Fan foundation surface finishing device and mounting and using method thereof

Abstract

The invention discloses a fan foundation surface finishing device and a mounting and using method thereof. The surface finishing device comprises a gear ring structure, a gear walking device, a hydraulic cylinder, a support connecting rod, a connecting rod surface finishing device, a driving motor and a telescopic rod. The gear ring structure comprises two semicircular gear rings which are in butt joint to form a circular gear ring. A walking gear of the gear walking device is meshed with the circular gear ring, the gear walking device is connected with a track wheel, and the driving motor is connected with the gear walking device; a pull rod mechanism is installed on the gear walking device, the pull rod mechanism is connected with a connecting rod surface finishing device through a pin shaft, a telescopic rod is connected between the connecting rod surface finishing device and the gear walking device, and a hydraulic cylinder is fixed between the gear walking device and a support connecting rod of the pull rod mechanism. According to the device, fan foundation surface finishing can be rapidly conducted, the construction efficiency is high, the distance and angle between the connecting rod surface finishing device and the inclined plane can be adjusted through the hydraulic cylinder and the telescopic rod, and the surface finishing flatness and the appearance quality are good.

Description

Technical Field

[0001] The present invention relates to the technical field of construction, and particularly to a finishing device for a fan foundation, and an installation and use method thereof. Background Art

[0002] Wind turbines are mostly built on ridge lines with good wind resources, but mountain transportation is inconvenient, which brings great challenges to the concrete pouring construction of fan foundations. Fan foundations are mostly circular extended foundations, and steel formwork is used for pouring. The inclined surface of the foundation is constructed by stacked pouring. Stacked pouring requires that the slump of the concrete should not be too large. However, due to poor mountain transportation conditions and long time consumption, the initial setting of the concrete is relatively fast. When manually finishing the concrete, since the traditional concrete finishing troweling machine cannot be used, the construction efficiency is low, and the flatness and appearance quality of the concrete cannot be effectively guaranteed. Summary of the Invention

[0003] The purpose of the present invention is to provide a finishing device for a fan foundation, and an installation and use method thereof, so as to solve the problems in the prior art that the efficiency of manually finishing the fan foundation is low, and the flatness and appearance quality are poor during subsequent construction finishing.

[0004] To achieve the above purpose, the present invention provides the following technical solutions:

[0005] A finishing device for a fan foundation, the fan foundation includes an inclined surface foundation located below and a circular foundation located above, and a steel formwork structure is arranged outside the circular foundation. Among them, the finishing device includes: a toothed ring structure, a gear walking device, a hydraulic cylinder, a support connecting rod, a connecting rod finishing device, a driving motor, and a telescopic rod;

[0006] The toothed ring structure includes two semi-circular toothed rings, and the two semi-circular toothed rings are fixed by toothed ring connecting bolts to form a circular toothed ring, and the circular toothed ring is sleeved on the steel formwork structure; tracks are arranged above and below the circular toothed ring, the walking gears of the gear walking device are meshed with the circular toothed ring, and the gear walking device is connected with track wheels adapted to the tracks, and the driving motor is connected with the gear walking device to drive the gear walking device to walk along the circular toothed ring;

[0007] A pull rod mechanism is installed on the gear walking device. The pull rod mechanism includes a support inclined pull rod fixed on the top of the gear walking device and a support connecting rod movably connected to the support inclined pull rod through a pin shaft. One end of the support connecting rod far from the support inclined pull rod is connected to the connecting rod finishing device through a pin shaft, and a telescopic rod is connected between the connecting rod finishing device and the lower surface of the gear walking device. The hydraulic cylinder is fixed outside the gear walking device, and the telescopic end of the hydraulic cylinder is connected to the support connecting rod through a pin shaft.

[0008] In some of these embodiments, a rubber shock pad is provided on the inner side of the semi-circular gear ring.

[0009] In some of these embodiments, the tie rod mechanism further includes a straight support tie rod, and the straight support tie rod is connected between the top of the inclined support tie rod and the gear traveling device.

[0010] In some of these embodiments, the connecting rod surface receiving device includes a triangular support, the bottom of the triangular support is a receiving panel, and reinforcing rods are connected between the middle parts of the two side edges and the middle part of the bottom edge of the triangular support.

[0011] In some of these embodiments, the receiving panel is made of aluminum alloy.

[0012] In some of these embodiments, gusset plates are provided at the connection nodes of the reinforcing rods.

[0013] In some of these embodiments, two of the inclined support tie rods are fixed to the top of the gear traveling device, the support connecting rod has a Y-shaped structure, and the two branches of the Y-shaped structure are respectively connected to the two inclined support tie rods through pin shafts, and the telescopic end of the hydraulic cylinder is fixed at the bifurcation of the Y-shaped structure.

[0014] In some of these embodiments, the gear traveling device includes a U-shaped support. The U-shaped support includes a vertical plate and an upper side plate and a lower side plate located on the same side of the vertical plate. The upper side plate and the lower side plate are respectively provided with the track wheels. A traveling gear is arranged inside the U-shaped support. The tie rod mechanism is arranged on the upper side plate. The hydraulic cylinder is fixed on the vertical plate. The telescopic rod is arranged on the lower side plate.

[0015] In some of these embodiments, the telescopic rod includes an adjusting screw rod and two threaded sleeves respectively threadedly connected to both ends of the adjusting screw rod, and the thread directions at both ends of the adjusting screw rod are opposite.

[0016] In addition, the present invention also discloses an installation and use method of the above-mentioned wind turbine foundation surface receiving device, including the following steps:

[0017] Use the gear ring connecting bolts to install two semi-circular gear rings on the outer side of the steel formwork structure, and the two semi-circular gear rings are connected to form a circular gear ring;

[0018] Install the gear traveling device equipped with a driving motor, a hydraulic cylinder and a tie rod mechanism on the circular gear ring;

[0019] Connect the link surface receiving device to the pull rod mechanism through a pin shaft, and connect the telescopic rod between the pull rod mechanism and the gear traveling device;

[0020] Use the hydraulic cylinder and the telescopic rod to adjust the distance and angle between the link surface receiving device and the inclined surface foundation, so that the link surface receiving device fits the inclined surface foundation of the fan foundation;

[0021] Start the driving motor. The gear traveling device drives along the circular gear ring under the drive of the driving motor, and then drives the link surface receiving device to move along the inclined surface foundation to finish the surface of the inclined surface foundation.

[0022] Compared with the prior art, the present invention has at least one of the following beneficial effects:

[0023] The present invention discloses a fan foundation surface finishing device and its installation and use method, which can quickly finish the surface of the fan foundation, has high construction efficiency, and can use the hydraulic cylinder and the telescopic rod to adjust the distance and angle between the link surface receiving device and the inclined surface foundation, so that the finishing plate can fit the concrete surface better, the surface finishing flatness and visual quality are good, and multiple fan units can be reused, with good economic benefits; and the circular gear ring is sleeved outside the steel formwork structure, which has a good auxiliary effect on strengthening the steel formwork structure. Description of the Drawings

[0024] By reading the detailed description of the non-restrictive embodiments with reference to the following drawings, the present invention and its features, shapes and advantages will become more obvious. The same reference numerals indicate the same parts in all the drawings. The drawings are not drawn to scale, and the emphasis is on showing the gist of the present invention.

[0025] Figure 1 It is a plan view of the fan foundation surface finishing device in the embodiment of the present invention;

[0026] Figure 2 It is Figure 1 an enlarged schematic view of part A in

[0027] Figure 3 It is an application plan view of the fan foundation surface finishing device in the embodiment of the present invention

[0028] Figure 4 It is an application sectional view of the fan foundation surface finishing device in the embodiment of the present invention;

[0029] Figure 5 It is Figure 4 an enlarged schematic view of part B in

[0030] Figure 6 It is a structural schematic view of the link surface receiving device in the embodiment of the present invention;

[0031] Figure 7 This is a schematic structural diagram of the telescopic rod in the embodiment of the present invention;

[0032] Among them, 1. Semi-circular gear ring; 2. Gear ring connecting bolt; 3. Rubber shock pad; 4. Bracket diagonal tie rod; 5. Gear walking device; 6. Bracket connecting rod; 7. Hydraulic cylinder; 8. Connecting rod receiving surface device; 9. Track wheel; 10. Driving motor; 11. Pin shaft; 12. Steel formwork structure; 13. Fan foundation; 14. Fixed bolt; 15. Receiving panel; 16. Track; 17. Telescopic rod; 18. Rib plate. Specific implementation manners

[0033] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0034] Embodiment 1:

[0035] Please refer to Figures 1 to 7, the present invention provides a finishing device for a wind turbine foundation. The wind turbine foundation 13 includes an inclined foundation at the lower part and a circular foundation at the upper part. A steel formwork structure 12 is arranged on the outer side of the circular foundation (when the circular foundation of the wind turbine foundation 13 is constructed by pouring concrete, the steel formwork structure 12 is used for construction, and the steel formwork structure 12 is arranged in a circular shape). Specifically, the finishing device includes: a gear ring structure, a gear walking device 5, a hydraulic cylinder 7, a support link 6, a link finishing device 8, a driving motor 10, and a telescopic rod 17; the gear ring structure includes two semi-circular gear rings 1, and the two semi-circular gear rings 1 are fixed to form a circular gear ring through gear ring connection bolts 2, and the circular gear ring is sleeved on the steel formwork structure 12; tracks 16 are arranged both above and below the circular gear ring. The walking gears of the gear walking device 5 are engaged with the circular gear ring, and the gear walking device 5 is connected with track wheels 9 adapted to the tracks 16; specifically, the gear walking device 5 is connected with 8 track wheels 9 through pins 11, and the track wheels 9 are distributed on both sides of the track 16, adopting an upper and lower double-layer structure design to facilitate increasing the overall stability of the gear walking device 5. The driving motor 10 is installed on the gear walking device 5 by fixing bolts 14, and the driving motor 10 is connected with the gear walking device 5 to drive the gear walking device 5 to walk along the circular gear ring (the driving motor 10 drives the gears of the gear walking device 5 to enable it to rotate around the circular gear ring); a pull rod mechanism is installed on the gear walking device 5. The pull rod mechanism includes a support inclined pull rod 4 fixed to the top of the gear walking device 5 and a support link 6 movably connected with the support inclined pull rod 4 through a pin 11 (the pull rod mechanism is generally triangular to increase its stability), and one end of the support link 6 far from the connection with the support inclined pull rod 4 is connected with a link finishing device 8 through a pin 11, and a telescopic rod 17 is connected between the link finishing device 8 and the lower surface of the gear walking device 5. The hydraulic cylinder 7 is fixed on the outer side of the gear walking device 5, and the telescopic end of the hydraulic cylinder 7 is connected with the support link 6 through a pin 11. By the telescopic movement of the hydraulic cylinder 7, the lifting of the support inclined pull rod 4 is controlled, and further the distance between the link finishing device 8 and the inclined surface of the wind turbine foundation 13 can be adjusted. The telescopic rod 17 is used to adjust the opening angle of the link finishing device 8 (that is, the angle formed by the link finishing device 8 and the inclined surface), so that the finishing plate 15 is as parallel as possible to the inclined surface of the wind turbine foundation 13, facilitating the closer contact between the link finishing device 8 and the inclined surface of the wind turbine foundation 13 and achieving a better finishing effect.

[0036] A rubber shock pad 3 is arranged on the inner side of the above-mentioned semi-circular gear ring 1 so that the semi-circular gear ring 1 can be better fixed to the steel formwork structure 12.

[0037] Specifically, the above-mentioned tie rod mechanism further includes a straight support tie rod, and the straight support tie rod is connected between the top of the inclined support tie rod 4 and the gear traveling device 5. Two inclined support tie rods 4 are fixed to the top of the gear traveling device 5. The support link 6 is in a Y-shaped structure, and the two branches of the Y-shaped structure are respectively connected to the two inclined support tie rods 4 through a pin shaft 11, so that the structure of the tie rod mechanism is more stable. And the telescopic end of the hydraulic cylinder 7 is fixed at the fork of the Y-shaped structure. The link surface leveling device 8 includes a triangular support mainly composed of links connected and fixed. The bottom of the triangular support is a leveling plate 15. And reinforcing rods are connected between the middle parts of the two sides and the middle part of the bottom edge of the triangular support. The leveling plate 15 is made of aluminum alloy, and it can be any flat plate capable of surface leveling (such as a surface leveling straightedge, etc.); and gusset plates 18 are arranged at the connection nodes of the reinforcing rods to increase the stability of the link surface leveling device 8.

[0038] The above-mentioned gear traveling device 5 includes a U-shaped support. The U-shaped support includes a vertical plate and an upper side plate and a lower side plate located on the same side of the vertical plate. Track wheels 9 are respectively arranged on the upper side plate and the lower side plate. A traveling gear (i.e., the traveling gear of the gear traveling device 5) is arranged inside the U-shaped support. The tie rod mechanism is arranged on the upper side plate, the hydraulic cylinder 7 is fixed on the vertical plate, and the telescopic rod 17 is arranged on the lower side plate.

[0039] In the embodiment of the present invention, the above-mentioned telescopic rod 17 includes an adjusting screw rod and two threaded sleeves respectively threadedly connected to both ends of the adjusting screw rod, and the thread directions at both ends of the adjusting screw rod are opposite.

[0040] When leveling the fan foundation 13, under the action of its own weight, the link surface leveling device 8 will come into contact with the fan foundation 13. The distance and angle between the link surface leveling device 8 and the inclined surface foundation are adjusted by using the hydraulic cylinder 7 and the adjusting screw rod, so as to facilitate the better fitting of the leveling plate 15 and the inclined surface of the fan foundation 13. Start the driving motor 10, and the gear traveling device 5 drives the link surface leveling device 8 to rotate around the circular gear ring, so as to realize continuous and rapid construction for surface leveling.

[0041] Embodiment Two:

[0042] The present invention also discloses an installation and use method of the above-mentioned fan foundation surface leveling device, including the following steps:

[0043] First, use the gear ring connection bolts to butt-connect two semi-circular gear rings on the outside of the steel formwork structure, and the two semi-circular gear rings are connected to form a circular gear ring. A rubber shock pad is installed inside the semi-circular gear ring. During installation, by tightening the gear ring connection bolts, the rubber shock pad on the inner side of the semi-circular gear ring is fixed to the steel formwork structure, and at the same time, it plays a role in strengthening the steel formwork.

[0044] Specifically, according to the dimensions of the steel formwork structure, the above two semi-circular gear rings are processed. The inner diameter of the semi-circular gear ring is equal to the outer diameter of the steel formwork structure, and the two semi-circular gear rings can be connected by gear ring connection bolts to form a circular gear ring. Moreover, tracks are provided on both the upper and lower parts of the semi-circular gear ring to facilitate the subsequent normal movement of the track wheels along the tracks.

[0045] Secondly, install the gear walking device equipped with a driving motor, a hydraulic cylinder, and a tie rod mechanism on the circular gear ring. Specifically, fabricate a set of gear walking devices. This gear walking device includes a U-shaped bracket and a walking gear located inside the U-shaped bracket. And the track wheels connected to the upper and lower sides of this gear walking device are arranged on the tracks. The driving motor is fixed to the U-shaped bracket by fixing bolts, and the driving shaft of the driving motor passes through the top of the U-shaped bracket and is connected to the walking gear. The walking gear meshes with the circular gear ring. By using the driving motor to drive the walking gear, the gear walking device is driven to rotate around the circular gear ring along the tracks.

[0046] Then, connect the connecting rod finishing device to the tie rod mechanism through a pin shaft, and connect a telescopic rod between the tie rod mechanism and the gear walking device.

[0047] After that, use the hydraulic cylinder and the telescopic rod to adjust the distance and angle between the connecting rod finishing device and the inclined foundation so that the connecting rod finishing device fits the inclined foundation of the fan foundation.

[0048] Then, start the driving motor. The gear walking device is driven by the driving motor to move along the circular gear ring, and then drives the connecting rod finishing device to move along the inclined foundation to finish the inclined foundation.

[0049] It is not difficult to find that Embodiment 2 of the present invention is a method embodiment corresponding to the embodiment of the above fan foundation finishing device, and this embodiment can be implemented in cooperation with the embodiment of the above fan foundation finishing device. The relevant technical details mentioned in the embodiment of the above fan foundation finishing device are still valid in this embodiment. To avoid repetition, they will not be elaborated here. Correspondingly, the relevant technical details mentioned in this embodiment can also be applied to the embodiment of the above fan foundation finishing device.

[0050] The above shows and describes the basic principles, main features, and advantages of the present invention. Those skilled in the art of this industry should understand that the present invention is not limited by the above embodiments. The above embodiments and the descriptions in the specification are only preferred examples of the present invention and are not used to limit the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the present invention claimed. The scope of protection claimed by the present invention is defined by the appended claims and their equivalents.

Claims

1. A wind turbine foundation finishing device, wherein the wind turbine foundation comprises a slope foundation located at the bottom and a circular foundation located at the top, and a steel formwork structure is arranged on the outer side of the circular foundation, characterized in that: The dough collecting device comprises: a gear ring structure, a gear travel device, a hydraulic cylinder, a bracket connecting rod, a connecting rod dough collecting device, a driving motor and a telescopic rod; The gear ring structure includes two semicircular gear rings, and the two semicircular gear rings are fixed by gear ring connecting bolts to form a circular gear ring, and the circular gear ring is arranged on the steel template structure; tracks are arranged above and below the circular gear ring, the travel gear of the gear walking device is meshed with the circular gear ring, and the gear walking device is connected with a track wheel adapted to the track, and the drive motor is connected to the gear walking device to drive the gear walking device to walk along the circular gear ring; A pull rod mechanism is installed on the gear traveling device, and the pull rod mechanism includes a bracket oblique pull rod fixed on the top of the gear traveling device and a bracket connecting rod movably connected to the bracket oblique pull rod through a pin shaft, and the end of the bracket connecting rod away from the bracket oblique pull rod is connected to the connecting rod surface collecting device through a pin shaft, and a telescopic rod is connected between the connecting rod surface collecting device and the lower surface of the gear traveling device, the hydraulic cylinder is fixed on the outside of the gear traveling device, and the telescopic end of the hydraulic cylinder is connected to the bracket connecting rod through a pin shaft.

2. The wind turbine foundation surface finishing device according to claim 1, characterized in that: A rubber shock-absorbing pad is arranged on the inner side of the semicircular gear ring.

3. The wind turbine foundation surface finishing device according to claim 1, characterized in that: The pull rod mechanism also includes a support straight pull rod, and the support straight pull rod is connected between the top of the support inclined pull rod and the gear travel device.

4. The wind turbine foundation surface collecting device according to claim 1, characterized in that: The connecting rod surface collecting device comprises a triangular bracket, the bottom of the triangular bracket is a collecting panel, and reinforcing rods are connected between the middle parts of the two side edges and the middle part of the bottom edge of the triangular bracket.

5. The wind turbine foundation surface finishing device according to claim 4, characterized in that: The receiving panel is made of aluminum alloy.

6. The wind turbine foundation surface collecting device according to claim 4, characterized in that: Rib plates are provided at the connection nodes of the reinforcing rods.

7. The wind turbine foundation surface finishing device according to claim 1, characterized in that: Two bracket diagonal rods are fixed on the top of the gear travel device, the bracket connecting rod is a Y-shaped structure, and two branches of the Y-shaped structure are respectively connected to the two bracket diagonal rods through pins, and the telescopic end of the hydraulic cylinder is fixed at the fork of the Y-shaped structure.

8. The wind turbine foundation surface finishing device according to claim 1, characterized in that: The gear traveling device includes a U-shaped bracket, and the U-shaped bracket includes a vertical plate and an upper side plate and a lower side plate located on the same side of the vertical plate. The track wheels are respectively arranged on the upper side plate and the lower side plate. The traveling gear is arranged in the U-shaped bracket, the pull rod mechanism is arranged on the upper side plate, the hydraulic cylinder is fixed on the vertical plate, and the telescopic rod is arranged on the lower side plate.

9. The wind turbine foundation surface finishing device according to claim 1, characterized in that: The telescopic rod comprises an adjusting screw and two threaded sleeves respectively threadedly connected to two ends of the adjusting screw, and the thread directions of the two ends of the adjusting screw are opposite.

10. A method for installing and using the wind turbine foundation finishing device according to any one of claims 1 to 9, characterized in that: The steps include: Two semicircular gear rings are installed on the outer side of the steel template structure by using gear ring connecting bolts, and the two semicircular gear rings are connected to form a circular gear ring; Installing a gear travel device equipped with a drive motor, a hydraulic cylinder and a pull rod mechanism on the circular gear ring; The connecting rod collecting device is connected to the pull rod mechanism through a pin, and the telescopic rod is connected between the pull rod mechanism and the gear walking device; The distance and angle between the connecting rod surface collecting device and the inclined surface foundation are adjusted by using a hydraulic cylinder and a telescopic rod, so that the connecting rod surface collecting device fits the inclined surface foundation of the fan foundation; The driving motor is started, and the gear travel device is driven by the driving motor to move along the circular gear ring, thereby driving the connecting rod finishing device to move along the inclined surface foundation to finish the inclined surface foundation.

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