Base reinforcing device for wind power generation equipment

Abstract

The utility model discloses a wind power generation equipment base reinforcing device and relates to the technical field of wind power generation equipment. The utility model aims to solve the problem that the existing fan base is damaged under the action of extrusion force of a tower pole. The tower pole anchoring device comprises a positioning lantern ring and a plurality of anchoring assemblies, the positioning lantern ring is sleeved on the outer side of the lower portion of a tower pole, the anchoring assemblies are evenly distributed and fixedly connected on the outer side of the positioning lantern ring in the circumferential direction, the anchoring assemblies are inserted in the upper end face of a base, and bonding layers are arranged between the anchoring assemblies and the base and between the positioning lantern ring and the tower pole. The reinforcing device is used for reinforcing the wind power generation equipment.

Description

Technical Field

[0001] This utility model relates to the field of wind power generation equipment technology, specifically to a wind power generation equipment base reinforcement device. Background Technology

[0002] With the increasing global demand for renewable energy, wind power, as a clean, renewable, and green energy source, is receiving more and more attention.

[0003] In wind farm construction, the turbine base is a crucial component ensuring the safe and reliable operation of wind turbines. However, existing wind power equipment presents several technical challenges regarding the connection between the tower and the turbine base. Due to the different materials used in the tower and base, the bond between them is not tight enough. Under significant horizontal wind loads, the contact force between the tower and the concrete base becomes substantial. In practical engineering, the concrete base often suffers damage under the compressive force of the tower. Without reinforcement measures, further damage can lead to the tower collapsing. Furthermore, damage to the concrete base increases the vibration amplitude of the tower itself, weakening its damping effect and impacting the normal operation of the wind turbine. Therefore, a new concrete base reinforcement scheme is urgently needed to improve the connection between the tower and the base, thereby enhancing the overall safety and operational efficiency of wind power equipment. Utility Model Content

[0004] In order to solve the problem of damage to the existing wind turbine base under the compressive force of the tower, this utility model proposes a wind power generation equipment base reinforcement device.

[0005] The technical solution adopted by this utility model to solve the above-mentioned technical problems is as follows:

[0006] A wind power generation equipment base reinforcement device includes a positioning collar and multiple anchoring components. The positioning collar is fitted on the outer side of the lower part of the tower. The multiple anchoring components are evenly distributed and fixed to the outer side of the positioning collar along the circumferential direction. The anchoring components are inserted into the inner side of the upper end face of the base. An adhesive layer is provided between the anchoring components and the base and between the positioning collar and the tower.

[0007] Furthermore, the positioning collar includes multiple arc plates, each with a circumferential connecting end plate at both ends. The multiple arc plates are spliced ​​together along the circumferential direction to form a ring, and the adjacent circumferential connecting end plates between each pair of adjacent arc plates are fixed together by a set of connecting bolts.

[0008] Furthermore, a set of stiffening ribs is fixedly connected between the outer end face of the circumferential connecting end plate and the outer arc surface of the arc plate.

[0009] Further, the anchoring assembly comprises a reinforcing bar fixing plate, a connecting plate and a set of anchoring reinforcing bars, the reinforcing bar fixing plate is horizontally fixed to the lower end of the outer circumferential surface of the positioning collar, a set of anchoring reinforcing bars are vertically fixed to the lower end surface of the reinforcing bar fixing plate, and the connecting plate is vertically fixed between the upper end surface of the reinforcing bar fixing plate and the outer circumferential surface of the positioning collar.

[0010] Further, a plurality of reserved slots are uniformly distributed on the upper end surface of the base in the circumferential direction, a set of reserved anchoring holes are formed in the slot bottom of the reserved slot, the anchoring reinforcing bars are inserted into the reserved anchoring holes, and the reinforcing bar fixing plate is arranged in the reserved slot.

[0011] Further, a set of reinforcing ribs are respectively fixed between the two sides of the connecting plate and the outer circumferential surface of the positioning collar.

[0012] Further, the bonding layer is a high-strength concrete layer, and the high-strength concrete layer is poured between the anchoring assembly and the base and between the positioning collar and the tower pole.

[0013] Further, the reinforcing device for the base of the wind power generation equipment further comprises a ring hoop assembly, the ring hoop assembly is sleeved outside the lower part of the tower pole and is fixed to the upper end of the positioning collar.

[0014] Further, the ring hoop assembly comprises a plurality of circular arc segments, the plurality of circular arc segments are spliced into a circular ring in the circumferential direction, ring hoop connecting plates are arranged at the upper and lower ends between each two adjacent circular arc segments, the ring hoop connecting plates are fixed to the end portions of the circular arc segments through a set of positioning bolts, ring hoop connecting lug plates are vertically fixed to the lower end surface of the middle part of the circular arc segment, a plurality of upper connecting lug plates are horizontally fixed to the upper end of the outer circumferential surface of the positioning collar, the upper connecting lug plates and the ring hoop connecting lug plates are one-to-one corresponding, and the upper connecting lug plates and the corresponding ring hoop connecting lug plates are fixed through a set of fastening bolts.

[0015] Further, a plurality of gaskets are uniformly fixed to the inner circumferential surface of the ring hoop assembly in the circumferential direction, and force sensors are arranged between the gaskets and the tower pole.

[0016] Compared with the prior art, the utility model has the beneficial effects that:

[0017] 1. The utility model solves the problem of cracking and damage of the fan base under the extrusion of the tower pole, reduces the damage of the concrete base under the extrusion of the tower pole through the reinforcing measures, improves the safety of the fan equipment, effectively prevents the risk of tower pole tilting through the close cooperation of the bottom reinforcing device, the tower pole and the base, and ensures the safe operation of the wind turbine.

[0018] 2. The ring hoop assembly is arranged to further enhance the reinforcing performance of the reinforcing device, reduce the vibration amplitude of the tower pole and improve the damping effect, so that the normal operation of the fan unit is ensured.

[0019] 3. Real-time monitoring capability: By setting force sensors, the extrusion force between the tower pole and the base can be detected in real time, potential problems can be warned in time, the safety of the fan equipment is improved, and the overall operation efficiency of the generator set is improved.

[0020] 4. Simple construction: The design of the new equipment takes into account the operability of the construction, making the reinforcement process more simple and efficient, reducing construction time and cost.

[0021] 5. Strong adaptability: The reinforcement scheme can adapt to different types of fan equipment by changing the number and size of the connecting components, and has good universality and adaptability. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 is the overall structure schematic diagram of the utility model when it is installed on the base of the wind power generation equipment;

[0023] Figure 2 is the overall structure schematic diagram of the utility model;

[0024] Figure 3 is the structure schematic diagram of the utility model after the ring hoop assembly is removed when it is installed on the base of the wind power generation equipment;

[0025] Figure 4 is the structure schematic diagram of the base of the wind power generation equipment of the utility model;

[0026] Figure 5 is the structure schematic diagram of the ring hoop assembly in the utility model;

[0027] Figure 6 is the structure schematic diagram of the positioning sleeve ring in the utility model. DETAILED DESCRIPTION

[0028] In order to make the technical problems, technical schemes and beneficial effects solved by the utility model more clear and obvious, the utility model will be further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described here are only used to explain the utility model, and are not used to limit the utility model.

[0029] Specific implementation method one: in combination with Figures 1 to 6 The wind power generation equipment base reinforcing device described in this embodiment includes a positioning sleeve ring 1 and a plurality of anchor assemblies 4. The positioning sleeve ring 1 is sleeved on the outer side of the lower part of the tower pole 2, the plurality of anchor assemblies 4 are evenly fixed on the outer side of the positioning sleeve ring 1 in the circumferential direction, the anchor assembly 4 is inserted into the inner part of the upper end surface of the base 3, and the anchor assembly 4 and the base 3 and the positioning sleeve ring 1 and the tower pole 2 are provided with a bonding layer 5.

[0030] The positioning sleeve 1 is sleeved outside the lower part of the tower pole 2 in the embodiment, and a plurality of anchoring assemblies 4 uniformly distributed in the circumferential direction and fixedly connected with the positioning sleeve 1 are fixedly connected with the base 3, so as to realize the reinforcement between the tower pole 2 and the base 3. A bonding layer 5 is arranged between the anchoring assembly 4 and the base 3 and between the positioning sleeve 1 and the tower pole 2, so as to realize the effective fixation between the anchoring assembly 4 and the base 3 and between the positioning sleeve 1 and the tower pole 2.

[0031] Specific implementation method two: in combination Figures 1 to 6 In the embodiment, the positioning sleeve 1 includes a plurality of circular arc plates 11, both ends of the circular arc plate 11 are provided with a ring-shaped connecting end plate 12, and the plurality of circular arc plates 11 are spliced into a circular ring in the circumferential direction. The adjacent ring-shaped connecting end plates 12 between each two adjacent circular arc plates 11 are fixedly connected through a set of connecting bolts 6.

[0032] The technical features not disclosed in the embodiment are the same as those in the specific implementation method one.

[0033] The positioning sleeve 1 is designed to have a structure of being assembled by a plurality of circular arc plates 11, so that on-site installation and disassembly are facilitated, and the tension between the positioning sleeve 1 and the tower pole 2 can be adjusted to ensure that the positioning sleeve 1 is tightly connected with the outer circumferential surface of the tower pole 2.

[0034] The number of the circular arc plates 11 is four, and the number can be adjusted according to actual needs on site.

[0035] Specific implementation method three: in combination Figures 1 to 6 In the embodiment, the outer side surface of the ring-shaped connecting end plate 12 is fixedly connected with the outer side arc surface of the circular arc plate 11 through a set of stiffening ribs 13.

[0036] The technical features not disclosed in the embodiment are the same as those in the specific implementation method two.

[0037] The design enhances the strength and stability between the ring-shaped connecting end plate 12 and the circular arc plate 11.

[0038] Specific implementation method four: in combination Figures 1 to 6 In the embodiment, the anchoring assembly 4 includes a steel bar fixing plate 41, a connecting plate 42 and a set of anchoring steel bars 43. The steel bar fixing plate 41 is fixedly connected horizontally at the lower end of the outer circumferential surface of the positioning sleeve 1, a set of anchoring steel bars 43 are fixedly connected vertically on the lower end surface of the steel bar fixing plate 41, and the connecting plate 42 is fixedly connected vertically between the upper end surface of the steel bar fixing plate 41 and the outer circumferential surface of the positioning sleeve 1.

[0039] The technical features not disclosed in the embodiment are the same as those in the specific implementation method one.

[0040] The anchoring steel bars 43 in the anchoring assembly 4 are inserted into the inside of the base 3 to enhance the stability between the anchoring assembly and the base 3.

[0041] Specific implementation five: in combination Figures 1 to 6 In this embodiment, a plurality of reserved slots 31 are evenly distributed on the upper end surface of the base 3 in the circumferential direction, a group of reserved anchoring holes 32 are arranged on the bottom of the reserved slots 31, the anchoring steel bars 43 are inserted into the reserved anchoring holes 32, and the steel bar fixing plates 41 are arranged in the reserved slots 31.

[0042] The technical features not disclosed in this embodiment are the same as those in specific implementation four.

[0043] Specific implementation six: in combination Figures 1 to 6 In this embodiment, a group of reinforcing ribs 44 are respectively fixed between the two sides of the connecting plate 42 and the outer circumferential surface of the positioning collar 1.

[0044] The technical features not disclosed in this embodiment are the same as those in specific implementation four.

[0045] This design enhances the strength and stability between the connecting plate 42 and the positioning collar 1.

[0046] Specific implementation seven: in combination Figures 1 to 6 In this embodiment, the bonding layer 5 is a high-strength concrete layer, which is poured between the anchoring assembly 4 and the base 3 and between the positioning collar 1 and the tower pole 2.

[0047] The technical features not disclosed in this embodiment are the same as those in specific implementation one.

[0048] This design fixes the anchoring steel bars 43 in the reserved anchoring holes 32, fixes the steel bar fixing plates 41 in the reserved slots 31, and fixes and connects the positioning collar 1 and the tower pole 2 by pouring high-strength concrete.

[0049] Specific implementation eight: in combination Figures 1 to 6 In this embodiment, the wind power equipment base reinforcing device further includes a ring hoop assembly 7, which is sleeved on the outside of the lower part of the tower pole 2 and is fixed to the upper end of the positioning collar 1.

[0050] The technical features not disclosed in this embodiment are the same as those in specific implementation one.

[0051] The setting of the ring hoop assembly 7 further enhances the reinforcing performance of the reinforcing device, and helps to reduce the vibration amplitude of the tower pole 2 and improve the damping effect, thereby ensuring the normal operation of the wind turbine unit.

[0052] Specific implementation nine: in combinationFigures 1 to 6 In this embodiment, the hoop assembly 7 comprises a plurality of circular arc segments 71 which are spliced into a circular ring in the circumferential direction. The upper and lower ends of each adjacent two circular arc segments 71 are provided with a hoop connecting plate 72. The hoop connecting plate 72 is fixedly connected with the end of the circular arc segment 71 through a set of positioning bolts 8. The lower end surface of the middle part of the circular arc segment 71 is fixedly connected with a hoop connecting lug plate 73 vertically. A plurality of upper connecting lug plates 45 are horizontally fixedly connected with the upper end of the outer circumferential surface of the positioning sleeve 1. The upper connecting lug plates 45 are arranged one by one corresponding to the hoop connecting lug plates 73, and the upper connecting lug plates 45 and the corresponding hoop connecting lug plates 73 are fixedly connected through a set of fastening bolts 9.

[0053] The technical features not disclosed in this embodiment are the same as those in Embodiment 8.

[0054] The hoop assembly 7 is designed to have a structure of being assembled by a plurality of circular arc segments 71, which facilitates on-site installation and disassembly.

[0055] The number of the circular arc segments 71 is four, which can also be adjusted according to actual needs on site.

[0056] Embodiment 10: in combination with Figures 1 to 6 In this embodiment, a plurality of gaskets 74 are fixedly connected with the inner circumferential surface of the hoop assembly 7 in the circumferential direction. The gaskets 74 and the tower pole 2 are provided with a force sensor.

[0057] The technical features not disclosed in this embodiment are the same as those in Embodiment 8.

[0058] By setting the force sensor, the extrusion force between the tower pole 2 and the base 3 can be detected in real time, potential problems can be warned in time, the safety of the fan equipment is improved, and the overall operation efficiency of the generator set is improved.

[0059] The number of the gaskets 74 is four, which can also be adjusted according to actual needs on site.

[0060] Working principle

[0061] 1. First, the fan base 3 is modified, and the reserved anchor holes 32 and the reserved grooves 31 are arranged on the fan base 3. The base reinforcing device is installed in the reserved anchor holes 32 and the reserved grooves 31 of the fan base through the anchor reinforcing bars 43. Then, the base reinforcing device is tightly connected between the circular arc plates 11 of the base reinforcing device and the tower pole 2. After that, the high-strength concrete layer is poured in the reserved anchor holes 32, the reserved grooves 31, and the gaps around the tower pole 2 and the positioning sleeve 1, so that the base reinforcing device is tightly matched with the tower pole 2 and the base 3.

[0062] 2. The ring hoop assembly 7 of the reinforcing device is connected through the upper connecting lug plate 45 of the reinforcing device, and then closely connected through the circular arc segments 71, so that the positioning sleeve ring 1 works in cooperation. Meanwhile, the ring hoop assembly 7 is closely matched with the tower pole 2 through the gasket 74, the gasket 74 is provided with a force sensor at the position, the extrusion force between the tower pole 2 and the base 3 is detected in real time through the force sensor, and the safety and stability of the fan equipment are further improved.

[0063] The basic principle, main features and advantages of the utility model are shown and described above. It should be understood by the skilled in the art that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A wind power plant foundation reinforcement device, characterized by: The application relates to a wind power equipment base reinforcing device which comprises a positioning ring (1) and a plurality of anchoring assemblies (4), the positioning ring (1) is sleeved on the outer side of the lower part of a tower pole (2), the plurality of anchoring assemblies (4) are uniformly fixed on the outer side of the positioning ring (1) in the circumferential direction, the anchoring assemblies (4) are inserted on the inner side of the upper end face of a base (3), and a bonding layer (5) is arranged between the anchoring assemblies (4) and the base (3) and between the positioning ring (1) and the tower pole (2).

2. The wind power plant foundation reinforcement apparatus of claim 1, wherein: The positioning ring (1) comprises a plurality of circular-arc plates (11), the two ends of each circular-arc plate (11) are provided with a ring-shaped connecting end plate (12), the plurality of circular-arc plates (11) are spliced into a circular ring in the circumferential direction, and the adjacent ring-shaped connecting end plates (12) between every two adjacent circular-arc plates (11) are fixed through a set of connecting bolts (6).

3. The wind power plant foundation reinforcement apparatus of claim 2, wherein: The outer side end face of the ring-shaped connecting end plate (12) and the outer side arc face of the circular-arc plate (11) are fixed with a set of stiffening ribs (13).

4. The wind power plant foundation reinforcement apparatus of claim 1, wherein: The anchoring assembly (4) comprises a reinforcing steel bar fixing plate (41), a connecting plate (42) and a set of anchoring steel bars (43), the reinforcing steel bar fixing plate (41) is horizontally fixed on the lower end of the outer circumferential surface of the positioning ring (1), a set of anchoring steel bars (43) are vertically fixed on the lower end face of the reinforcing steel bar fixing plate (41), and the connecting plate (42) is vertically fixed between the upper end face of the reinforcing steel bar fixing plate (41) and the outer circumferential surface of the positioning ring (1).

5. The wind power plant foundation reinforcement apparatus of claim 4, wherein: A plurality of reserved grooves (31) are uniformly arranged on the upper end face of the base (3) in the circumferential direction, a set of reserved anchoring holes (32) are arranged on the groove bottom of each reserved groove (31), the anchoring steel bars (43) are inserted in the reserved anchoring holes (32), and the reinforcing steel bar fixing plate (41) is arranged in the reserved groove (31).

6. The wind power plant foundation reinforcement apparatus of claim 4, wherein: A set of reinforcing ribs (44) are respectively fixed between the two sides of the connecting plate (42) and the outer circumferential surface of the positioning ring (1).

7. The wind power plant foundation reinforcement apparatus of claim 1, wherein: The bonding layer (5) is a high-strength concrete layer which is poured between the anchoring assembly (4) and the base (3) and between the positioning ring (1) and the tower pole (2).

8. The wind power plant foundation reinforcement apparatus of claim 1, wherein: The wind power equipment base reinforcing device further comprises a hoop assembly (7) which is sleeved on the outer side of the lower part of the tower pole (2) and is fixed with the upper end of the positioning ring (1).

9. The wind power plant foundation reinforcement apparatus of claim 8, wherein: The hoop assembly (7) comprises a plurality of circular-arc segments (71) which are spliced into a circular ring in the circumferential direction, the upper and lower ends between every two adjacent circular-arc segments (71) are provided with a hoop connecting plate (72), the hoop connecting plate (72) and the end part of the circular-arc segment (71) are fixed through a set of positioning bolts (8), the lower end face of the middle part of the circular-arc segment (71) is vertically fixed with a hoop connecting lug plate (73), the upper end of the outer circumferential surface of the positioning ring (1) is horizontally fixed with a plurality of upper connecting lug plates (45), the upper connecting lug plates (45) and the hoop connecting lug plates (73) are one-to-one corresponding, and the upper connecting lug plates (45) and the corresponding hoop connecting lug plates (73) are fixed through a set of fastening bolts (9).

10. The wind power plant foundation reinforcement apparatus of claim 8, wherein: A plurality of pads (74) are uniformly fixed on the inner circumferential surface of the hoop assembly (7) in the circumferential direction, and a force sensor is arranged between the pad (74) and the tower pole (2).

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