CN112694010A - Compensating beam that can unilateral open and shut - Google Patents
Compensating beam that can unilateral open and shut Download PDFInfo
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- CN112694010A CN112694010A CN202011511586.XA CN202011511586A CN112694010A CN 112694010 A CN112694010 A CN 112694010A CN 202011511586 A CN202011511586 A CN 202011511586A CN 112694010 A CN112694010 A CN 112694010A
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Abstract
The invention provides a balance beam capable of being opened and closed at one side, which comprises a first body, a second body, a first opening and closing part and a second opening and closing part, wherein the first opening and closing part is installed on the first body, the second opening and closing part is installed on the second body, the first body and the first opening and closing part are sleeved in one side of a tower barrel, the second body and the second opening and closing part are sleeved in the other side of the tower barrel, the first opening and closing part and the second opening and closing part are fixed through a clamping part, and the first opening and closing part and the second opening and closing part are directly opened in the air, so that the first body and the second body are separated from the tower barrel from the side surface, and the balance beam is prevented from scraping paint coatings of the tower barrel. The balance beam capable of being opened and closed at one side can be sleeved into the tower barrel from the side surface, the balance beam does not need to be sleeved from the top of the tower barrel, and after the integral hoisting is completed, the opening and closing part of the balance beam capable of being opened and closed at one side only needs to be directly opened in the air, so that the balance beam is separated from the tower barrel from the side surface, the time for disassembling and assembling the balance beam is further reduced, the construction efficiency is greatly improved, and the operation safety is also improved.
Description
Technical Field
The invention relates to the field of hoisting of offshore wind turbines, in particular to a balance beam capable of being opened and closed on one side.
Background
In part of the sea areas in China, the self-elevating support leg ship cannot be installed in a split mode due to the fact that a seabed sludge layer is thick and the water depth is deep, and an integral hoisting process of an offshore wind turbine is needed. The integral hoisting system of the offshore wind turbine comprises a lower in-place device, an upper hanging bracket, a balance beam and other main equipment. In the prior art, a balance beam in the system is a closed integral balance beam, and the balance beam needs to be sleeved from the top of a middle tower cylinder and placed at the tops of well sub-frames at two sides when being installed; after the integral hoisting of the fan is completed, the balance beam needs to be lowered from the high altitude to the top of the upper hoisting frame so as to be convenient for workers to dismantle; the middle parts of the closed integral type balance beams are connected by adopting flange bolts, after the bolts are removed, the balance beams are divided into two parts, and then the balance beams are hoisted to the transportation barge in a segmented mode to be assembled into a whole again. The closed integral balance beam is likely to scrape the paint coating on the outer surface of the tower cylinder in the lowering process, so that the risk of high-altitude repair in the later period is high, the cost is high, and the pressure in the construction period is large; meanwhile, the construction period is prolonged due to manual dismantling and assembling, and engineering construction is not facilitated.
In view of the above, there is a need for an improved closed integral balance beam in the prior art to solve the above problems.
Disclosure of Invention
The embodiment of the invention provides the balance beam capable of being opened and closed at one side, the balance beam capable of being opened and closed at one side can be sleeved into the tower barrel from the side surface, the balance beam does not need to be sleeved into the tower barrel from the top of the tower barrel, and after the integral hoisting is finished, the opening and closing part of the balance beam capable of being opened and closed at one side only needs to be directly opened in the air, so that the balance beam is separated from the tower barrel from the side surface, the paint coating of the tower barrel is further prevented from being damaged by the balance beam, the time for disassembling and assembling the balance beam is also reduced, the construction efficiency is.
The technical scheme for realizing the purpose of the invention is as follows:
a balance beam capable of being opened and closed at one side comprises a first body and a second body which are sleeved from two sides of a tower, wherein the first body and a first opening and closing part are sleeved from one side of the tower, and the second body and a second opening and closing part are sleeved from the other side of the tower;
the first opening and closing part and the second opening and closing part are directly opened in the air, so that the first body and the second body are separated from the middle tower drum from the side surface, the paint coating of the middle tower drum and the top tower drum is prevented from being scraped by a balance beam, and the first opening and closing part and the second opening and closing part are fixed through a clamping part;
the middle tower drum is lifted above the lower tower drum by a crane, the first body and the second body are lifted above the derrick, and the first body and the second body are fixedly connected with a connection point on the derrick.
As a further improvement of the present invention, the first opening and closing portion includes a first flip structure and a first power component, the first power component provides power for opening and closing the first flip structure, and the first flip structure and the first power component are mounted on the first body;
the second opening and closing part comprises a second overturning structure and a second power component, the second power component provides opening and closing power for the second overturning structure, and the second overturning structure and the second power component are installed on the second body.
As a further improvement of the present invention, the first flip structure and the second flip structure are opened or closed simultaneously.
As a further improvement of the present invention, the clamping portion includes a first clamping portion and a second clamping portion, the first clamping portion is mounted on the first body, the second clamping portion is mounted on the second body, and the first clamping portion is connected with the second clamping portion to realize relative fixation of the first opening and closing portion and the second opening and closing portion.
As a further improvement of the present invention, the first body is adjacent to the first clamping portion and can support a clamping action of the first clamping portion;
the second body is adjacent to the second clamping portion and can support the clamping action of the second clamping portion.
As a further improvement of the present invention, the first clamping portion includes a first shoe plate and a first power member, and both the first shoe plate and the first power member are connected to the first body;
the second clamping part comprises a second boot plate and a second power piece, and the second boot plate and the second power piece are both connected with the second body;
the first boot plate moves towards the second boot plate under the driving of the first power piece, the second boot plate moves towards the first boot plate under the driving of the second power piece, and the first boot plate is in contact with and fixedly connected with the second boot plate.
As a further improvement of the invention, a tower is located between the first shoe plate and the second shoe plate, and the first shoe plate and the second shoe plate are fixedly connected with the tower.
Compared with the prior art, the invention has the beneficial effects that:
the balance beam capable of being opened and closed at one side can be opened and closed at one side, and the balance beam capable of being opened and closed at one side can be sleeved from the side without being sleeved into the tower from the top of the tower. After the integral hoisting of the fan is completed, the balance beam capable of being opened and closed at one side does not need to descend to the top of the upper hoisting frame from the high altitude, but the opening and closing part is directly opened in the air, so that the balance beam capable of being opened and closed at one side is separated from the tower barrel from the side, the paint coating of the tower barrel is prevented from being scraped by the balance beam capable of being opened and closed at one side, the time for disassembling and assembling the balance beam is shortened, the construction efficiency is greatly improved, and the operation safety is also improved.
Drawings
FIG. 1 is a front view of a balance beam connecting tower that can be opened and closed on one side;
FIG. 2 is a top view of a balance beam connecting tower capable of being opened and closed on one side;
FIG. 3 is a perspective view of a balance beam that can be opened and closed on one side;
FIG. 4 is a top view of a balance beam that can be opened and closed on one side;
FIG. 5 is a front view of a balance beam that can be opened and closed on one side;
FIG. 6 is a plan view of the upper chord of the equalizer bar that can be opened and closed on one side;
FIG. 7 is a plan view of the lower chord of the equalizer bar that can be opened and closed on one side;
in the figure, 1, a first body; 2. a second body; 3. a first opening and closing part; 4. a second opening and closing part; 5. a first clamping portion; 6. a second clamping portion; 7. a tower drum.
Detailed Description
The present invention is described in detail with reference to the embodiments shown in the drawings, but it should be understood that these embodiments are not intended to limit the present invention, and those skilled in the art should understand that functional, methodological, or structural equivalents or substitutions made by these embodiments are within the scope of the present invention.
In the description of the present embodiments, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of 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.
Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to a number of indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.
The terms "mounted," "connected," and "coupled" are to be construed broadly and may, for example, be fixedly coupled, detachably coupled, or integrally coupled; can be mechanically or electrically 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 creation of the present invention can be understood by those of ordinary skill in the art through specific situations.
The wind turbine tower frame is provided with four sections, a lower tower cylinder, a middle tower cylinder and an upper tower cylinder are arranged on a transport ship, and a transition section tower cylinder is arranged on a foundation ring on the sea site. And the fan integral hoisting system equipment such as an upper hanging bracket, a balance beam and the like needs to be installed in the fan assembling process.
The wind turbine tower frame is provided with four sections, a lower tower cylinder, a middle tower cylinder and an upper tower cylinder are arranged on a transport ship, and a transition section tower cylinder is arranged on a foundation ring on the sea site. The fan assembling process needs to be provided with fan integral hoisting system equipment such as an upper hanging bracket and a balance beam: (1) installing a lower tower drum: and turning over and erecting the lower tower cylinder by using two cranes in a land field, and then installing the electrical equipment in the tower. After the electrical equipment is installed, the electrical equipment is lifted to the flat car and fixed by using a crane in the base, the electrical equipment is transported to a base wharf, the tower is lifted to a special transport ship by using a crane on the wharf, the installation position is determined according to the installation position of the offshore complete machine of the wind turbine, the orientation of a tower door is ensured to be correct, and then the electrical equipment slowly falls to be in place correctly. And (5) installing the bolts, the gaskets and the nuts which are placed in advance, and fastening the high-strength bolts according to requirements. (2) Installing an upper hanging bracket: checking to confirm that the orientation of the tower door is correct, hoisting the upper hanging bracket to the lower tower cylinder by the wharf crane, and slowly dropping to be correctly positioned. Then a technical bolt is penetrated and tightened according to the technical requirement of a high-strength bolt. (3) Installing a middle tower cylinder: the middle tower drum is lifted to a flat trolley by a crane in the base, the flat trolley is transported to the front edge of a wharf, the main crane of the wharf crane is used, the truck crane assists in turning the flat trolley over and erecting the flat trolley, and then the flat trolley is lifted to the upper part of the lower tower drum by the wharf crane and installed. (4) And (3) mounting a balance beam and a steel wire rope: the balance beam is preassembled, then lifted to the upper side of the derrick by using a wharf crane and fixedly connected with a connecting point on the derrick. 4 main hoisting steel wire ropes are hoisted to a rest frame of the balance beam, and hoisting rings below the steel wire ropes are connected with lifting lugs on an upper hoisting frame through shackles. (5) Installing an upper tower drum: and (4) installing according to the steps of the tower drum.
The fans are transported by a special transportation barge to complete machine transportation, 2 fans are equipped for transportation barge in total, and two fans are transported at each voyage. The fan transportation barge deck is provided with a pier seat, a derrick structure and a balance beam for supporting the fan. The derrick is totally 4, and a fan is fixed by 2 derricks and arranged on the left side and the right side of the fan. The lower end of the derrick is connected with a base on a hull deck in a welding manner. The top of the derrick is provided with a platform on which a lower base seat connected with a balance beam structure is arranged. The transport barge is provided with 2 balance beams, and 1 balance beam is respectively arranged at the front and the rear. The balance beam is in a steel structure form. The balance beam is connected with the fan tower cylinder by 4 groups of hoop connectors. The two ends of the balance beam are provided with an upper seat connected with the derrick, and the upper seat and the lower seat are connected by a conical bolt.
The balance beam capable of being opened and closed at one side is mainly used for mounting a middle tower barrel. Referring to fig. 1 to 5, a balance beam capable of being opened and closed at one side according to an embodiment of the present invention includes a first body 1, a second body 2, a first opening and closing portion 3 installed on the first body 1, and a second opening and closing portion 4 installed on the second body 2, wherein the first body 1 and the first opening and closing portion 3 are inserted from one side of a tower 7, the second body 2 and the second opening and closing portion 4 are inserted from the other side of the tower 7, and the first opening and closing portion 3 and the second opening and closing portion 4 are fixed by a clamping portion.
Referring to fig. 1 to 5, it is preferable that the first body 1 is connected to the first opening/closing portion 3 and supports the opening and closing locking action of the first opening/closing portion 3; the second body 2 is connected with the second opening and closing part 4 and supports the opening and closing locking actions of the second opening and closing part 4.
Referring to fig. 1 to 5, preferably, the first opening and closing portion 3 includes a first turning structure and a first power member, the first power member provides power for opening and closing the first turning structure, and the first turning structure and the first power member are mounted on the first body 1; the second opening and closing part 4 comprises a second turning structure and a second power component, the second power component provides opening and closing power for the second turning structure, and the second turning structure and the second power component are installed on the second body 2.
In this embodiment, the first flip structure and the second flip structure open or close simultaneously.
The clamping part comprises a first clamping part 5 and a second clamping part 6, the first clamping part 5 is installed on the first body 1, the second clamping part 6 is installed on the second body 2, and the first clamping part 5 is connected with the second clamping part 6 so as to realize the relative fixation of the first opening and closing part 3 and the second opening and closing part 4.
The first body 1 is adjacent to the first clamping part 5 and can support the clamping action of the first clamping part 5; the second body 2 is adjacent to the second clamping portion 6 and can support the clamping action of the second clamping portion 6.
In this embodiment, the first grip portion 5 comprises a first shoe plate and a first power member, both of which are connected to the first body 1; the second clamping part 6 comprises a second shoe plate and a second power piece, and the second shoe plate and the second power piece are both connected with the second body 2; the first boot plate moves towards the second boot plate under the driving of the first power piece, the second boot plate moves towards the first boot plate under the driving of the second power piece, and the first boot plate is in contact with and fixedly connected with the second boot plate.
In practical application, the tower 7 is located between the first shoe plate and the second shoe plate, and the first shoe plate and the second shoe plate are fixedly connected with the tower 7 at the same time.
The balance beam capable of being opened and closed at one side of the embodiment of the invention realizes that the one side can be opened and closed, and the balance beam can be sleeved from the side without being sleeved into the tower tube 7 from the top of the tower tube 7. After the integral hoisting of the fan is completed, the balance beam does not need to descend to the top of the upper hoisting frame from the high altitude, but the opening and closing part is directly opened in the air, so that the balance beam is separated from the tower 7 from the side surface, the paint coating of the tower 7 is prevented from being scraped by the balance beam, the time for disassembling and assembling the balance beam is reduced, the construction efficiency is greatly improved, and the operation safety is also improved.
It should be noted that the balance beam capable of being opened and closed on one side in the embodiment of the present invention further includes a controller, the first clamping portion 5 and the second clamping portion 6 are both provided with sensors, and the controller and the sensors transmit data to realize monitoring of the clamping force and the clamping state.
The above-listed detailed description is only a specific description of a possible embodiment of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention should be included in the scope of the present invention.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. A balance beam capable of being opened and closed on one side is characterized by comprising:
the first body and the first opening-closing part are sleeved from one side of the tower, and the second body and the second opening-closing part are sleeved from the other side of the tower;
the first opening and closing part and the second opening and closing part are directly opened in the air, so that the first body and the second body are separated from the middle tower drum from the side surface, the paint coating of the middle tower drum and the top tower drum is prevented from being scraped by a balance beam, and the first opening and closing part and the second opening and closing part are fixed through a clamping part;
the middle tower drum is lifted above the lower tower drum by a crane, the first body and the second body are lifted above the derrick, and the first body and the second body are fixedly connected with a connection point on the derrick.
2. The equalizer beam capable of being opened and closed on one side according to claim 1, wherein the first body is connected with the first opening and closing part and supports the opening, closing and locking actions of the first opening and closing part;
the second body is connected with the second opening and closing part and supports the opening, closing and locking actions of the second opening and closing part.
3. The balance beam capable of being opened and closed on one side according to claim 1 or 2, wherein the first opening and closing part comprises a first overturning structure and a first power part, the first power part provides power for opening and closing the first overturning structure, and the first overturning structure and the first power part are installed on a first body;
the second opening and closing part comprises a second overturning structure and a second power component, the second power component provides opening and closing power for the second overturning structure, and the second overturning structure and the second power component are installed on the second body.
4. The unilaterally openable and closable equalizer beam of claim 3, wherein the first flip structure and the second flip structure open or close simultaneously.
5. The equalizer beam capable of being opened and closed on one side as claimed in claim 1, wherein the clamping portion comprises a first clamping portion and a second clamping portion, the first clamping portion is mounted on the first body, the second clamping portion is mounted on the second body, and the first clamping portion is connected with the second clamping portion so as to realize the relative fixation of the first opening and closing portion and the second opening and closing portion.
6. The equalizer beam capable of opening and closing on one side as claimed in claim 5, wherein the first body is adjacent to the first clamping portion and can support a clamping action of the first clamping portion;
the second body is adjacent to the second clamping portion and can support the clamping action of the second clamping portion.
7. The equalizer beam capable of opening and closing on one side as claimed in claim 5 or 6, wherein the first clamping portion comprises a first shoe plate and a first power member, and the first shoe plate and the first power member are both connected with the first body;
the second clamping part comprises a second boot plate and a second power piece, and the second boot plate and the second power piece are both connected with the second body;
the first boot plate moves towards the second boot plate under the driving of the first power piece, the second boot plate moves towards the first boot plate under the driving of the second power piece, and the first boot plate is in contact with and fixedly connected with the second boot plate.
8. The equalizer beam of claim 7, wherein a tower is positioned between the first shoe plate and the second shoe plate, and the first shoe plate and the second shoe plate are both fixedly connected to the tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011511586.XA CN112694010B (en) | 2020-12-18 | 2020-12-18 | Balance beam capable of being opened and closed on one side |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011511586.XA CN112694010B (en) | 2020-12-18 | 2020-12-18 | Balance beam capable of being opened and closed on one side |
Publications (2)
| Publication Number | Publication Date |
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| CN112694010A true CN112694010A (en) | 2021-04-23 |
| CN112694010B CN112694010B (en) | 2023-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011511586.XA Active CN112694010B (en) | 2020-12-18 | 2020-12-18 | Balance beam capable of being opened and closed on one side |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5259479A (en) * | 1991-10-15 | 1993-11-09 | Gestion Des Brevets Fraco Ltee | Self-raising cantilever-type work platform assembly |
| CN101973501A (en) * | 2010-10-20 | 2011-02-16 | 三一电气有限责任公司 | Fan integral installation rotating holding mechanism |
| CN103644084A (en) * | 2013-12-23 | 2014-03-19 | 长春理工大学 | Phased-lifting method |
| CN206707934U (en) * | 2017-03-27 | 2017-12-05 | 大唐新疆清洁能源有限公司 | Cable protecting device of roller and the wind turbine tower that cable can be prevented to be damaged |
| FR3058993A1 (en) * | 2016-11-18 | 2018-05-25 | Cegelec Nord Industrie | HANDLING AND SPILLING TOOL FOR A TELESCOPIC TROLLEY |
| CN108821133A (en) * | 2018-09-04 | 2018-11-16 | 上海峙狄机械设备有限公司 | Self-crawling type crane based on Wind turbines tower ontology |
-
2020
- 2020-12-18 CN CN202011511586.XA patent/CN112694010B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5259479A (en) * | 1991-10-15 | 1993-11-09 | Gestion Des Brevets Fraco Ltee | Self-raising cantilever-type work platform assembly |
| CN101973501A (en) * | 2010-10-20 | 2011-02-16 | 三一电气有限责任公司 | Fan integral installation rotating holding mechanism |
| CN103644084A (en) * | 2013-12-23 | 2014-03-19 | 长春理工大学 | Phased-lifting method |
| FR3058993A1 (en) * | 2016-11-18 | 2018-05-25 | Cegelec Nord Industrie | HANDLING AND SPILLING TOOL FOR A TELESCOPIC TROLLEY |
| CN206707934U (en) * | 2017-03-27 | 2017-12-05 | 大唐新疆清洁能源有限公司 | Cable protecting device of roller and the wind turbine tower that cable can be prevented to be damaged |
| CN108821133A (en) * | 2018-09-04 | 2018-11-16 | 上海峙狄机械设备有限公司 | Self-crawling type crane based on Wind turbines tower ontology |
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|---|---|
| CN112694010B (en) | 2023-10-13 |
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