238000013016 damping Methods 0.000 claims abstract description 38
- 239000007788 liquid Substances 0.000 claims abstract description 9
- 239000012530 fluid Substances 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 18
- 238000010276 construction Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 3
- 238000011900 installation process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of dampers, and discloses a wall-mounted damper flexible device which comprises a mounting frame and a damping container for filling damping liquid, wherein the mounting frame is arranged on the wall-mounted damper flexible device; the mounting frame is fixedly provided with a first hanging frame and a second hanging frame, and the second hanging frame is flexibly connected with the mounting frame; the first hanging rack and the second hanging rack are used for hanging the wall-mounted damper flexible device on the inner wall of the tower body. In another aspect, a tower is disclosed, which comprises a tower body, wherein the wall-hanging damper flexible device is suspended and fixed on the inner wall of the tower body. By applying the technical scheme of the utility model, the three-dimensional space of the inner wall of the tower body is fully utilized, the wall-mounted damper flexible device is suspended and fixed on the inner wall, and the tower does not need to be lifted and installed after being erected on the wind turbine general assembly site, so that the installation cost is greatly saved, and the construction is convenient. The wall-mounted damper flexible device acts on the tower and directly inhibits the second-order vibration of the tower.
Description
Technical Field
The utility model relates to the technical field of dampers, in particular to a wall-mounted damper flexible device and a tower.
Background
The utility model relates to a damper used in a tower barrel of a wind generating set tower. With the application of high towers and large impellers, the influence of tower second-order vibration on the unit is more and more non-negligible. The second-order vortex-induced vibration generated by the wind power generation set tower in a high wind speed environment can cause a serious structural problem, and the tower can even collapse in a short time; in addition, the impeller and the tower are in continuous frequency coupling, the fatigue life of the unit can be shortened, and the damper is required to be additionally arranged in the resonance resistance adding process.
1. The existing damper consists of a damping barrel filled with damping liquid and is fixedly placed on a platform in a tower frame, because the damper aims to suppress bivalent vibration, a few tons of damping liquid are needed, and the damping barrel can only be filled with about half of the damping liquid, otherwise, the damping barrel cannot play a damping role; the damping bucket cannot be made too large, taking into account various factors. Therefore, the damper is usually composed of more than 100 pe plastic barrels (also made of stainless steel, but with high cost); occupies a large area of the platform, and has certain difficulty in placing more plastic barrels.
2. The existing damper considers the safety and is fixed with a platform, the stacking height of the plastic barrels is limited, 4-5 plastic barrels are overlapped and fixed into a group, and dozens of groups of dampers are horizontally arranged on the platform and occupy a certain area of the platform.
3. In the existing damper, a group of plastic barrels is arranged in a field after a tower frame is erected; in the tower, the plastic barrels are required to be hung from the ground to a platform with the height of dozens of meters one by one for assembly, the installation process is unreasonable, and time and labor are wasted.
In conclusion, the existing damper is unreasonable in installation mode and complicated in installation process.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a wall-mounted damper flexible device and a tower frame, and aims to solve the technical problems that in the prior art, the damper is unreasonable in installation mode and complicated in installation process.
In order to achieve the above object, on one hand, the utility model adopts the technical scheme that:
a wall-mounted damper flexible device comprises a mounting rack and a damping container which is fixed in the mounting rack and is used for filling damping liquid; the mounting frame is fixedly provided with a first hanging frame and a second hanging frame, and the second hanging frame is flexibly connected with the mounting frame; the first hanging rack and the second hanging rack are used for hanging the wall-mounted damper flexible device on the inner wall of the tower body.
Preferably, the first hanging rack is provided with two pieces which are symmetrically arranged on two sides of the mounting rack.
Preferably, the second stores pylon is located the below of first stores pylon, and the second stores pylon is equipped with two, and the symmetrical arrangement is in the both sides of mounting bracket.
Preferably, a bolt group C is arranged between the second hanging frame and the mounting frame in a penetrating mode, and a mold spring used for adjusting the stress balance of the second hanging frame is sleeved outside the bolt group C.
Preferably, the damping container is provided with a plurality of damping containers, and the plurality of damping containers are arranged in a stacking mode.
Preferably, the damping container is arranged as a pe plastic bucket, and the pe plastic bucket is filled with the damping liquid.
Preferably, the mounting frame comprises a lower base; a plurality of vertical upright posts are fixed on the lower base, and upper connecting seats are fixed at the top ends of the upright posts; and a plurality of upright posts are used for clamping to limit the damping container.
Preferably, a water collecting tray is connected below the lower base.
On the other hand, the utility model adopts another technical scheme that:
a tower comprises a tower body, wherein the wall-mounted damper flexible device is suspended and fixed on the inner wall of the tower body.
Preferably, the wall-hanging damper flexible device is provided with a plurality of wall-hanging damper flexible devices, and the wall-hanging damper flexible devices are arranged at even intervals.
The utility model has the beneficial effects that:
by applying the technical scheme of the utility model, the three-dimensional space of the inner wall of the tower body is fully utilized, the wall-mounted damper flexible device is suspended and fixed on the inner wall, and the tower does not need to be lifted and installed after being erected on the wind turbine general assembly site, so that the installation cost is greatly saved, and the construction is convenient. The wall-mounted damper flexible device acts on the tower and directly inhibits the second-order vibration of the tower.
In a tower assembly factory, a group of wall-mounted damper flexible devices and screw holes in the inner wall of a transversely-placed tower body are fixed well, the tower is not required to be lifted and installed after being erected on a fan assembly site, direct installation can be achieved, simplicity and convenience are achieved, and a complicated hoisting link in the traditional process is omitted.
Drawings
FIG. 1 is a schematic front view of a first preferred embodiment and a third preferred embodiment of the present invention;
FIG. 2 is a schematic top view B of FIG. 1;
FIG. 3 is a schematic left side view of FIG. 1;
FIG. 4 is a schematic sectional view A-A of FIG. 1;
FIG. 5 is a schematic perspective view of FIG. 1;
FIG. 6 is a schematic structural view of a second preferred embodiment of the present invention (the tower is in a lying position);
FIG. 7 is a schematic view of the arrangement of the wall-hanging damper flexible device of FIG. 1 in operation (with the tower in an upright operating position);
reference numerals are as follows:
the device comprises an upper connecting seat 1, an upper hanging rack 2, a supporting upright post 3, a lower hanging rack 4, a lower base 5, a front upright post 6, a damping container 7, a water accumulation plate 8, a rear upright post 9, a pressure plate 10, a cover plate 11, a mold spring 12, a bolt group A13, a bolt group B14, a bolt group C15, a mounting rack 16 and an inner wall lug 17.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
Please refer to the attached drawings. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
Example one
Referring to fig. 1-5, the present invention provides a wall-hanging damper flexible device, which includes a mounting frame 16, and a damping container 7 fixed in the mounting frame 16 and filled with damping fluid; a first hanging rack and a second hanging rack are fixed on the mounting rack 16, and the second hanging rack is flexibly connected with the mounting rack 16; the first hanging rack and the second hanging rack are used for hanging the wall-mounted damper flexible device on the inner wall of the tower body.
This wall-hanging attenuator flexible device further has following improvement:
regarding the hanging installation of the wall-hanging damper flexible device, the first hanger is provided with two pieces, symmetrically arranged on both sides of the mounting frame 16. Similarly, the second hanger is provided in two pieces, symmetrically disposed on either side of the mounting bracket 16. The second hanging rack is positioned below the first hanging rack. In addition, a bolt group C15 is arranged between the second hanging rack and the mounting rack 16 in a penetrating way, and a mould spring 12 for adjusting the stress balance of the second hanging rack is sleeved outside the bolt group C15.
The damping container 7 is provided in plurality, and the plurality of damping containers 7 are arranged in a stacked manner. Damping container 7 sets up to pe plastic drum, and the filling has in the pe plastic drum damping fluid.
The mounting frame 16 comprises a lower base 5; a plurality of vertical upright posts are fixed on the lower base 5, and upper connecting seats 1 are fixed at the top ends of the upright posts; a plurality of said uprights are used for clamping to restrain the damping container 7. And a water collecting disc 8 is connected below the lower base 5.
Example two
Referring to fig. 1-7, the present invention provides a tower comprising a tower body, a wall-hanging damper flexible device as in the first embodiment; and the wall-mounted damper flexible device is fixedly suspended on the inner wall of the tower body.
Furthermore, the wall-hanging attenuator flexible installation is provided with a plurality ofly, and even interval arrangement. During the installation of wall-hanging attenuator flexible installation, the pylon body is for the state of lying down, and it is comparatively convenient to install this moment, as shown in FIG. 6.
EXAMPLE III
Referring to fig. 1-7, the present invention provides a wall-hanging damper flexible device, which is an industrial application of the first embodiment. This wall-hanging attenuator flexible installation includes that linking bridge 1, last stores pylon 2, support post 3, lower stores pylon 4, lower base 5, front column 6, pe plastic drum, ponding dish 8, rear column 9, clamp plate 10, apron 11, mould spring 12 etc. constitute. The upper hanger 2 is a first hanger, and the lower hanger 4 is a second hanger. The stand divide into foretell support post 3, front column 6, back stand 9, and these four support posts 3 (two), front column 6, back stand 9 constitute the mounting bracket 16 of fixed pe plastic drum jointly. The pe plastic bucket is the damping container 7 in the first embodiment, and is used for filling damping liquid.
Furthermore, a proper amount of damping liquid is filled in the pe plastic barrel and is overlapped by 4 pieces up and down. The periphery of the pe plastic bucket is compressed tightly by the front upright post 6, the rear upright post 9 and the supporting upright posts 3 on the two sides. Simultaneously, pe plastic drum puts on lower base 5, and pe plastic drum's the higher authority is through apron 11, is compressed tightly by clamp plate 10.
In addition, go up linkage 1 and front column 6, rear column 9, the upper end of both sides support post 3 is passed through bolt group A13 and is connected to compress tightly pe plastic drum all around, play the effect of fixed pe plastic drum. Simultaneously, lower base 5 and front column 6, back stand 9, both sides support column 3's lower extreme are connected through bolt group B14 to compress tightly pe plastic drum all around. Go up connecting seat 1, lower base 5 and front column 6, rear column 9, both sides support post 3 combined action, fix pe plastic drum.
The pe plastic bucket is fixed all around and become integrative from top to bottom, and the upper end passes through bolt group A13 and upper hanger 2 rigid connection, and upper hanger 2 is fixed on the inner wall lug 17 of pylon body.
Pe plastic drum is fixed as an organic whole all around and from top to bottom, and the lower extreme passes through mould spring 12 and lower stores pylon 4 flexonics, and lower stores pylon 4 is fixed on the inner wall lug 17 of pylon body. The bolt group C15 on the die spring 12 is adjusted to make the stress balance between the upper hanging rack 2 and the lower hanging rack 4 uniform, i.e. the stress uniformity of the inner wall lug 17 of the tower body is ensured. The whole wall-mounted damper flexible device is connected with the inner wall of the tower body through the upper hanging frame 2 and the lower hanging frame 4. Due to the use of the die spring 12, the wall-mounted damper flexible device is buffered, absorbed and dissolved by the die spring 12 when being subjected to additional external force; the rigidity of the wall-mounted damper flexible device cannot influence the inner wall of the tower body, and the wall-mounted damper flexible device has a certain flexible effect.
The wall-hanging damper flexible device has the technical effects that:
1. this wall-hanging attenuator flexible device is through the inertial force of the damping fluid in the pe plastic bucket or rock the second order vortex-induced vibration that suppresses dissipation pylon to improve the life-span and the security of pylon. While suppressing resonance between the impeller and the tower.
2. A single wall-hanging attenuator flexible installation comprises 4 pe plastic drum, and the inside is filled with suitable damping fluid. 4 pe plastic drum all around and all compress tightly fixedly into a whole from top to bottom, 2 rigid connection of one end and last stores pylon, mould spring 12 and 4 flexonics of stores pylon down are passed through to one end in addition, make inner wall lug 17 atress even on the one hand, ensure simultaneously that this wall-hanging attenuator flexible installation's rigidity can not exert an influence to the inner wall of pylon body.
3. In the using process, the group of wall-hung type damper flexible devices are hung on the inner wall of the tower frame body to form a circular arc shape and can be arranged in a multi-layer mode from top to bottom. Because the height of the inner wall is dozens of meters, the tower working platform can be completely or rarely occupied due to sufficient installation space, and the distribution and space problems of dozens of wall-mounted damper flexible devices are not needed to be worried about.
4. This wall-hanging attenuator flexible installation can install in the pylon equipment mill in advance, need not wait for the fan assembly scene, waits to hang the installation again after the pylon erects, greatly saves installation cost, convenient construction.
In a tower assembly factory, the tower body is horizontally placed; when the wall-mounted damper flexible device is installed, the single wall-mounted damper flexible device is placed in the horizontal direction, and the upper hanging frame 2, the lower hanging frame 4 and the lowest screw hole in the inner wall of the tower body are directly fixed. If the bottommost inner wall has a plurality of rows of installation positions, the installation can be continued all the time, and the space is fully utilized. Then the tower body rotates, a plurality of groups of wall-mounted damper flexible devices in the other row are installed, and the rest is done in the same way, and a group of wall-mounted damper flexible devices arranged in groups are installed on the inner wall of the whole tower body.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. A wall-mounted damper flexible device is characterized by comprising a mounting frame and a damping container which is fixed in the mounting frame and is used for filling damping liquid; the mounting frame is fixedly provided with a first hanging frame and a second hanging frame, and the second hanging frame is flexibly connected with the mounting frame; the first hanging rack and the second hanging rack are used for hanging the wall-mounted damper flexible device on the inner wall of the tower body.
2. The wall-hanging damper flexible device as claimed in claim 1, wherein the first hanger is provided in two pieces, symmetrically arranged on both sides of the mounting frame.
3. The flexible device of claim 1 or 2, wherein the second hanger is located under the first hanger, and the second hanger is provided with two pieces symmetrically arranged at two sides of the mounting rack.
4. The wall-hanging damper flexible device as claimed in claim 1, wherein a bolt set C is inserted between the second hanging rack and the mounting rack, and a mold spring for adjusting the stress balance of the second hanging rack is sleeved outside the bolt set C.
5. The wall-hanging damper flexible device as claimed in claim 1, wherein the damping container is provided in plurality, and the plurality of damping containers are stacked.
6. The wall-hanging damper flexible device as claimed in claim 1 or 5, wherein the damping container is a pe plastic bucket filled with the damping fluid.
7. The wall-hanging damper flexible device of claim 1, wherein the mounting bracket comprises a lower base; a plurality of vertical upright posts are fixed on the lower base, and upper connecting seats are fixed at the top ends of the upright posts; and a plurality of upright posts are used for clamping to limit the damping container.
8. The wall-hanging damper flexible device as claimed in claim 7, wherein a water-collecting tray is connected below the lower base.
9. A tower comprising a tower body, wherein the inner wall of the tower body is suspended and fixed with a wall hanging type damper flexible device as claimed in any one of claims 1-8.
10. A tower according to claim 9, wherein said wall-hanging damper flexible means is provided in plurality and in evenly spaced arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220242603.2U CN216768189U (en) | 2022-01-28 | 2022-01-28 | Wall-hanging attenuator flexible device and pylon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220242603.2U CN216768189U (en) | 2022-01-28 | 2022-01-28 | Wall-hanging attenuator flexible device and pylon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216768189U true CN216768189U (en) | 2022-06-17 |
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| CN202220242603.2U Expired - Fee Related CN216768189U (en) | 2022-01-28 | 2022-01-28 | Wall-hanging attenuator flexible device and pylon |
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| CN (1) | CN216768189U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115405147A (en) * | 2022-06-21 | 2022-11-29 | 浙江运达风电股份有限公司 | A harmonious liquid damper suspension type structure for flexible steel tower |
-
2022
- 2022-01-28 CN CN202220242603.2U patent/CN216768189U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115405147A (en) * | 2022-06-21 | 2022-11-29 | 浙江运达风电股份有限公司 | A harmonious liquid damper suspension type structure for flexible steel tower |
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Granted publication date: 20220617 |