CN215483073U

CN215483073U - Foundation structure for plain wind power high-power unit

Info

Publication number: CN215483073U
Application number: CN202121961674.XU
Authority: CN
Inventors: 丁闵
Original assignee: Jinqilin Construction Technology Co ltd
Current assignee: Jinqilin New Energy Co ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-01-11
Anticipated expiration: 2031-08-19

Abstract

The utility model relates to the technical field of wind power generation, and discloses a foundation structure for a plain wind power high-power unit, which comprises a base, wherein a hollow round table-shaped rest seat is fixedly installed on the top wall surface of the base, a hollow cylindrical mounting frame is fixedly installed in the middle of the top wall surface of the base, the bottom end of the outer side wall of the mounting frame is fixedly connected with the inner side wall of the rest seat, a plurality of fixing plates are fixedly installed at the bottom end of the inner side wall of the mounting frame at equal intervals, three pull rods with longer lengths closer to the center are fixedly installed on the top wall surfaces of the fixing plates, and the top ends of the pull rods are fixedly connected with the corresponding positions of the inner side walls of the fixing grooves. According to the utility model, the triangular shape is formed between the mounting frame and the fixed plate through the pull rod, so that the connection stability between the fixed plate and the mounting frame is improved, the leaning seat is fixedly mounted on the outer side wall of the mounting frame, the contact area between the mounting frame and the leaning seat is increased, and the effect of improving the fixing effect between the mounting frame and the base is achieved.

Description

Foundation structure for plain wind power high-power unit

Technical Field

The utility model relates to the technical field of wind power generation, in particular to a foundation structure for a plain wind power high-power unit.

Background

Wind power generation refers to converting kinetic energy of wind into electric energy. Wind energy is a clean and pollution-free renewable energy source and is used by people for a long time, mainly water is pumped and ground through a windmill, and people are interested in how to use wind to generate electricity. The wind power generation is very environment-friendly, and the wind energy is huge, so that the wind power generation is increasingly paid attention by various countries in the world.

The retrieval application number CN201620981397.1 discloses a replaceable prestressed anchor cable fan foundation for a high-power wind turbine generator, which comprises a fan tower frame and a concrete hollow foundation, wherein the middle of the concrete hollow foundation is provided with a through hole, the lowest end of the concrete hollow foundation is provided with a step-shaped hole, the lower end of the fan tower frame is fixed in the concrete hollow foundation, and the width of the fan tower frame is equal to that of the step-shaped hole at the lowest end of the concrete hollow foundation; the lower end of the fan tower is connected with the inclined plane of the concrete hollow foundation bottom step through a plurality of prestressed anchor cables. The concrete hollow foundation and the tower frame are connected by the prestressed anchor cable, and the concrete hollow foundation can be replaced under the condition that the prestressed anchor cable fails. This foundation structure form construction is simple and convenient, and the structural stress is more reasonable, if the prestressed anchorage cable became invalid, can change fast, has solved the difficult problem that can't change when adopting prestressed anchorage to tie to become invalid at present, and the cost is cheaper.

However, the inventor finds that the technical scheme still has at least the following defects:

among the above-mentioned prior art scheme, be in the same place through last bearing plate and fan pylon fixed connection, rethread prestressed anchorage cable passes bearing plate and the hollow basis of concrete, the bearing plate under sheathe in the bottom of prestressed anchorage cable, then fasten the prestressed anchorage cable with the prestressed anchorage utensil, reach the effect of fixing the fan pylon, but be the right angle between last bearing plate and the fan pylon, the relation of connection is stable inadequately, and the area of contact of fan pylon and the hollow basis of concrete is less, so when fan pylon is out of balance, the fan pylon collapses easily.

Therefore, the foundation structure for the plain wind power high-power unit is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly solves the technical problems in the prior art and provides a foundation structure for a plain wind power high-power unit.

In order to achieve the purpose, the utility model adopts the following technical scheme that the foundation structure for the plain wind power high-power unit comprises a base, wherein a hollow round table-shaped leaning seat is fixedly installed on the top wall surface of the base, a hollow cylindrical mounting frame is fixedly installed in the middle of the top wall surface of the base, the bottom end of the outer side wall of the mounting frame is fixedly connected with the inner side wall of the leaning seat, a plurality of fixing plates are fixedly installed at the bottom end of the inner side wall of the mounting frame at equal intervals, three pull rods with longer lengths closer to the center are fixedly installed on the top wall surfaces of the fixing plates, and the top ends of the pull rods are fixedly connected with the corresponding positions of the inner side walls of the fixing grooves.

Preferably, the top of the base is provided with a plurality of prestressed steel strands, and the bottom of the prestressed steel strands runs through the top wall surfaces of the plurality of fixing plates and the base respectively and extends to the inside of the fixing groove.

Preferably, the top wall surfaces of the fixing plates are provided with locking plates sleeved on the side walls of the prestressed steel strands, and the positions, close to the top ends, of the prestressed steel strands are fixedly connected with locking heads attached to the top wall surfaces of the locking plates.

Preferably, the inside of fixed slot is provided with a plurality of and respectively with the mutual backing plate that corresponds of a plurality of fixed plates, the position fixedly connected with that a plurality of prestressing force steel strand are close to the bottom has the tapered end of laminating each other with the bottom wall of backing plate.

Preferably, two locking grooves are formed in one end, corresponding to the fixing plates, of the inclined side wall surface of the fixing groove, and two clamping plates are fixedly mounted on the top wall surfaces of the base plates and clamped inside the two locking grooves approaching to each other.

Preferably, a limiting frame is fixedly mounted at the top end of one side wall surface inclined on the fixing groove, and two crawling ladders are fixedly mounted at the top end of the inner side wall of the fixing groove.

Advantageous effects

The utility model provides a foundation structure for a plain wind power high-power unit. The method has the following beneficial effects:

(1) this a foundation structure for high-power unit of plain wind-powered electricity generation, with mounting bracket fixed mounting on the base, and the mounting bracket is hollow cylinder, so the area of contact of mounting bracket and base is less, collapse easily when the mounting bracket is too high, improve the area of contact between mounting bracket and the base through the fixed plate, rethread pull rod, make the fixed plate can hold the lateral wall of mounting bracket, and make to constitute triangle-shaped between mounting bracket and the fixed plate through the pull rod, improve the stability of being connected between fixed plate and the mounting bracket, through fixed mounting back on the lateral wall of mounting bracket, improve the area of contact between mounting bracket and the back, further improve the effect of the stability between mounting bracket and the base, the effect of the fixed effect between mounting bracket and the base has been reached.

(2) The foundation structure for the plain wind power high-power unit comprises a fixing plate, a base, a locking plate, a base plate and a lock head, wherein a prestressed steel strand penetrates through the top wall surfaces of the fixing plate and the base, the upper end and the lower end of the prestressed steel strand are respectively positioned in an installation frame and a fixing groove, the positions of the upper end and the lower end of the prestressed steel strand are fixed through the locking plate, the base plate and the lock head, so that the position of one end, close to the center, of the fixing plate can be fixed through the prestressed steel strand, the connecting effect between the fixing plate and the base is improved, the situation that the fixing plate is easy to shake is avoided, the length of a crawling ladder is extended through fixedly installing a limiting frame in the fixing groove, a worker can conveniently climb up the crawling ladder, the worker can conveniently enter and exit from the inside of the fixing groove, the bottom of the prestressed steel strand is installed, a locking groove is formed in one side wall surface, a clamping plate clamped in the locking groove is fixedly installed on the base plate, the position of the base plate is not easy to slide along with the side wall of the fixing groove, and the base plate is convenient to fix.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.

FIG. 1 is an overall front view of the present invention;

FIG. 2 is a schematic view of the internal structure of the base of the present invention;

FIG. 3 is an enlarged view of the utility model at A in FIG. 2.

Illustration of the drawings:

1. a base; 2. a back seat; 3. a mounting frame; 4. a base plate; 5. a pull rod; 6. fixing grooves; 7. pre-stressed steel strands; 8. a locking plate; 9. a lock head; 10. a locking groove; 11. a base plate; 12. clamping a plate; 13. a limiting frame; 14. the ladder is climbed.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): a foundation structure for a plain wind power high-power unit is shown in figures 1-3 and comprises a base 1, wherein the base 1 is formed by casting concrete, a leaning seat 2 in a hollow round table shape is fixedly arranged on the top wall surface of the base 1, a hollow cylindrical mounting frame 3 is fixedly arranged in the middle of the top wall surface of the base 1, the bottom end of the outer side wall of the mounting frame 3 is fixedly connected with the inner side wall of the leaning seat 2, the outer side wall of the mounting frame 3 is supported by the leaning seat 2, a plurality of fixing plates 4 are fixedly arranged at the bottom end of the inner side wall of the mounting frame 3 at equal intervals, three pull rods 5 with longer length closer to the center are fixedly arranged on the top wall surfaces of the fixing plates 4, the top ends of the pull rods 5 are fixedly connected with the corresponding positions of the inner side wall of the fixing groove 6, a triangle is formed between the fixing plate 4 and the mounting rack 3 through the pull rod 5, and the stability of the mounting rack 3 is improved.

A fixing groove 6 with a cylindrical top end and a truncated cone bottom end is formed in the middle position of the top wall surface of the base 1, a plurality of prestressed steel strands 7 are arranged at the top of the base 1, the bottom ends of the prestressed steel strands 7 penetrate through a plurality of fixing plates 4 and the top wall surface of the base 1 respectively and extend into the fixing groove 6, locking plates 8 sleeved on the side walls of the prestressed steel strands 7 are arranged on the top wall surfaces of the fixing plates 4, locking heads 9 mutually attached to the top wall surfaces of the locking plates 8 are fixedly connected to positions, close to the top ends, of the prestressed steel strands 7, two locking grooves 10 are formed in one end, corresponding to the fixing plates 4, of one inclined side wall surface inside the fixing groove 6, a plurality of backing plates 11 mutually corresponding to the fixing plates 4 respectively are arranged inside the fixing groove 6, two clamping plates 12 are fixedly mounted on the top wall surfaces of the backing plates 11 and are clamped inside the two locking grooves 10 which are close to each other respectively, through the inside with cardboard 12 card locking groove 10, improve the stability of backing plate 11 position, a plurality of prestress wire 7 are close to the position fixedly connected with of bottom and the tapered end 9 of the mutual laminating of bottom wall of backing plate 11, and the position of keeping away from the one end of mounting bracket 3 on with fixed plate 4 through prestress wire 7 is given and is fixed, improves the stability of fixed plate 4.

One side wall top fixed mounting who slopes on the fixed slot 6 has spacing frame 13, and the inside wall top fixed mounting of fixed slot 6 has two cat ladders 14, makes things convenient for the staff to follow the business turn over of fixed slot 6 inside through two cat ladders 14.

The working principle of the utility model is as follows:

when using, with mounting bracket 3 fixed mounting on base 1, and mounting bracket 3 is hollow circular cylinder, so mounting bracket 3 is less with base 1's area of contact, collapse easily when mounting bracket 3 is too high, improve the area of contact between mounting bracket 3 and the base 1 through fixed plate 4, rethread pull rod 5, make fixed plate 4 can hold mounting bracket 3's lateral wall, and make to constitute triangle-shaped between mounting bracket 3 and the fixed plate 4 through pull rod 5, improve the stability of being connected between fixed plate 4 and the mounting bracket 3, through fixed mounting lean on seat 2 on the lateral wall of mounting bracket 3, improve the area of contact between mounting bracket 3 and the lean on seat 2, further improve the effect of the stability between mounting bracket 3 and the base 1, the effect of the fixed effect between mounting bracket 3 and the base 1 has been reached.

When the fixing device is used, the prestressed steel strand 7 penetrates through the top wall surfaces of the fixing plate 4 and the base 1, the upper end and the lower end of the prestressed steel strand 7 are respectively positioned in the mounting frame 3 and the fixing groove 6, the positions of the upper end and the lower end of the prestressed steel strand 7 are fixed through the locking plate 8, the base plate 11 and the lock head 9, so that the position of one end, close to the center, of the fixing plate 4 can be fixed through the prestressed steel strand 7, the connecting effect between the fixing plate 4 and the base 1 is improved, the situation that the fixing plate 4 is easy to shake is avoided, the length of the ladder stand 14 is extended through the limiting frame 13 fixedly arranged in the fixing groove 6, a worker can conveniently climb up the ladder stand 14, the worker can conveniently go in and out of the fixing groove 6, the bottom of the prestressed steel strand 7 is installed, the locking groove 10 is formed in the inclined side wall surface of the fixing groove 6, by fixedly mounting the clamping plate 12 clamped in the locking groove 10 on the backing plate 11, the position of the backing plate 11 is not easy to slide along with the side wall of the fixing groove 6, and the position of the backing plate 11 is convenient to fix.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a foundation structure for high-power unit of plain wind-powered electricity generation, includes base (1), its characterized in that: the utility model discloses a hollow round platform-shaped pull rod, including base (1), the top wall fixed mounting of base (1) has by seat (2) that is the cavity round platform form, the top wall middle part fixed mounting of base (1) has and is hollow cylindric mounting bracket (3), the lateral wall bottom of mounting bracket (3) is in the same place with the inside wall fixed connection who leans on seat (2), the inside wall bottom equidistance fixed mounting of mounting bracket (3) has a plurality of fixed plates (4), the equal fixed mounting in top wall of a plurality of fixed plates (4) has three pull rod (5) that are close to central length more, the top of pull rod (5) corresponds position fixed connection with the inside wall of fixed slot (6) and is in the same place.

2. The infrastructure for a plain wind power plant according to claim 1, characterized in that: the top wall face intermediate position of base (1) is seted up the top and is cylindricly, the bottom is fixed slot (6) that the round platform is described, and the top of base (1) is provided with a plurality of prestressing force steel strands (7), and the bottom of a plurality of prestressing force steel strands (7) runs through the inside that the top wall face of a plurality of fixed plates (4) and base (1) extends to fixed slot (6) respectively.

3. The infrastructure for a plain wind power plant according to claim 2, characterized in that: a plurality of the top wall surface of the fixing plate (4) is provided with a locking plate (8) sleeved on the side wall of the prestressed steel strand (7), and the positions, close to the top end, of the prestressed steel strands (7) are fixedly connected with locking heads (9) attached to the top wall surface of the locking plate (8) mutually.

4. The infrastructure for a plain wind power plant according to claim 2, characterized in that: the inside of fixed slot (6) is provided with a plurality of and respectively with a plurality of fixed plates (4) backing plate (11) that correspond each other, the position fixedly connected with that a plurality of prestressing force steel strand wires (7) are close to the bottom is with tapered end (9) of the mutual laminating of bottom wall of backing plate (11).

5. The infrastructure for a plain wind power plant according to claim 4, characterized in that: two locking grooves (10) have all been seted up with the one end that corresponds each other of a plurality of fixed plates (4) on the inside inclined one side wall of fixed slot (6), and the equal fixed mounting of top wall of a plurality of backing plates (11) has two respectively the inside cardboard (12) of card at two locking grooves (10) that approach mutually.

6. The infrastructure for a plain wind power plant according to claim 1, characterized in that: one side wall face top fixed mounting who slopes on fixed slot (6) has spacing frame (13), and the inside wall top fixed mounting of fixed slot (6) has two cat ladders (14).