CN221116751U

CN221116751U - Tower section of thick bamboo upset frock and equipment

Info

Publication number: CN221116751U
Application number: CN202322746904.6U
Authority: CN
Inventors: 张帅君; 夏惠峰; 陈庆林; 黄文平; 蒋林宏
Original assignee: Guangdong Jing Yin Ocean Engineering Co Ltd
Current assignee: Guangdong Jing Yin Ocean Engineering Co Ltd
Priority date: 2023-10-12
Filing date: 2023-10-12
Publication date: 2024-06-11
Anticipated expiration: 2033-10-12

Abstract

The utility model provides a tower drum overturning tool and equipment, wherein the tower drum overturning tool comprises an overturning supporting component used for supporting the side of the bottom of a tower drum and used as a rotating fulcrum, and a fixed seat used for supporting the end face position of the bottom of the drum in the overturning and hoisting process, the overturning supporting component comprises a base used for being fixed on a tower drum installation site and a rotating seat used for being detachably connected with the side of the bottom of the tower drum, an arc-shaped groove is formed in the base, a rotating shaft matched with the arc-shaped groove in size is arranged on the rotating seat, and the rotating shaft can relatively rotate in the arc-shaped groove in the process of overturning the tower drum from horizontal to vertical. The utility model overcomes the defects that the existing wind driven generator tower overturning auxiliary tool is extremely easy to damage at the rotating shaft and the rotating process is not reliable enough, and the utility model utilizes the rotating shaft with two radians matched with each other and the arc-shaped groove as the rotating pivot, so that deformation and damage are not easy to occur in the repeated rotating process, and the overturning operation process is safer and more reliable.

Description

Tower section of thick bamboo upset frock and equipment

Technical Field

The utility model relates to the technical field of fan tower hoisting, in particular to a tower overturning tool and equipment.

Background

The heights of the tower barrels of the wind driven generator are generally different from 90 meters to 160 meters, each section of tower barrel is large in volume and length, and each section of tower barrel is extremely heavy, so that great difficulty is brought to lifting and transporting the tower barrels. When the wind turbine is turned over and hoisted, if the hoisting mode is incorrect, the gravity center of the tower is easy to be unstable, and slipping and deviation are easy to occur, so that huge loss is generated, and the transportation and hoisting efficiency of the wind turbine tower has decisive influence on the whole project period.

The existing common tower overturning tool is completed by mutually matching two cranes, wherein a crane connected with the upper part of the tower is a main crane, an auxiliary crane connected with the lower part of the tower is an auxiliary crane, the main crane and the auxiliary crane lift the tower horizontally at the same time, and the overturning, hoisting and positioning work of the tower are completed by matching the two cranes, so that the time consumption is long and the efficiency is extremely low. Because the construction technology of the wind driven generator is developed rapidly at present, the wind driven generator is not limited to flat areas such as plain, basin, gobi and the like, and gradually develops to mountain hilly areas, in the terrains, a plurality of large-scale devices are difficult to work simultaneously, and great difficulty is brought to the overturning operation of the tower of the wind driven generator. In order to solve the problem, the Chinese patent literature discloses a special auxiliary tool matched with the tower drum overturning of a wind driven generator, which comprises an overturning device consisting of a supporting base, a movable lug plate, a tower drum tail connecting lug plate and a rotating pin shaft, and an auxiliary overturning supporting bench. The movable lug plate and the tower drum tail sliding connecting lug plate form a whole through the tower drum tail sliding connecting lug plate and the tower drum, the rotary pin shaft is used for forming the whole, one end of the tower drum is lifted by the main crane to enable most of weight to be transferred to the supporting base, and the impact is reduced through the supporting bench after the main crane is overturned to a certain angle.

Above-mentioned scheme is although can only use a crane equipment to accomplish the hoist and mount, installs the tower section of thick bamboo bottom and articulates to supporting the base on, utilizes rotatory round pin axle to shift gravity to the supporting seat on to utilize rotatory realization of rotatory round pin axle to turn over, such mode is installed and is torn open and is shifted conveniently, certainly can practice thrift the cost and reduce the intervention of big or small hoisting equipment, but the scheme of changing has a very big technical problem: the wind driven generator tower is extremely heavy, the rotation pin shaft is hinged and rotated, the force transmission process is required to be completely transferred to the rotation pin shaft, the structure of the rotation pin shaft is required to be quite firm and reliable, the connection strength is quite good, otherwise, the wind driven generator tower is extremely fragile, if the torsion deformation of the pin shaft is extremely likely to cause rotation clamping, and the economic loss and the construction period are more prolonged.

Disclosure of utility model

The utility model aims to overcome the defects that the existing wind driven generator tower overturning auxiliary tool is extremely easy to damage at a rotating shaft and the rotating process is not reliable enough, and provides a tower overturning tool and equipment. The utility model uses the rotating shaft with two radians matched with each other and the arc-shaped groove as the rotating pivot, so that the deformation and damage are not easy to occur in the repeated rotating process, and the overturning operation process is safer and more reliable.

In order to solve the technical problems, the utility model adopts the following technical scheme:

The utility model provides a tower section of thick bamboo upset frock, including being used for supporting tower section of thick bamboo bottom avris and as the upset supporting component of swivel fulcrum, and be used for supporting the fixing base of section of thick bamboo bottom terminal surface position at upset hoist and mount in-process, upset supporting component is including being used for fixing the base at tower section of thick bamboo installation scene, and be used for the roating seat that can dismantle with tower section of thick bamboo bottom avris position and be connected, offered the arc wall on the base, be provided with on the roating seat with arc wall size assorted pivot, can rotate relatively in the arc wall when the in-process pivot of tower section of thick bamboo from the horizontal to vertical upset.

When the tower drum is used, the rotating seat is arranged at the bottom of the tower drum, the tower drum horizontally placed at the moment is horizontally hoisted to the arc-shaped groove, so that the rotating shaft on the rotating seat is matched with the abutting joint of the arc-shaped groove on the base, the hoisting fixed point of the tower drum is changed at the moment, the tower drum is hoisted from the end part, one end of the tower drum is gradually hoisted and lifted, the other end of the tower drum rotates by the abutting joint of the rotating shaft and the arc-shaped groove, the abutting joint rotation of the rotating shaft and the arc-shaped groove is taken as a rotating fulcrum, the connecting mode that the rotating fulcrum adopts the matching fixation of the shaft and the rotating sleeve to realize the fixed rotation in the prior art is abandoned, the rotating shaft and the arc-shaped groove matched with the two radians are taken as the rotating fulcrum, deformation and damage are not easy to occur in the repeated rotation process, the fixed seat is taken as another supporting point, the bottom of the tower drum is supported after the tower drum is overturned to a certain angle, the tower drum can be hoisted and separated directly, the tower drum is transferred to the safe rest and placed and then the rotating seat is dismounted, and the rotating seat is not needed to be fixed and connected on the tower drum under the hoisting state.

In addition, in order to ensure the rotation effect of the rotating shaft and the rotating sleeve, a lubricating medium can be coated between the rotating shaft and the arc-shaped groove.

Further, the overturning supporting component further comprises an inclined plane which is arranged on the base and connected with the notch of the arc-shaped groove, and when the tower barrel is overturned from the horizontal direction to the vertical direction, the rotating shaft can deviate from the arc-shaped groove and slide upwards along the inclined plane. Like this, set up the inclined plane and can deviate from and upwards slide along the inclined plane from the arc groove when a tower section of thick bamboo hoist and mount overturn to certain angle and butt to the fixing base, accomplish the tower section of thick bamboo smoothly like this from horizontal to vertical upset.

Further, the radian of the arc-shaped groove is 135-180 degrees. The arc-shaped groove is used as a limiting sleeve and a rotating sleeve in a rotating fulcrum, the rotating shaft needs to be prevented from being separated from the arc-shaped groove when rotating, and the arc-shaped groove can be taken out after rotating in place, so that the arc-shaped groove can meet a good use effect when the arc-shaped groove is 135-180 degrees through repeated experiments, and the safety of the operation process is ensured.

Further, the swivel mount includes the adaptor that is used for dismantling the connection with tower section of thick bamboo bottom flange to and locate on the adaptor and be used for butt and spacing tower section of thick bamboo outer wall's butt seat, the pivot is fixed on the adaptor and be used for butt and spacing tower section of thick bamboo's bottom terminal surface. It should be noted that the bottom of the tower barrel is provided with a connecting flange, the fixing and the limiting of the tower barrel on the supporting seat are realized through arranging an adapter connected with the flange, and the limiting of the end face of the bottom of the tower barrel is realized through a rotating shaft fixed on the adapter.

Further, the supporting seat is composed of two inclined plane seats which are symmetrically arranged, and the tower is erected between the two inclined plane seats. Two inclined plane seats are used for being separately enclosed to form a supporting seat, so that the tower barrel supporting device can be more flexibly suitable for tower barrels with different sizes.

Further, a gasket is further arranged on the surface of each inclined plane seat. The gasket is used for protecting paint on the surface of the tower and preventing the damage of the tower.

Further, the lower part of the fixing seat is wide, the upper part of the fixing seat is narrow, and a supporting platform is arranged at the top of the fixing seat. Therefore, the tower has the advantages that the lower part is wide, the upper part is narrow, the stability is better under the stress, the tower is not easy to topple over, and the support stability of the tower can be effectively ensured.

Further, the surface of the supporting platform is also provided with a cushion block.

Further, at least one side of the upper surface of the cushion block is provided with an arc chamfer.

It is to be noted that, the arc chamfer that the cushion has can be after the tower section of thick bamboo contacts supporting platform, and guide tower section of thick bamboo that can be smooth is pressed on the cushion gradually, and the atress process is more steady, and the design of arc chamfer also can reduce the surface of tower section of thick bamboo impaired.

The tower drum overturning device comprises a crane for hoisting the tower drum and the tower drum overturning tool.

Compared with the prior art, the utility model has the beneficial effects that:

According to the utility model, a connection mode that a rotating fulcrum in the prior art is fixed by matching a shaft and a rotating sleeve is abandoned, a rotating shaft and an arc-shaped groove matched with two radians are used as the rotating fulcrum, deformation and damage are not easy to occur in the repeated rotating process, a fixed seat is used as another supporting point, the bottom of the tower barrel is supported after the tower barrel is overturned to a certain angle, so that more stable overturning can be ensured, the tower barrel can be directly hoisted and separated after the tower barrel is overturned in place, and is transferred to a safe rest frame for placing and then disassembling the rotating seat, and the shaft and the rotating sleeve fixedly matched with and connected to the tower barrel are not required to be removed in a hoisting state.

Drawings

FIG. 1 is a schematic view of a structure of the utility model in which a rotating shaft is engaged with an arc-shaped slot;

FIG. 2 is a schematic view of the structure of the shaft and the bevel gear assembly according to the present utility model;

FIG. 3 is a schematic view of a rotary seat according to the present utility model;

FIG. 4 is a schematic structural view of a fixing base according to the present utility model;

FIG. 5 is a schematic diagram showing the utility model in an initial state of turning over when applied;

FIG. 6 is a schematic diagram of the state of the flipping process of the present utility model when applied;

Fig. 7 is a schematic diagram of the utility model in a flip completion state when applied.

The graphic indicia are illustrated as follows:

The device comprises a 1-turnover supporting component, a 11-base, a 12-rotating seat, a 121-adapter, a 122-supporting seat, a 123-gasket, a 13-arc-shaped groove, a 14-rotating shaft, a 15-inclined plane, a 2-fixing seat, a 21-supporting platform, a 210-cushion block 100-tower barrel.

Detailed Description

The utility model is further described below in connection with the following detailed description. Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numbers in the drawings of embodiments of the utility model correspond to the same or similar components; in the description of the present utility model, it should be understood that, if there is an azimuth or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc., based on the azimuth or positional relationship shown in the drawings, it is only for convenience of describing the present utility model and simplifying the description, but it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus terms describing the positional relationship in the drawings are merely illustrative and should not be construed as limitations of the present patent, and specific meanings of the terms described above may be understood by those skilled in the art according to specific circumstances.

Example 1

As shown in fig. 1 to 2, a tower drum overturning tool comprises an overturning supporting component 1 for supporting the bottom side of a tower drum 100 and serving as a rotating fulcrum, and a fixing seat 2 for supporting the end face position of the bottom of the drum in the overturning and hoisting process, wherein the overturning supporting component 1 comprises a base 11 for being fixed on the installation site of the tower drum 100 and a rotating seat 12 for being detachably connected with the bottom side of the tower drum 100, an arc-shaped groove 13 is formed in the base 11, a rotating shaft 14 matched with the arc-shaped groove 13 in size is arranged on the rotating seat 12, and the rotating shaft 14 can relatively rotate in the arc-shaped groove 13 in the process of overturning the tower drum 100 from horizontal to vertical.

The overturning operation steps of the embodiment are as follows: as shown in fig. 5 to 7, the rotating seat 12 is installed at the bottom of the tower drum 100, the tower drum 100 horizontally placed at this time is lifted to the arc-shaped groove 13, so that the rotating shaft 14 on the rotating seat 12 is matched with the arc-shaped groove 13 on the base 11 in an abutting manner, at this time, the lifting fixing point of the tower drum 100 is changed, so that the tower drum 100 is lifted from the end part, one end of the tower drum 100 is gradually lifted, the other end of the tower drum is rotated by the abutting matching of the rotating shaft 14 and the arc-shaped groove 13, the rotating shaft 14 and the arc-shaped groove 13 are rotated in an abutting manner, the rotating supporting point is used as a rotating supporting point, the rotating shaft 14 and the arc-shaped groove 13 matched with two radians are used as the rotating supporting point, deformation and damage are not easy to occur in the repeated rotation process, the fixed seat 2 is used as another supporting point, the bottom of the tower drum 100 is supported after the tower drum 100 is lifted to a certain angle, and after the tower drum 100 is lifted to a certain degree, the tower drum is lifted, the tower drum is moved to the safety rack is placed and then the rotating seat 12 is detached, the lifting is not needed, the rotating supporting seat is fixed, the rotating seat is fixed under the lifting state, the lifting condition is not needed, the rotating seat is removed, the rotating seat is fixed, and the rotating seat is directly is placed on the tower drum 100, and the rotating seat is placed on the drum, and the tower drum is placed on the drum, and the drum is fixed.

In this embodiment, in order to secure the rotation effect of the rotation shaft 14 and the rotating sleeve, a lubricating medium may be coated between the rotation shaft 14 and the arc-shaped groove 13.

As shown in fig. 2, the overturning supporting assembly 1 further comprises an inclined plane 15 which is arranged on the base 11 and is connected with the notch of the arc-shaped groove 13, and when the tower 100 is overturned from horizontal to vertical, the rotating shaft 14 can be separated from the arc-shaped groove 13 and slide upwards along the inclined plane 15. In this way, the inclined plane 15 can be arranged to be separated from the arc-shaped groove 13 and slide upwards along the inclined plane 15 when the tower 100 is lifted and turned to a certain angle and is abutted to the fixed seat 2, so that the tower 100 can be turned from horizontal to vertical smoothly.

In this embodiment, the arc 13 is 180 °. The arc-shaped groove 13 is used as a limiting sleeve in a rotating fulcrum and a rotating sleeve, the rotating shaft 14 needs to be prevented from being separated from the rotating sleeve in the rotating process, and the rotating shaft 14 can be taken out after the rotating sleeve rotates in place, so that the radian of the arc-shaped groove 13 can meet a good use effect when the radian is 180 degrees through repeated experiments, and the safety of the operation process is ensured.

As shown in fig. 3, the rotary base 12 includes an adaptor 121 detachably connected to a flange at the bottom of the tower 100, and a supporting base 122 disposed on the adaptor 121 and used for supporting and limiting the outer wall of the tower 100, and the rotary shaft 14 is fixed on the adaptor 121 and used for supporting and limiting the bottom end face of the tower 100. It should be noted that, the bottom of the tower 100 itself has a connection flange, the adapter 121 connected to the flange is provided to fix and limit the tower 100 on the abutment 122, and the rotating shaft 14 fixed on the adapter 121 is provided to limit the bottom end surface of the tower 100.

As shown in fig. 3, the abutment 122 is composed of two symmetrically disposed inclined seats, and the tower 100 is mounted between the two inclined seats. The two inclined plane seats are separately surrounded to form the supporting seat 122, so that the tower 100 with different sizes can be more flexibly adapted.

As shown in fig. 3, a spacer 123 is also provided on the surface of each bevel seat. The purpose of the gasket 123 is to protect the paint on the surface of the tower 100 from damage to the tower 100.

Example 2

This embodiment is similar to embodiment 1, except that in this embodiment:

As shown in fig. 4, the fixing base 2 has a wide lower portion and a narrow upper portion, and a support platform 21 is provided on the top of the fixing base 2. Thus, the tower 100 is wide in lower portion and narrow in upper portion, has better stability under the stress, is not easy to topple over, and can be effectively ensured to be supported stably.

As shown in fig. 4, the surface of the support platform 21 is also provided with pads 210.

As shown in fig. 4, at least one side of the upper surface of the pad 210 is provided with an arc chamfer.

It should be noted that, after the tower 100 contacts the supporting platform, the arc chamfer provided by the cushion block 210 can smoothly guide the tower 100 to be pressed on the cushion block 210 gradually, the stress process is more stable, and the design of the arc chamfer can also reduce the damage of the outer surface of the tower 100. Meanwhile, in order to protect the paint on the outer surface of the tower, a protective rubber pad may be provided on the pad 210.

Other structures and principles of this embodiment are the same as those of embodiment 1.

Example 3

The tower drum overturning device comprises a crane for hoisting the tower drum 100 and further comprises the tower drum 100 overturning tool.

The overturning operation steps of the embodiment are as follows: as shown in fig. 5 to 7, the rotating base 12 is installed at the bottom of the tower drum 100, the tower drum 100 horizontally placed at this time is lifted to the arc-shaped groove 13 by using a crane, so that the rotating shaft 14 on the rotating base 12 is matched with the arc-shaped groove 13 on the base 11 in an abutting manner, at this time, the lifting fixing point of the tower drum 100 is changed, the crane is lifted from the end of the tower drum, one end of the tower drum 100 is gradually lifted, the other end of the tower drum is rotated by using the abutting matching rotation of the rotating shaft 14 and the arc-shaped groove 13, the abutting matching rotation of the rotating shaft 14 and the arc-shaped groove 13 is realized, the rotating supporting point adopts a connecting mode that the shaft and the rotating sleeve are matched and fixed to realize fixed rotation in the prior art, the rotating shaft 14 and the arc-shaped groove 13 matched with each other are utilized as the rotating supporting point, deformation and damage are not easy to occur in the repeated rotation process, the fixed base 2 is used as another supporting point, the bottom of the tower drum 100 is supported after the tower drum 100 is overturned to a certain angle, the tower drum 100 is overturned to be in place, the tower drum 100 is moved to the safe place, the rotating drum is placed on the safe rest, the fixed rotating frame is used for the fixed rotating, the rotating shaft and the rotating base 12 is dismounted, the fixed rotating sleeve is fixed in the rotating frame, the fixed rotating sleeve is not required to be fixed in the state, and the rotating sleeve is detached in the fixed in the state, and the fixed in the process, and the process is directly in the fixed in the process.

It is to be understood that the above examples of the present utility model are provided by way of illustration only and not by way of limitation of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. The utility model provides a tower section of thick bamboo upset frock, includes upset supporting component (1) that are used for supporting tower section of thick bamboo bottom avris and as the swivel fulcrum to and be used for supporting fixing base (2) of section of thick bamboo bottom terminal surface position in upset hoist and mount in-process, characterized in that, upset supporting component (1) are including being used for fixing base (11) at tower section of thick bamboo installation scene, and be used for dismantling swivel mount (12) of being connected with tower section of thick bamboo bottom avris position, arc wall (13) have been seted up on base (11), be provided with on swivel mount (12) with arc wall (13) size assorted pivot (14), when the tower section of thick bamboo is by the in-process of horizontal to vertical upset pivot (14) can be in arc wall (13) relative rotation.

2. The tower overturning tooling according to claim 1, wherein the overturning supporting assembly (1) further comprises an inclined surface (15) which is arranged on the base (11) and is connected with the notch of the arc-shaped groove (13), and the rotating shaft (14) can be separated from the arc-shaped groove (13) and slide upwards along the inclined surface (15) in the process of overturning the tower from the horizontal direction to the vertical direction.

3. A tower turnover fixture according to claim 2, characterized in that the arc of the arc-shaped groove (13) is 135 ° to 180 °.

4. The tower overturning tool according to claim 1, wherein the rotating base (12) comprises an adapter (121) detachably connected with a flange at the bottom of the tower, and a supporting base (122) arranged on the adapter (121) and used for supporting and limiting the outer wall of the tower, and the rotating shaft (14) is fixed on the adapter (121) and used for supporting and limiting the bottom end face of the tower.

5. The tower overturning tooling according to claim 4, wherein the abutment (122) consists of two symmetrically arranged inclined plane seats, and the tower is erected between the two inclined plane seats.

6. The tower turnover fixture of claim 5, wherein a spacer (123) is further provided on the surface of each bevel seat.

7. The tower overturning tool according to claim 1, wherein the lower part of the fixed seat (2) is wide and the upper part is narrow, and a supporting platform (21) is arranged at the top of the fixed seat (2).

8. The tower overturning tooling according to claim 7, wherein the surface of the supporting platform (21) is further provided with a cushion block (210).

9. The tower overturning tool according to claim 8, wherein at least one side of the upper surface of the spacer (210) is provided with an arc chamfer.

10. A tower overturning device comprising a crane for lifting a tower, and further comprising a tower overturning tool according to any one of claims 1 to 9.