阅读说明：本技术 风机叶轮组装平台以及施工方法 (Fan impeller assembling platform and construction method ) 是由 任灿 于 2021-01-26 设计创作，主要内容包括：本申请提供一种风机叶轮组装平台以及施工方法,方法包括：步骤一,设置支撑平台,并将风机轮毂安装于支撑平台上；步骤二,设置配重装置,在支撑平台上设置单个配重装置；步骤三,设置风机叶片,在步骤二中设置的配重装置的正对位置设置单个风机叶片；步骤四,重复步骤二至步骤三,直至完成风机叶轮的组装。本申请提供的风机叶轮组装平台以及施工方法,在安装风机叶片时,在相对位置设置配重装置,保证了风机叶片的平衡性,避免了对风机叶片的持续性吊装,并且还可以进行单只风机叶片的自由变桨,为风机叶片力矩的紧固创造了条件,提高了力矩紧固的效率,缩短了风机叶片的组装时间,并且支撑平台能够重复使用,极大提升了时间成本。(The application provides a fan impeller assembling platform and a construction method, wherein the method comprises the following steps: step one, a supporting platform is arranged, and a fan hub is arranged on the supporting platform; step two, arranging a counterweight device, and arranging a single counterweight device on the supporting platform; step three, setting a fan blade, and setting a single fan blade at the position opposite to the counterweight device set in the step two; and step four, repeating the step two to the step three until the fan impeller is assembled. According to the fan impeller assembling platform and the construction method, when the fan blades are installed, the counterweight device is arranged at the relative position, the balance of the fan blades is guaranteed, the fan blades are prevented from being continuously hoisted, free pitch change of the single fan blade can be carried out, conditions are created for fastening of the torque of the fan blades, the torque fastening efficiency is improved, the assembling time of the fan blades is shortened, the supporting platform can be repeatedly used, and the time cost is greatly improved.)

1. A construction method of a fan impeller assembly platform is characterized by comprising the following steps:

step one, a supporting platform is arranged, and a fan hub is arranged on the supporting platform;

step two, arranging a counterweight device, and arranging a single counterweight device on the supporting platform;

step three, a fan blade is arranged, and a single fan blade is arranged at the position opposite to the counterweight device arranged in the step two;

and step four, repeating the step two to the step three until the fan impeller is assembled.

2. The fan impeller assembling platform construction method according to claim 1, wherein in the first step, the fan hub is transported by a hanger and mounted on the first mounting portion at the center of the supporting platform.

3. The fan impeller assembling platform construction method according to claim 1, wherein in the second step, the method for arranging the single counterweight device on the supporting platform comprises the following steps:

hoisting a single counterweight device to the supporting platform, and installing the single counterweight device to the supporting platform when the step two is repeated;

alternatively, the first and second electrodes may be,

and D, removing the counterweight device from the supporting platform to enable only a single counterweight device to be left on the supporting platform, and installing the single counterweight device on the supporting platform when the step two is repeated.

4. The fan impeller assembling platform construction method according to any one of claims 1 to 3, further comprising:

and fifthly, removing the connection between the fan hub and the supporting platform.

5. A fan wheel assembly platform, comprising:

a support platform;

the first mounting part is used for mounting a fan hub;

and at least three counterweight devices are detachably connected to the supporting platform, and the counterweight devices are circumferentially and uniformly distributed by taking the first installation part as a center.

6. The fan impeller assembly platform of claim 5, wherein the support platform is circular in cross-section, and the first mounting portion and the counterweight device are both disposed on the same side.

7. The fan impeller assembly platform of claim 5, wherein the first mounting portion is disposed in a middle portion of the support platform, the first mounting portion including a plurality of bolts disposed on the support platform.

8. The fan impeller assembling platform according to claim 5, wherein the supporting platform is provided with a plurality of second mounting portions, and the second mounting portions are used for correspondingly mounting the counterweight devices.

9. The fan impeller assembly platform of claim 8, wherein each of the second mounting portions is a counterweight groove;

each counterweight groove comprises a groove formed in the supporting platform, or is formed by splicing a plurality of baffle plates arranged on the supporting platform.

10. The fan impeller assembly platform of claim 9, wherein the support platform is provided with a plurality of lifting lugs.

Technical Field

The invention belongs to the technical field of wind power new energy construction, and particularly relates to a platform capable of increasing the assembling stability and the efficiency of a graded impeller and a construction method thereof.

Background

Wind power generation is used as a clean and continuous new energy, has incomparable advantages with other energy, and has very important significance for adjusting energy structure, reducing environmental pollution and promoting economic development.

Because the size of the existing fan blade is large, the length of a single blade is more than 70 meters or even longer, and the impeller is difficult to assemble in a mountain wind field under a complex terrain condition. After a blade is installed, the blade needs to be hung by using an auxiliary automobile sling in order to ensure the balance of a hub, so that the blade cannot be fastened by changing the pitch and the moment, and the assembly efficiency is influenced. Before three blades of the impeller are installed, two auxiliary truck cranes are required to hang two blades which are installed firstly respectively, so that the overall stability of the impeller is ensured, and the problems of low use efficiency of mechanical equipment and large requirement on platform stations are caused. At present, in the assembling process of an impeller on a fan platform, the whole impeller is stressed on a hub tool, the bearing area is small, and great potential safety hazards are easily caused when the impeller is not placed flatly. Therefore, under the condition of complex terrain, how to effectively utilize the existing field, ensure the construction efficiency, save the equipment resources, improve the service efficiency of hoisting equipment, respond to the call of green civilized construction, and is a problem to be solved at present.

Disclosure of Invention

In view of the above, the present invention provides a fan impeller assembling platform and a construction method thereof, so as to solve or at least overcome at least one technical problem in the prior art.

In a first aspect, a method for constructing a fan impeller assembly platform is provided, which includes the following steps:

step one, a supporting platform is arranged, and a fan hub is arranged on the supporting platform;

step two, arranging a counterweight device, and arranging a single counterweight device on the supporting platform;

step three, a fan blade is arranged, and a single fan blade is arranged at the position opposite to the counterweight device arranged in the step two;

and step four, repeating the step two to the step three until the fan impeller is assembled.

Further, in the first step, a lifting appliance is adopted to transport the fan hub, and the fan hub is installed on the first installation part in the center of the supporting platform.

Further, in the second step, the method for arranging the single counterweight device on the supporting platform comprises:

hoisting a single counterweight device to the supporting platform, and installing the single counterweight device to the supporting platform when the step two is repeated;

alternatively, the first and second electrodes may be,

and D, removing the counterweight device from the supporting platform to enable only a single counterweight device to be left on the supporting platform, and installing the single counterweight device on the supporting platform when the step two is repeated.

Further, still include:

and fifthly, removing the connection between the fan hub and the supporting platform.

In a second aspect, there is provided a fan wheel assembly platform comprising:

a support platform;

the first mounting part is used for mounting a fan hub;

and at least three counterweight devices are detachably connected to the supporting platform, and the counterweight devices are circumferentially and uniformly distributed by taking the first installation part as a center.

Further, supporting platform's cross-section is circular, first installation department with the counter weight device all sets up on same side.

Further, first installation department sets up supporting platform's middle part, first installation department is including setting up a plurality of bolts on the supporting platform.

Further, a plurality of second installation parts are arranged on the supporting platform, and the second installation parts are used for correspondingly installing the counterweight device.

Furthermore, each second mounting part is a counterweight groove;

each counterweight groove comprises a groove formed in the supporting platform, or is formed by splicing a plurality of baffle plates arranged on the supporting platform.

Furthermore, a plurality of lifting lugs are arranged on the supporting platform.

The application has the following beneficial effects:

the utility model provides a fan wheel assembles platform and construction method, fan wheel hub is installed to the first installation department on the supporting platform, directly assemble fan blade through fan wheel hub, when installing fan blade, set up the counter weight device in relative position, fan blade's equilibrium has been guaranteed, the continuation hoist and mount to fan blade has been avoided, and can also carry out the freedom of single fan blade and become the oar, the condition has been created for the fastening of fan blade moment, the efficiency of moment fastening has been improved, fan blade's equipment time has been shortened, and supporting platform can used repeatedly, the time cost has greatly been promoted.

Drawings

The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings.

Fig. 1 is a schematic flow chart of a construction method of a fan impeller assembly platform according to an embodiment of the present invention;

FIG. 2 is a simplified structural schematic diagram of a fan wheel assembly platform according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of a single fan blade mounted to a fan wheel assembly platform according to an embodiment of the present invention;

fig. 4 is an assembled fan wheel provided in a fan wheel assembly platform according to an embodiment of the present invention.

The system comprises a support platform 1, a fan hub 2, a counterweight device 3, a counterweight groove 4, a lifting lug 5 and a fan blade 6.

Detailed Description

Various embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Like elements in the various figures are denoted by the same or similar reference numerals. For purposes of clarity, the various features in the drawings are not necessarily drawn to scale.

In a first aspect, referring to fig. 1 to 4, a method for constructing a fan impeller assembly platform is provided, which includes the following steps: step one, a supporting platform 1 is arranged, and a fan hub 2 is arranged on the supporting platform 1; step two, arranging a counterweight device 3, and arranging a single counterweight device 3 on the supporting platform 1; step three, arranging a fan blade 6, and arranging a single fan blade 6 at the position opposite to the counterweight device 3 arranged in the step two; and step four, repeating the step two to the step three until the fan impeller is assembled.

In this embodiment, install fan wheel hub 2 through supporting platform 1, and realize fan wheel hub 2's stability, can be through installing counter weight device 3 additional when installing fan blade 6, realize fan blade 6's stability, avoid because guarantee fan blade 6's balance and the hoist and mount to fan blade 6 that last, and can also carry out the free of 360 degrees of single blade and become the oar, created the condition for the fastening of blade moment, the efficiency of moment fastening has been improved, the equipment time of every group fan wheel hub 2 has been shortened.

In the first step, the fan hub 2 is transported by a lifting appliance, the fan hub 2 is installed on the first installation part at the center of the supporting platform 1, the fan hub 2 is arranged at the center of the supporting platform 1, and the stability of the whole supporting platform 1 is guaranteed.

In the second step, the method for arranging the single counterweight device 3 on the supporting platform 1 comprises the following steps: the first method is to hoist the single counterweight device 3 to the supporting platform 1, and when the second step is repeated, the single counterweight device 3 is installed on the supporting platform 1. And a second method, namely, removing the counterweight device 3 from the supporting platform 1 to ensure that only a single counterweight device 3 is left on the supporting platform 1, and installing the single counterweight device 3 on the supporting platform 1 when the second step is repeated.

As will be understood by those skilled in the art, the first method is suitable for assembling the fan by using the support platform 1 for the first time, and the second method is suitable for assembling the fan at the later stage, after the fan is assembled for the first time, the counterweight device 3 is still on the support platform 1 after the assembled fan is hoisted, and then the counterweight device 3 is hoisted, so that one counterweight device 3 on the support platform 1 is remained, the single counterweight device 3 hoisted for the first time in the first method is reduced, and the single counterweight device 3 arranged on the support platform 1 does not cause the inclination of the support platform 1.

In this embodiment, the method further includes: and fifthly, removing the connection between the fan hub 2 and the supporting platform 1. It will be appreciated that the counterweight 3 may be left on the support platform 1 without the need for lifting.

In a second aspect, referring to fig. 2 to 4, there is provided a fan impeller assembling platform, which is applied to the fan impeller assembling platform construction method of the first aspect, and includes: a support platform 1; a first mounting portion for mounting the fan hub 2; and at least three counterweight devices 3 are detachably connected to the supporting platform 1, and the counterweight devices 3 are circumferentially and uniformly distributed by taking the first mounting part as a center.

The cross-section of supporting platform 1 is circular, first installation department with counter weight device 3 all sets up on same side. Supporting platform 1 can be formed by the welding of circular shape steel sheet, and first installation department predetermines according to fan wheel hub 2's mounting structure on supporting platform 1, guarantee to install fan wheel hub 2 smoothly, make fan wheel hub 2 more stable.

First installation department sets up supporting platform 1's middle part, first installation department is including setting up a plurality of bolts on supporting platform 1. A plurality of bolted connections that set up are on supporting platform 1, install it on first installation department through hoist and mount fan wheel hub 2 to connect the nut.

The supporting platform 1 is provided with a plurality of second installation parts, and the second installation parts are used for correspondingly installing the counterweight device 3. Each second mounting part is a counterweight groove 4; each counterweight groove 4 comprises a groove formed in the supporting platform 1, or is formed by splicing a plurality of baffle plates arranged on the supporting platform 1. It should be understood that the counterweight grooves 4 are provided for installing the counterweight devices 3, and can play a role of stabilizing each counterweight device 3, and prevent the counterweight devices 3 from sliding on the supporting platform 1 to cause safety accidents. Furthermore, a jacking bolt can be arranged on the baffle plate of the counterweight groove 4 to jack the counterweight device 3, so that the counterweight device 3 can be fastened and the like.

In this embodiment, the supporting platform 1 is provided with a plurality of lifting lugs 5, and each lifting lug 5 is used for lifting the supporting platform 1 by the lifting device.

The utility model provides a fan wheel assembles platform and construction method, fan wheel hub 2 is installed to the first installation department on supporting platform 1, directly assemble fan blade 6 through fan wheel hub 2, when installing fan blade 6, set up counter weight device 3 in relative position, the equilibrium of fan blade 6 has been guaranteed, the continuation hoist and mount to fan blade 6 has been avoided, and can also carry out the free of single fan blade 6 and become the oar, the condition has been created for the fastening of fan blade 6 moment, the efficiency of moment fastening has been improved, the equipment time of fan blade 6 has been shortened, and supporting platform 1 can used repeatedly, the time cost has greatly been promoted.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: it should be understood that the above examples are only for clearly illustrating the present invention and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the invention may be made without departing from the scope of the invention.