CN111042181A - Construction method and construction matching tool for foundation of wind power generation equipment in mountainous area - Google Patents

Abstract

The invention relates to a construction method and a construction kit for a foundation of wind power generation equipment in a mountainous area, which comprises a circular planning instrument, a mountainous area transportation device and a side slope protection structure; the circular planning instrument comprises an triangular support, a rotating rod screwed on the triangular support and a drill bit arranged on the rotating rod; the mountain area transportation device comprises a transportation rail and a transportation trolley traveling on the transportation rail, the transportation trolley is electric, guide rails are arranged on two sides of the transportation rail, universal idler wheels are arranged on one side of each guide rail, which faces the transportation trolley, and a plurality of universal idler wheels are arranged along the length direction of the guide rails and abut against the outer wall of the transportation trolley; the side slope protection structure comprises two mutually hinged baffles, and spiral nail piles driven into the soil body are arranged on the two baffles in a penetrating mode. The invention has the advantages of reducing the possibility of side slope collapse after the earthwork is excavated, thereby improving the safety during construction and reducing the possibility of construction accidents.

Description

Construction method and construction matching tool for foundation of wind power generation equipment in mountainous area

Technical Field

The invention relates to the technical field of foundation construction of wind power generation equipment in mountainous areas, in particular to a foundation construction method and a construction matching tool for the wind power generation equipment in the mountainous areas.

Background

At present, the developed countries take renewable energy sources such as wind energy and solar energy as important means for preempting the future industrial production high point, and the renewable energy sources are listed in national strategies and preferentially developed. In 2018 and 2020, the global newly-increased wind power installation exceeds 200 GW. The newly-increased installation scale of the global onshore wind power in 2019 is estimated to be about 66GW, which is increased by 21.6% on the same scale.

The existing wind power generation equipment usually occupies a small area, but has higher overall height, so the requirement on the foundation is higher, and most of the wind power generation equipment is installed on the plain. However, the mountainous region of China is vast, and wind power resources are sufficient, so that the installation of wind power generation equipment in the mountainous region is bound to be the key point of wind power development in the future.

However, since the soil body in the mountainous area is different from that in the plain area, the ground surface is generally uneven and has poor soil stability, and when foundation construction is performed, collapse is easily caused by digging a large amount of soil body, and the safety of the foundation construction is low.

Disclosure of Invention

In view of the defects of the prior art, one of the purposes of the invention is to provide a foundation construction method of wind power generation equipment in mountainous areas, which can carry out foundation construction safely.

The above object of the present invention is achieved by the following technical solutions: a construction method of a foundation of wind power generation equipment in a mountainous area comprises the following steps: the method comprises the following steps: leveling a foundation position field, and positioning and paying off a circular foundation outline; step two: excavating earth to a designed elevation, manually leveling, and reinforcing a side slope; step three: and (5) transporting the building material to a construction site, and constructing according to a design drawing.

By adopting the technical scheme, the construction range is determined by the positioning and paying-off mode, then the excavation is carried out, and then the side slope is reinforced, so that the possibility of side slope collapse after excavation of earthwork can be reduced, the safety during construction is improved, the construction range is fixed, and the possibility of construction accidents can be reduced.

The invention also aims to provide a construction matching tool applied to the construction method of the wind power generation equipment foundation in the mountainous area.

The above object of the present invention is achieved by the following technical solutions: a construction kit comprises a circular planning instrument, a mountain area transportation device and a side slope protection structure; a circular planner: comprises a triangular bracket, a rotating rod which is screwed on the triangular bracket and a drill bit which is arranged on the rotating rod; mountain area conveyer: the trolley is electric, guide rails are arranged on two sides of the transportation rail, universal idler wheels are arranged on one side of each guide rail, which faces the transportation trolley, and a plurality of universal idler wheels are arranged along the length direction of the guide rails and abut against the outer wall of the transportation trolley; side slope protective structure: including two baffles of mutual articulated, all wear to be equipped with on two baffles and beat the internal spiral peg stake of soil.

By adopting the technical scheme, when positioning and paying off are needed, an operator holds the rotating rod, the drill bit is started at the moment, prints are made on the surface of the soil body, then the operator drives the rotating rod to rotate around the triangular support, and after the rotating rod rotates for a circle, the drill bit can mark positioning lines on the surface of the soil body; the mountain area transportation device can be used for quickly and conveniently conveying the building materials to a specified position regardless of the complex terrain of the mountain area; the side slope protection structure can reinforce the side slope, and further reduce the possibility of soil body collapse.

The present invention in a preferred example may be further configured to: one side that the dwang deviates from the A-frame is equipped with the bracing piece, be connected with the hawser on the bracing piece, the one end of hawser is connected in the dwang and is close to the one end of drill bit, and the other end is connected with the counter weight frame, the counter weight frame is fixed on the dwang and inside is equipped with the counterweight.

By adopting the technical scheme, the counter weights and the counter weight frame can play a downward pulling force on one end, far away from the drill bit, of the rotating rod, so that an upward pushing force is generated on one end, close to the drill bit, of the rotating rod, an operator continuously adjusts the counter weights in the counter weight frame until the rotating rod keeps a relatively balanced state and then pushes the rotating rod, the rotating rod can be driven to rotate more easily and conveniently, the drill bit can be used for making a circular marking line, and the operation difficulty of the operator is reduced; the mooring rope can reduce the possibility that the counterweight frame falls off, and plays a role in safety protection.

The present invention in a preferred example may be further configured to: and an L-shaped hand-turning grip is arranged at one end of the rotating rod close to the drill bit.

Through adopting above-mentioned technical scheme, the operator can drive the dwang through hand commentaries on classics handle and rotate, can let operator's hand comparatively keep away from the drill bit like this, reduces operator's injured possibility, security when having improved the operation.

The present invention in a preferred example may be further configured to: the transportation track bottom is equipped with the stand support, the stand support deviates from the one end of transportation track and is equipped with the concrete foundation, the concrete foundation is buried underground in the soil body.

By adopting the technical scheme, the upright post bracket can support the transportation track in the midair, so that the influence of the rugged ground on the transportation track is reduced, the transportation track is relatively flat as a whole, and the transportation trolley can stably run on the transportation track; the concrete foundation has larger mass and is buried in the soil body, so that the upright post bracket can be stably fixed, and the support stability of the transportation track is ensured.

The present invention in a preferred example may be further configured to: the both sides of stand support are equipped with side branch, be equipped with water pipe or spool between side branch and the stand support.

Through adopting above-mentioned technical scheme, two side branches play a three point support with the stand support to the transportation track bottom, improve the support stability to the transportation track, reduce the transportation track and produce the possibility of empting because of the atress is uneven, and water pipe and spool are laid between side branch and stand support, and the installation is swift to can be protected by the collateral branch pole, reduce and lay the degree of difficulty.

The present invention in a preferred example may be further configured to: the head of travelling bogie is equipped with buffer layer and spacing post, the end of transportation track is equipped with anti-collision block, set up the transport opening that supplies building material to shift out on the transportation track, it has the material door that is used for sealing the transport opening to articulate on the transportation track.

Through adopting above-mentioned technical scheme, when the travelling bogie walked the track end, spacing post was contradicted with the anticollision piece earlier to prevent the direct striking travelling bogie of travelling bogie, and the buffer layer can play a cushioning effect this moment, reduced the impaired possibility of travelling bogie, then the operator can open the material storehouse door, thereby quick convenient building material in taking out the travelling bogie.

The present invention in a preferred example may be further configured to: solar panels are arranged on two sides of the transportation track.

Through adopting above-mentioned technical scheme, because of supply power comparatively difficult on the mountain, and solar panel can be with solar energy conversion electric energy to power equipment when for the construction uses.

The present invention in a preferred example may be further configured to: and a spiral blade adding plate is wound on the spiral nail pile.

By adopting the technical scheme, the connection area between the spiral nail piles and the soil body can be increased by adding the blade plates, so that the connection fastening degree between the spiral nail piles and the soil body is increased.

The present invention in a preferred example may be further configured to: still include the concrete prefabricated section, curved preformed groove has been seted up to concrete prefabricated section upper surface, the pipeline has been placed to the preformed groove, concrete prefabricated section upper surface articulates there is the snap ring, the snap ring compresses tightly on the pipeline and passes through the bolt fastening on the concrete prefabricated section.

Through adopting above-mentioned technical scheme, the operator can place the pipeline in the preformed groove, then fix through the snap ring to quick convenient fix the pipeline on the concrete prefabricated section, then the operator with the concrete prefabricated section put into the design position can, such mode can convenient and fast fix the pipeline, reduce the pipeline after laying well, receive the influence of soil layer deformation and the possibility of skew primary position.

In summary, the invention includes at least one of the following beneficial technical effects:

1. the drill bit can conveniently and labor-saving mark a positioning line on the surface of the soil body, determine the construction range and reduce the possibility of soil body collapse;

2. the mountain area transportation device can be used for quickly and conveniently conveying the building materials to a specified position regardless of the complex terrain of the mountain area;

3. the side slope protection structure can reinforce the side slope, and further reduce the possibility of soil body collapse.

Drawings

Fig. 1 is a schematic structural diagram of the circular planner according to the embodiment.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a schematic structural diagram of a transportation device used for embodying the mountainous area in the embodiment.

Fig. 4 is a schematic structural diagram of the transportation trolley for embodying the embodiment.

Fig. 5 is a partially enlarged schematic view of a portion B in fig. 3.

Fig. 6 is a schematic structural diagram for embodying a slope protection structure in the present embodiment.

Fig. 7 is a schematic structural diagram of the concrete precast block according to the embodiment.

In the figure, 1, a circular planner; 11. a triangular bracket; 12. rotating the rod; 121. a groove; 13. a drill bit; 14. a support bar; 141. a square ring; 142. a fixed pulley; 15. a cable; 16. a counterweight frame; 161. a counterweight; 17. turning the handle by hand; 2. a mountain transport device; 21. a transportation track; 211. a guide rail; 212. a universal roller; 22. transporting the trolley; 221. a buffer layer; 222. a limiting column; 223. an anti-collision block; 2231. a limiting groove; 224. a delivery port; 225. a material bin gate; 23. a column support; 24. a concrete base; 25. a side strut; 26. a water pipe; 27. a conduit; 28. a fixing ring; 3. a slope protection structure; 31. a baffle plate; 32. spirally nailing the pile; 321. adding a leaf plate; 4. a solar panel; 5. concrete precast blocks; 51. reserving a groove; 52. a pipeline; 53. a snap ring; 54. and (4) bolts.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, 2 and 3, the construction kit for foundation construction of a wind power generation device in a mountainous area disclosed by the invention comprises a circular planning instrument 1, a transportation device 2 in the mountainous area and a slope protection structure 3.

Referring to fig. 1 and 2, the circular planning apparatus 1 includes a triangular bracket 11 fixed on the ground, a rotating rod 12 is screwed on the triangular bracket 11, the screwing point is located at four fifths of the length of the rotating rod 12, a drill bit 13 is arranged at the end of the long side of the rotating rod 12, the drill bit 13 is fixed on the rotating rod 12 and faces the ground, a vertical upward supporting rod 14 is further fixed on the rotating rod 12, a square ring 141 is arranged at the end of the supporting rod 14 far from the rotating rod 12, a cable 15 penetrates through the square ring 141, a fixed pulley 142 is further arranged in the square ring 141 of the supporting rod 14, one end of the cable 15 is fixedly connected to the end of the rotating rod 12 close to the drill bit 13, a counterweight frame 16 is connected to cross the end of the rotating rod 12 far from the drill bit 13 after the other end passes around the fixed pulley 142, the counterweight frame 16 is fixed on the rotating rod 12, a plurality of counterweights 161 are arranged in the counterweight frame, to prevent the cable 15 from falling off. The operator can flexibly adjust the mass of the counterweight 161 in the counterweight frame 16 until reaching the state that the rotating rod 12 keeps balance without stress or the drill bit 13 lightly butts against the ground. An L-shaped hand-turning grip 17 is fixedly arranged at one end of the rotating rod 12 close to the drill bit 13, when in scribing, an operator holds the hand-turning grip 17, starts the drill bit 13 and presses the hand-turning grip 17 downwards to enable the drill bit 13 to be abutted against the ground and to make a mark on the ground, and then pushes the hand-turning grip 17 to enable the rotating rod 12 to rotate around the triangular bracket 11 for one circle, so that the drill bit 13 can quickly and conveniently scribe a circular positioning line; even if hard materials such as broken stones and tree roots are encountered, the broken stones and the tree roots are broken under the impact force of the drill bit 13, so that an operator can stably mark a positioning line.

Referring to fig. 3 and 4, the mountain transportation device 2 includes a concrete foundation 24 buried in a mountain concrete body, a plurality of column supports 23 are fixedly arranged on a top surface of the concrete foundation 24, the column supports 23 are arranged at equal intervals along a length direction of the concrete foundation 24, and a distance between two adjacent column supports 23 is 3-5 m. The end of each upright post bracket 23 far away from the concrete foundation 24 is provided with a transportation rail 21, two sides of each upright post bracket 23 along the width direction of the concrete foundation 24 are respectively provided with a side supporting rod 25, the two side supporting rods 25 are inclined upwards and supported at the bottom of the transportation rail 21 so as to provide a stable support for the transportation rail 21, the transportation rail 21 is provided with an electric transportation trolley 22, and the transportation trolley 22 can be used for loading building materials and then transporting the building materials along the rail. The top on orbit 21's both sides all is equipped with the guide rail 211 that sets up along vertical direction, and guide rail 211 is equipped with two rows of universal gyro wheels 212 along vertical direction towards one side of travelling bogie 22, and each universal gyro wheel 212 is inconsistent with travelling bogie 22's outer wall to can play a guide effect to travelling bogie 22, make travelling bogie 22 can be stable, accurate walk on orbit 21, reduce the skew orbit 21's of travelling bogie 22 possibility.

Referring to fig. 4, the head of the transporting carriage 22 is provided with a buffer layer 221, and the buffer layer 221 is made of rubber, so that the shock when the transporting carriage 22 collides with the end of the transporting rail 21 can be reduced. The head of travelling bogie 22 still is equipped with spacing post 222, the end of travelling bogie 21 is equipped with anticollision piece 223, be equipped with on anticollision piece 223 with stopper complex spacing groove 2231, when travelling bogie 22 removed to the travelling bogie 21 end, spacing post 222 pegs graft to in the spacing groove 2231, thereby can lead to and fix a position travelling bogie 22, delivery port 224 has been seted up on the travelling bogie 21, it has the material storehouse door 225 that is used for sealing delivery port 224 to articulate on the travelling bogie 21, the operator opens material storehouse door 225 after, can shift out building material through delivery port 224, thereby the rapid and stable assigned position of carrying building material to mountain area, time and energy of the transportation of opening a way can significantly reduce in such setting, also can reduce the influence of road conditions to the transportation, and the transport efficiency is improved.

Referring to fig. 3 and 5, a water pipe 26 is arranged between the left side support rod 25 and the upright support 23, a conduit 27 is arranged between the right side support rod 25 and the upright support 23, and the water pipe 26 and the conduit 27 are arranged for conveying water power and electric power to a construction site. The two sides of the upright post bracket 23 are respectively provided with an optimal arc-shaped fixing ring 28, and the water pipe 26 and the line pipe 27 are respectively clamped in the two fixing rings 28, so that the water pipe 26 and the line pipe 27 are quickly fixed, and the possibility of bending and breaking of the water pipe 26 and the line pipe 27 under the influence of wind power in mountainous areas is reduced. Both sides of transportation track 21 all are equipped with solar panel 4, and solar panel 4 can convert light energy into electric energy to the construction equipment of confession mountain area uses.

Referring to fig. 6, the slope protection structure 3 includes two baffles 31 hinged to each other, spiral nail piles 32 are all penetrated on one side of the two baffles 31 away from each other, spiral added blade plates 321 are wound on a spiral top plate, after an operator digs out a foundation pit through excavating equipment, the operator respectively attaches the two baffles 31 to the top of the side wall and the side slope, then the spiral nail piles 32 are spun downwards, the spiral nail piles 32 are driven into the soil body, the added blade plates 321 increase the connection area between the spiral nail piles 32 and the soil body, so that the connection strength between the spiral nail piles 32 and the soil body is improved, the two baffles 31 are quickly and conveniently fixed at the top of the side wall and the side slope, the two baffles 31 can play a role in fixing and blocking protection on the side slope soil body, the possibility of slope collapse is reduced, and the safety of the operator in construction near the side slope is improved.

Referring to fig. 7, still include concrete precast block 5, one cross section has been seted up to concrete precast block 5's upper surface is curved preformed groove 51, pipeline 52 has been placed to the preformed groove 51 fit in, concrete precast block 5's upper surface articulates there is curved snap ring 53, the operator can rotate snap ring 53 and compress tightly snap ring 53 on pipeline 52, wear to be equipped with threaded connection bolt 54 on concrete precast block 5 on snap ring 53, thereby can be fast convenient with pipeline 52 fix in advance on concrete precast block 5, the operator puts into the foundation ditch with concrete precast block 5 like this and after the construction finishes, can reduce pipeline 52 and receive the influence of soil layer deformation and the skew possibility of primary position.

The implementation principle of the embodiment is as follows: an operator firstly levels a foundation position field, removes gravels on the surface, then fixes the triangular bracket 11 on the ground, starts the motor and pushes the rotating rod 12, thereby drawing a circular foundation outline and realizing positioning and paying-off. The operator excavates the earthwork through excavating equipment this moment, excavates the earthwork to the design elevation to artifical flattening, then the operator pastes two articulated baffle 31 each other and covers and fix on the side slope, protects the side slope, and the operator of being convenient for can be safe be under construction.

Then, the operator transports the building material from the mountain to the construction site through the mountain transport device 2, and the construction is performed according to the design drawing. By the steps, a large amount of construction space can be vacated in the initial construction stage, so that excavating equipment can conveniently and quickly excavate soil bodies. And finally, an operator lays the concrete precast block 5 in the foundation pit according to the drawing requirements to finish the foundation construction.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims (10)

1. A construction method for a foundation of wind power generation equipment in a mountainous area is characterized by comprising the following steps:

the method comprises the following steps: leveling a foundation position field, and positioning and paying off a circular foundation outline;

step two: excavating earth to a designed elevation, manually leveling, and reinforcing a side slope;

step three: and (5) transporting the building material to a construction site, and constructing according to a design drawing.

2. A construction kit applied to the mountain wind power generation equipment foundation construction method according to claim 1, characterized in that: comprises a circular planning instrument (1), a mountainous area transportation device (2) and a side slope protection structure (3);

circle planner (1): comprises a triangular bracket (11), a rotating rod (12) which is screwed on the triangular bracket (11) and a drill bit (13) which is arranged on the rotating rod (12);

mountain area conveyer (2): the trolley is characterized by comprising a conveying track (21) and a conveying trolley (22) walking on the conveying track (21), wherein the conveying trolley (22) is electric, guide rails (211) are arranged on two sides of the conveying track (21), one side, facing the conveying trolley (22), of each guide rail (211) is provided with a plurality of universal rollers (212), and the universal rollers (212) are arranged along the length direction of the guide rails (211) and abut against the outer wall of the conveying trolley (22);

side slope protective structure (3): the soil-working machine comprises two baffles (31) which are hinged with each other, wherein spiral nail piles (32) driven into the soil body are arranged on the two baffles (31) in a penetrating manner.

3. The construction kit of claim 2, wherein: dwang (12) deviate from one side of triangular support (11) and be equipped with bracing piece (14), be connected with hawser (15) on bracing piece (14), the one end of hawser (15) is connected in dwang (12) one end of being close to drill bit (13), and the other end is connected with counter weight frame (16), counter weight frame (16) are fixed on dwang (12) and inside is equipped with counterweight (161).

4. The construction kit of claim 3, wherein: one end of the rotating rod (12) close to the drill bit (13) is provided with an L-shaped hand rotating grip (17).

5. The construction kit of claim 2, wherein: the bottom of the transportation track (21) is provided with a column support (23), one end of the column support (23) departing from the transportation track (21) is provided with a concrete foundation (24), and the concrete foundation (24) is buried in the soil body.

6. The construction kit of claim 5, wherein: the both sides of pillar support (23) are equipped with side branch (25), be equipped with between side branch (25) and pillar support (23) water pipe (26) or spool (27).

7. The construction kit of claim 6, wherein: the head of travelling bogie (22) is equipped with buffer layer (221) and spacing post (222), the end of transportation track (21) is equipped with anticollision piece (223), offer on transportation track (21) and supply conveying mouth (224) that building material shifted out, it has material storehouse door (225) that is used for sealing conveying mouth (224) to articulate on transportation track (21).

8. The construction kit of claim 7, wherein: and solar panels (4) are arranged on two sides of the transportation track (21).

9. The construction kit of claim 2, wherein: spiral-shaped leaf adding plates (321) are wound on the spiral peg piles (32).

10. The construction kit of claim 2, wherein: still include concrete prefabricated section (5), curved preformed groove (51) have been seted up to concrete prefabricated section (5) upper surface, pipeline (52) have been placed in preformed groove (51), concrete prefabricated section (5) upper surface articulates there is snap ring (53), snap ring (53) compress tightly on pipeline (52) and fix on concrete prefabricated section (5) through bolt (54).

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