CN210966460U - Flange outward-turning correction device for wind power tower cylinder - Google Patents
Flange outward-turning correction device for wind power tower cylinder Download PDFInfo
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- CN210966460U CN210966460U CN201922044094.3U CN201922044094U CN210966460U CN 210966460 U CN210966460 U CN 210966460U CN 201922044094 U CN201922044094 U CN 201922044094U CN 210966460 U CN210966460 U CN 210966460U
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Abstract
Wind power tower cylinder flange orthotic devices that turns up, relate to wind power tower and make technical field, it includes demountable installation adjustment mechanism on the flange and be used for heating the roast rifle of flange, adjustment mechanism is including being used for connecting before wind power tower cylinder respectively, the mounting panel on the corresponding flange position in back both ends and the chain block of connecting two mounting panels, the internal face of mounting panel can paste the region of turning up of sticking to the flange, the one end and the flange joint of mounting panel, thereby the other end extends to the axis direction of wind power tower cylinder and makes the inner wall face of mounting panel be higher than the flange, chain block includes the sprocket, the chain and set up two couples on sprocket and chain respectively, the position of sprocket is close to the flange of treating the correction, it has the manual chain that is used for adjusting the chain to stretch out on the sprocket, the one end that wind. The utility model discloses can correct the flange simultaneously at the in-process of flame heating, need not to make the flange heat and carry out the quench shrink again behind the too high temperature, easy operation.
Description
Technical Field
The utility model relates to a wind power tower makes technical field, especially indicates a wind power tower cylinder flange orthotic devices that turns up.
Background
In recent years, in order to achieve sustainable development, green energy is effectively used, and wind power generation has come to be widely used. The tower barrel is used as a part of a wind power tower and is an important infrastructure of wind power generation equipment, the wind power tower has high requirements on the connection surface of a flange of the tower barrel, and the flatness of the flange after welding is generally required to be 1-2 mm; the inward inclination of the flange is 0.5-1.5 mm, the flange is required to be inclined inward, and the outward turning phenomenon is strictly prohibited on the surface.
When flanges of a wind power tower are turned outwards or the flanges of the wind power tower are unqualified in inward inclination, the flanges of the wind power tower are generally corrected by adopting a flame correction method, specifically, an unqualified area of a flange of a cylinder body is heated, so that stress release of the area is realized, and the effect of correcting the inward inclination value is achieved.
However, the flame straightening method has obvious disadvantages that the flame straightening technology is not easy to master, the requirement on an operator is high, a heating stress reduction area must be accurately judged, the time for cooling immediately after heating is accurately mastered, otherwise the effect is suitable, and the severe improper operation even leads to excessive change of the metallographic structure of a processing area, so that the structural stability of the flange is affected.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a wind power tower cylinder flange orthotic devices that turns up that can cooperate flame heating to carry out correction can correct the flange simultaneously at the in-process of flame heating, need not to make the flange heat and carry out the quench shrink again behind the too high temperature, easy operation.
In order to solve the technical problem, the utility model discloses a following technical scheme: the utility model provides a wind power tower cylinder flange orthotic devices that turns up, includes demountable installation adjusting mechanism on the flange and is used for heating the roast rifle of flange, adjusting mechanism is including being used for connecting the mounting panel on the corresponding flange position in wind power tower cylinder, back both ends respectively and connecting the chain block of two mounting panels, the internal face of mounting panel can paste the region of turning up of flange, thereby the one end and the flange joint of mounting panel, the other end extend to the axis direction of wind power tower cylinder make the inner wall face of mounting panel be higher than the flange, chain block includes sprocket, chain and sets up two couples on sprocket and chain respectively, the position of sprocket is close to the flange that treats the correction, it has the manual chain that is used for adjusting the chain to stretch out on the sprocket, the manual chain can stretch out from the one end of wind power tower cylinder the roast rifle is to the region of turning up of flange and is heated, the hand chain can be pulled simultaneously, so that the mounting plate is tensioned inwards by the chain block, the mounting plate is pushed inwards to abut against the flange, and the outward turning area of the flange is gradually corrected.
Preferably, the inner wall surface of the mounting plate is fixedly connected with a lifting lug, and the lifting lug is provided with a through hole for hooking the hook.
More preferably, a plurality of mounting holes matched with the threaded holes in the flange are formed in the mounting plate, and the mounting plate is connected with the flange through threads.
More preferably, the mounting plate is made of a steel plate, and the number of the mounting holes in the mounting plate is at least 5.
More preferably, the wind power generation device further comprises two rotating trolleys for supporting the wind power tower, two supporting rollers and a motor capable of driving the supporting rollers to rotate are mounted on each rotating trolley at intervals, the wind power tower can be placed on the four supporting rollers, and the motor can drive the supporting rollers to rotate synchronously when the motor drives the supporting rollers to rotate.
More preferably, the top of the rotating trolley is provided with a U-shaped groove, and the two supporting rollers are respectively positioned on two sides of the U-shaped groove.
More preferably, two ends of the supporting roller are respectively provided with a bearing seat, the supporting roller is connected to the two bearing seats through a rotating shaft, and one end of the rotating shaft is in driving connection with the motor through chain transmission.
The utility model discloses a theory of operation is: the mounting plate is connected to an everting area of a flange, then a mounting plate is connected to a corresponding position of the flange at the other end of the wind power tower, then the two mounting plates are connected through the chain block, a chain wheel of the chain block is close to a flange end to be corrected, then the manual chain is pulled out from one end of the wind power tower, at the moment, flame heating can be carried out on the everting area of the flange through the baking gun, the manual chain can be pulled simultaneously in the heating process, the chain block can generate pulling force on the mounting plate, the mounting plate can be pushed inwards to the flange when being stressed, and therefore the everting area of the flange is corrected gradually.
Through setting up above-mentioned adjustment mechanism, can carry out the flange correction operation of turning up simultaneously at the in-process of roast rifle heating of cooperation, need not to wait for the flange and carry out the quench shrink to it again after being heated to too high temperature, easy operation can reduce the impaired risk of flange structural stability.
Drawings
Fig. 1 is a schematic overall structure diagram in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of the mounting plate in the embodiment.
The reference signs are:
1-flange 2-baking gun 3-wind power tower
4-mounting plate 4 a-mounting hole 5 a-chain wheel
5 b-chain 5 c-hook 5 d-manual chain
6-lifting lug 7-rotating trolley 7 a-supporting roller
7 b-bearing seat.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.
It should be noted that, in the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Furthermore, in the present disclosure, unless explicitly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature. The terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "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 in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1-2, the wind power tower flange eversion correction device comprises an adjusting mechanism detachably mounted on a flange 1 and a baking gun 2 for heating the flange 1, wherein the adjusting mechanism comprises mounting plates 4 respectively used for being connected to the positions, corresponding to the flange 1, of the front end and the rear end of a wind power tower 3 and a chain block for connecting the two mounting plates 4, the inner wall surfaces of the mounting plates 4 can be attached to the eversion area of the flange 1, one end of the mounting plate 4 is connected with the flange 1, the other end extends to the axis direction of wind power tower cylinder 3 so that the inner wall surface of mounting panel 4 is higher than flange 1, chain block includes sprocket 5a, chain 5b and sets up two couples 5c on sprocket 5a and chain 5b respectively, and the position of sprocket 5a is close to the flange 1 of treating the correction, stretches out on sprocket 5a to have the manual chain 5d that is used for adjusting chain 5b, and the one end that wind power tower cylinder 3 can be followed to manual chain 5d stretches out.
The wind power tower cylinder flange outward turning correction device provided by the embodiment is in operation, firstly, the mounting plate 4 is connected to an outward turning area of the flange 1, then, the mounting plate 4 is also connected to the corresponding position of the flange 1 at the other end of the wind power tower cylinder 3, then, the two mounting plates 4 are connected through the chain block, the chain wheel 5a of the chain block is close to the end of the flange 1 to be corrected, then, the manual chain 5d is pulled out from one end of the wind power tower cylinder 3, at the moment, the outward turning area of the flange can be subjected to flame heating through the baking gun 2, the manual chain 5d can be pulled simultaneously in the heating process, the chain block generates pulling force on the mounting plate 4, the mounting plate 4 can be pushed inwards against the flange 1 when being stressed, and therefore, the outward turning area of the flange 1 is.
Through setting up above-mentioned adjustment mechanism, can carry out flange 1 correction operation of turning up simultaneously at the in-process of 2 heats of roast rifle of cooperation, need not to wait for flange 1 to carry out the quench shrinkage to it again after being heated to too high temperature, easy operation can reduce the impaired risk of flange 1 structural stability.
It should be noted that the chain block in the above embodiment is a device common in the prior art, and may be directly selected from the existing chain block, and in order to pull the manual chain 5d out from one end of the wind power tower 3, the manual chain 5d may be installed in a housing, so that the housing is rotatably connected to the housing where the chain wheel 5a is installed, and thus, by rotating the housing by 360 degrees, the chain block may be allowed to operate from various angles, so that the manual chain 5d can be pulled out from one end of the wind power tower 3, or the specific structure of the chain wheel 5a and the manual chain 5d may also refer to the chain block disclosed in chinese patent CN201140972 (the chain block is rotatably connected to the housing of the chain block), which is not described herein again.
The technical personnel in the field can understand that the mounting plates 4 are connected to the corresponding positions of the flanges 1 at the two ends of the wind power tower 3, so that when the chain block is pulled, the mounting plates 4 at the two ends are stressed, but because the flanges 1 are normally inclined inwards except for the defective outward turning region to be corrected, the flanges 1 at the other ends are normally inclined inwards, and therefore the flanges 1 at the one ends are pushed by the mounting plates 4 to correct the outward turning region, and the flanges 1 at the other ends are in the normally inclined state, so that the shape of the wind power tower cannot be affected even if the inward pushing force of the mounting plates 4 to a certain degree is applied. Certainly, if the eversion region of flange 1 is more, also can set up multiunit adjustment mechanism on wind power tower cylinder 3, because wind power tower cylinder 3's volume is huge, consequently set up behind the multiunit adjustment mechanism, like three groups of adjustment mechanism of wind power tower cylinder 3 bottom and both sides can carry out flange 1 respectively under three groups of operating personnel's operation simultaneously and correct work outwards to improve the efficiency of correcting work.
It should be further noted that the data of the specific eversion of the flange 1 can be detected by technical means conventional in the art, for example by measuring the flange conicity with Easy L aser laser gauge, and the data obtained can be used as a reference for straightening the flange 1, which can also be detected after the straightening operation.
Preferably, a lifting lug 6 can be fixedly connected to the inner wall surface of the mounting plate 4, and a through hole for hooking the hook 5c is formed in the lifting lug 6, so that the adjusting mechanism can be conveniently and quickly mounted.
More preferably, the mounting plate 4 is provided with a plurality of mounting holes 4a matching with the threaded holes on the flange 1, the mounting plate 4 is in threaded connection with the flange 1, the mounting plate 4 is made of steel plates, the number of the mounting holes 4a on the mounting plate 4 is at least 5, the mounting plate 4 can be in a trapezoid shape, the bottom edge of the mounting plate 4 is in an arc shape matching with the outer edge of the flange, the mounting plate 4 can obtain stronger firmness after being completely connected with the mounting holes 4a of the flange 1 by arranging at least 5 mounting holes 4a, the 5 mounting holes 4a are close to the bottom edge of the trapezoid mounting plate 4, the lifting lug 6 can be connected at a position close to the top edge of the inner wall surface of the trapezoid mounting plate 4, therefore, the stressed part of the mounting plate 4 is mainly concentrated at the upper part of the trapezoid, the height of the upper part of the trapezoid mounting plate 4 is greater than that of the flange 1, and the lifting lug can be obliquely applied, so that the eversion zone can be more effectively corrected.
In addition, the correcting device of this embodiment still includes two rotation platform trucks 7 that are used for supporting wind power tower cylinder 3, and every rotates and installs two supporting roller 7a and one motor (not shown in the drawing) that can drive supporting roller 7a pivoted on platform truck 7 at the interval, and wind power tower cylinder 3 can be placed on four supporting roller 7a, and motor drive supporting roller 7a can drive wind power tower cylinder 3 in step and rotate when rotating, just so can easily rotate flange 1, and the regional position of being convenient for the operation can be removed to the treatment that makes the evagination.
On the basis, the top of the rotating trolley 7 is provided with a U-shaped groove, the two supporting rollers 7a are respectively positioned at two sides of the U-shaped groove, two ends of each supporting roller 7a are respectively provided with a bearing seat 7b, the supporting rollers 7a are connected to the two bearing seats 7b through rotating shafts, and one end of each rotating shaft is in driving connection with the motor through chain transmission.
The above-mentioned embodiment is the utility model discloses the implementation scheme of preferred, in addition, the utility model discloses can also realize by other modes, any obvious replacement is all within the protection scope of the utility model under the prerequisite that does not deviate from this technical scheme design.
In order to make it easier for those skilled in the art to understand the improvement of the present invention over the prior art, some drawings and descriptions of the present invention have been simplified, and in order to clarify, some other elements have been omitted from this document, those skilled in the art should recognize that these omitted elements may also constitute the content of the present invention.
Claims (7)
1. Wind power tower cylinder flange orthotic devices that turns up, its characterized in that: including demountable installation adjusting mechanism on flange (1) and roast rifle (2) that is used for heating flange (1), adjusting mechanism is including being used for connecting mounting panel (4) and the chain block of connecting two mounting panels (4) before wind power tower cylinder (3) in the position of corresponding flange (1) in back both ends respectively, the internal wall face of mounting panel (4) can paste the region of turning up of flange (1), thereby the one end and the flange (1) of mounting panel (4) are connected, the other end extends to the axis direction of wind power tower cylinder (3) and makes the inner wall face of mounting panel (4) be higher than flange (1), chain block includes sprocket (5 a), chain (5 b) and sets up two couples (5 c) on sprocket (5 a) and chain (5 b) respectively, the position of sprocket (5 a) is close to the flange (1) of treating the correction, the manual chain (5 d) used for adjusting the chain (5 b) is extended out of the chain wheel (5 a), the manual chain (5 d) can be extended out of one end of the wind power tower cylinder (3), the baking gun (2) can be pulled simultaneously in the process of heating the outward turning region of the flange (1), so that the mounting plate (4) is tensioned inwards by the chain block, the mounting plate (4) is pushed inwards against the flange (1), and the outward turning region of the flange (1) is gradually corrected.
2. The wind tower flange eversion correcting device of claim 1, wherein: fixedly connected with lug (6) on the internal face of mounting panel (4), set up the through-hole that is used for supplying couple (5 c) to hook on lug (6).
3. The wind tower flange eversion correcting device of claim 2, wherein: a plurality of mounting holes (4 a) matched with threaded holes in the flange (1) are formed in the mounting plate (4), and the mounting plate (4) is connected with the flange (1) through threads.
4. The wind tower flange eversion correcting device of claim 3, wherein: the mounting plate (4) is made of steel plates, and the number of the mounting holes (4 a) in the mounting plate (4) is at least 5.
5. The wind tower flange eversion correcting device of claim 1, wherein: the wind power tower drum rotating device is characterized by further comprising two rotating trolleys (7) used for supporting the wind power tower drum (3), wherein two supporting rollers (7 a) and a motor capable of driving the supporting rollers (7 a) to rotate are installed on each rotating trolley (7) at intervals, the wind power tower drum (3) can be placed on the four supporting rollers (7 a), and the motor can drive the wind power tower drum (3) to rotate synchronously when the supporting rollers (7 a) are driven to rotate.
6. The wind tower flange eversion correcting device of claim 5, wherein: the top of the rotating trolley (7) is provided with a U-shaped groove, and the two supporting rollers (7 a) are respectively positioned on two sides of the U-shaped groove.
7. The wind tower flange eversion correcting device of claim 6, wherein: the two ends of the supporting roller (7 a) are respectively provided with a bearing seat (7 b), the supporting roller (7 a) is connected with the two bearing seats (7 b) through a rotating shaft, and one end of the rotating shaft is in driving connection with the motor through chain transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922044094.3U CN210966460U (en) | 2019-11-25 | 2019-11-25 | Flange outward-turning correction device for wind power tower cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922044094.3U CN210966460U (en) | 2019-11-25 | 2019-11-25 | Flange outward-turning correction device for wind power tower cylinder |
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| Publication Number | Publication Date |
|---|---|
| CN210966460U true CN210966460U (en) | 2020-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922044094.3U Active CN210966460U (en) | 2019-11-25 | 2019-11-25 | Flange outward-turning correction device for wind power tower cylinder |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110711794A (en) * | 2019-11-25 | 2020-01-21 | 湖南恒岳重钢钢结构工程有限公司 | Flange outward-turning correction device for wind power tower cylinder |
| CN116175080A (en) * | 2023-04-25 | 2023-05-30 | 山西富兴通重型环锻件有限公司 | Wind power tower cylinder flange eversion correction equipment |
-
2019
- 2019-11-25 CN CN201922044094.3U patent/CN210966460U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110711794A (en) * | 2019-11-25 | 2020-01-21 | 湖南恒岳重钢钢结构工程有限公司 | Flange outward-turning correction device for wind power tower cylinder |
| CN116175080A (en) * | 2023-04-25 | 2023-05-30 | 山西富兴通重型环锻件有限公司 | Wind power tower cylinder flange eversion correction equipment |
| CN116175080B (en) * | 2023-04-25 | 2023-07-14 | 山西富兴通重型环锻件有限公司 | Wind power tower cylinder flange eversion correction equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Wind power tower flange eversion correction device Effective date of registration: 20211101 Granted publication date: 20200710 Pledgee: Postal Savings Bank of China Limited Hengshan County sub branch Pledgor: HUNAN HENGYUE HEAVY STEEL STEEL STRUCTURE ENGINEERING Co.,Ltd. Registration number: Y2021980011702 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |