CN210156933U

CN210156933U - Novel connection structure of wind generating set and transmission line in yard

Info

Publication number: CN210156933U
Application number: CN201921400877.4U
Authority: CN
Inventors: 于三晋; 高肖墩; 李松松; 张晓�; 张元珺
Original assignee: DE'AN POWER ENGINEERING (BEIJING) Co Ltd
Current assignee: DE'AN POWER ENGINEERING (BEIJING) Co Ltd
Priority date: 2019-08-26
Filing date: 2019-08-26
Publication date: 2020-03-17
Anticipated expiration: 2029-08-26

Abstract

The utility model discloses a novel connection structure of wind generating set and transmission line in scene, which comprises a fixed base, fixing base upper end fixedly connected with door type cement pole, fixing base top both sides threaded connection has third fastening bolt, and the welding of third fastening bolt bottom has a set of sharp piece, door type cement pole inboard upper and lower part is through first fastening bolt first gusset plate of fixedly connected with and second gusset plate respectively, door type cement pole one side is close to the upper and lower end at middle part and is through first annular mounting panel, second annular mounting panel first pillar insulator of fixedly connected with and second pillar insulator respectively, the upper and lower end at door type cement pole one side middle part is through first accepting the seat and the second is accepted the seat and is installed the arrester respectively and fall the insurance. The utility model discloses a set up air wire, arrester, fall insurance, first gusset plate, second gusset plate, sharp piece and stock structure, have the advantage of being convenient for fortune dimension, saving cost and stable in structure.

Description

Novel connection structure of wind generating set and transmission line in yard

Technical Field

The utility model relates to a platform becomes and is connected technical field with transmission line, specifically is a novel connection structure of wind generating set and transmission line in the scene.

Background

In the process of building a wind power generation project, electric energy generated by a wind generating set is boosted by a boosting transformer, then is gathered into an overhead transmission line, and then is transmitted into a transformer substation by a transmission line, so that the electric energy is networked, the electrical reliable connection between the overhead transmission line and the wind generating set is an important part of the successful transmission of the electric energy, and the wind power generation system has important significance for the safe and stable operation of the whole wind power generation system.

However, the prior art has the following defects:

1. under the normal condition, the wind power generation unit transformer station is connected with an on-site current collecting circuit in a cable mode, so that the operation and maintenance difficulty of the cable circuit is high, the fault rate is high, and the maintenance and replacement cost is high;

2. the existing device is generally arranged at a high place or a place near the sea where wind force is large, so that the structure of the device is unstable.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a wind generating set and novel connection structure of transmission line in scene has solved and has had the current device fortune dimension degree of difficulty among the prior art big, and the fault rate is high, and maintenance, change expense are high, and the unstable problem of fixed structure.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a novel connecting structure of a wind generating set and an on-site transmission line comprises a fixed seat, wherein a door-shaped cement rod is fixedly connected to the upper end of the fixed seat, third fastening bolts are in threaded connection with two sides of the top of the fixed seat, a group of pointed blocks are welded at the bottom ends of the third fastening bolts, a first reinforcing plate and a second reinforcing plate are respectively and fixedly connected to the upper portion and the lower portion of the inner side of the door-shaped cement rod through the first fastening bolts, the first reinforcing plate is arranged at the upper end of the second reinforcing plate, a first pillar insulator and a second pillar insulator are respectively and fixedly connected to the upper end and the lower end of one side of the door-shaped cement rod, which are close to the middle portion, through a first annular mounting plate and a second annular mounting plate, the first pillar insulator is arranged at the bottom end of the second pillar insulator, a lightning arrester and a fall fuse are respectively mounted at the, and the lightning arrester is arranged at the upper end of the falling fuse.

Preferably, door type cement pole bottom is provided with the ground, and door type cement pole fixed connection in ground upper end one side.

Preferably, the other side of the upper end of the foundation is provided with a wind power generation set transformer, and one side of the upper end of the wind power generation set transformer is electrically connected with an overhead conductor.

Preferably, the upper end of the overhead conductor is electrically connected with an overhead circuit arranged on one side of the upper end of the door-shaped cement rod, and the overhead conductor and the overhead circuit are sleeved inside a T-shaped connecting hardware fitting installed on the upper end of the door-shaped cement rod.

Preferably, the central positions of the inner sides of the first reinforcing plate and the second reinforcing plate are connected with reinforcing strips through second fastening bolts in a threaded manner, and the second fastening bolts are connected to the middle parts of the upper ends of the reinforcing strips in a threaded manner.

Preferably, the anchor rod is welded at the center of the bottom end of the fixing seat and extends into the foundation.

(III) advantageous effects

The utility model provides a novel connection structure of wind generating set and transmission line in scene possesses following beneficial effect:

(1) the utility model has the advantages that the overhead conductor, the first post insulator, the second post insulator, the drop fuse and the lightning arrester are arranged, the problems of convenient transportation and cost saving are solved, the problems that the wind power generation set transformer is connected with the current collecting line in the field in a cable way under the normal condition, the operation and maintenance difficulty of the cable line is large, the fault rate is high, and the maintenance and replacement cost is high are solved, the wind power generation set transformer is electrically connected through the overhead conductor, the electric energy generated by wind power generation is transmitted to the overhead circuit, the defects of high cable operation and maintenance cost and high fault rate are effectively avoided, the stability of electric energy transmission operation is improved, and the overhead conductor is structurally fixed by utilizing the first post insulator and the second post insulator which are fixedly connected with the first annular mounting plate and the second annular mounting plate at the upper end and the lower end of the door-shaped cement rod, meanwhile, the lightning arrester and the fall-proof safety are fixedly connected to the upper end and the lower end of the middle part of one side of the door-shaped cement pole through the first bearing seat and the second bearing seat, and the fall-proof and lightning protection of the overhead conductor are achieved.

(2) The utility model has the advantages that the device has the effect of improving the structural stability of the device by arranging the first reinforcing plate, the second reinforcing plate, the sharp block and the anchor rod, solves the problem of insufficient structural stability of the prior device, the first reinforcing plate and the second reinforcing plate are respectively and fixedly connected at the upper end and the lower end of the inner side of the door-shaped cement rod through the first fastening bolt, and are used for carrying out external structural reinforcement on the door-shaped cement rod, the first reinforcing plate and the second reinforcing plate are connected through the second fastening bolt by utilizing the reinforcing strip, the structural fixation to the external part of the door-shaped cement rod is further enhanced, the door-shaped cement rod is fixed through the third fastening bolt by utilizing the fixing seat, the sharp block is arranged at the bottom end of the third fastening bolt, the sharp block is inserted into the ground to be beneficial to the fixation of the bottom end structure of the door-shaped cement rod, meanwhile, the anchor rod is arranged at the bottom end of the fixing seat, and, further carry out the fixed structure of bottom to door type cement pole, and then realize carrying out comprehensive fixed structure to door type cement pole.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is an enlarged schematic view of the present invention at A in FIG. 1;

FIG. 3 is a side view of the present invention;

fig. 4 is an enlarged schematic view of the point B in fig. 3 according to the present invention.

The reference numbers in the figures are: 1. a door-shaped cement pole; 2. t-shaped connecting hardware fittings; 3. an overhead conductor; 4. the wind power generation unit is changed; 5. a foundation; 6. a lightning arrester; 7. a first bearing seat; 8. fall insurance; 9. a second bearing seat; 10. an overhead electrical circuit; 11. a first post insulator; 12. a first annular mounting plate; 13. a second annular mounting plate; 14. a second post insulator; 15. a first fastening bolt; 16. a first reinforcing plate; 17. a second fastening bolt; 18. reinforcing the strips; 19. a second reinforcing plate; 20. a third fastening bolt; 21. a fixed seat; 22. a sharp block; 23. an anchor rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: a novel connecting structure of a wind generating set and an on-site transmission line comprises a fixed seat 21, wherein a door-shaped cement rod 1 is fixedly connected to the upper end of the fixed seat 21, a foundation 5 is arranged at the bottom end of the door-shaped cement rod 1, the door-shaped cement rod 1 is fixedly connected to one side of the upper end of the foundation 5, a wind generating set platform transformer 4 is arranged on the other side of the upper end of the foundation 5, an overhead conductor 3 is electrically connected to one side of the upper end of the wind generating set platform transformer 4, the upper end of the overhead conductor 3 is electrically connected with an overhead circuit 10 arranged on one side of the upper end of the door-shaped cement rod 1, the overhead conductor 3 and the overhead circuit 10 are sleeved inside a T-shaped connecting hardware fitting 2 arranged at the upper end of the door-shaped cement rod 1, the wind generating set platform transformer 4 is DKSC630, the structure belongs to the prior art, third fastening, an anchor rod 23 is welded at the center of the bottom end of the fixing seat 21, the anchor rod 23 extends into the foundation 5, the upper and lower parts of the inner side of the door-shaped cement rod 1 are fixedly connected with a first reinforcing plate 16 and a second reinforcing plate 19 through a first fastening bolt 15 respectively, the first reinforcing plate 16 is arranged at the upper end of the second reinforcing plate 19, the center of the inner side of the first reinforcing plate 16 and the center of the inner side of the second reinforcing plate 19 are connected with a reinforcing strip 18 through a second fastening bolt 17 by screw thread, the second fastening bolt 17 is connected with the middle part of the upper end of the reinforcing strip 18 by screw thread, the upper and lower ends of the inner side of the door-shaped cement rod 1 are fixedly connected with a first reinforcing plate 16 and a second reinforcing plate 19 through a first fastening bolt 15 respectively for carrying out external structural reinforcement on the door-shaped cement rod 1 and connecting the first reinforcing plate 16 and the second reinforcing plate 19 through the reinforcing strip 18 by the second fastening bolt 17 to further strengthen the structural fixation on the outer part of the door, the door-shaped cement pole 1 is fixed by a fixing seat 21 through a third fastening bolt 20, a tip block 22 is arranged at the bottom end of the third fastening bolt 20, the tip block 22 is inserted into the ground 5 to be beneficial to fixing the bottom end structure of the door-shaped cement pole 1, meanwhile, an anchor rod 23 is arranged at the bottom end of the fixing seat 21, the anchor rod 23 has extremely strong ground grabbing force, the bottom end structure fixing of the door-shaped cement pole 1 is further carried out, further, the door-shaped cement pole 1 is comprehensively fixed in structure, the upper end and the lower end of one side of the door-shaped cement pole 1, which are close to the middle part, are respectively and fixedly connected with a first pillar insulator 11 and a second pillar insulator 14 through a first annular mounting plate 12 and a second annular mounting plate 13, the first pillar insulator 11 is arranged at the bottom end of the second pillar insulator 14, the upper end and the lower end of the middle part of one side of the door-shaped cement pole 1 are respectively provided with a lightning arrester 6 and a, and arrester 6 sets up in falling 8 upper ends of insurance, arrester 6 model is HY5WZ, belong to prior art, carry out electric connection to aerogenerator group platform through air wire 3 and become 4, carry wind power generation's electric energy to aerial circuit 10 in, the effectual shortcoming of evading cable fortune dimension cost and fault rate height, the stability of electric energy transport operation has been improved, and utilize door type cement pole 1 one side to be close to the first annular mounting panel 12 of the upper and lower extreme in middle part, the first pillar insulator 11 of second annular mounting panel 13 fixed connection and second pillar insulator 14 carry out the structure fixed to air wire 3, and simultaneously, on door type cement pole 1 one side middle part, the lower extreme passes through first accepting seat 7 and second accepting seat 9 fixed connection arrester 6 and fall insurance 8, realize the dropproof and the lightning protection to air wire 3.

The working principle is as follows: when in use, the platform transformer 4 of the wind power generator is electrically connected through the overhead conductor 3, the electric energy generated by wind power is transmitted to the overhead circuit 10, the connecting part of the overhead conductor 3 and the overhead circuit 10 is structurally fixed through the T-shaped connecting hardware fitting 2, the defects of high operation and maintenance cost and high failure rate of a cable are effectively overcome, the stability of electric energy transmission and operation is improved, the overhead conductor 3 is structurally fixed by utilizing the first pillar insulator 11 and the second pillar insulator 14 which are fixedly connected with the door-shaped cement rod 1 by the first annular mounting plate 12 and the second annular mounting plate 13 on one side close to the upper end and the lower end of the middle part, meanwhile, the lightning arrester 6 and the falling fuse 8 are fixedly connected at the upper end and the lower end of the middle part on one side of the door-shaped cement rod 1 through the first bearing seat 7 and the second bearing seat 9, the falling prevention and lightning protection of the overhead conductor 3 are realized, and the device is used, the upper end and the lower end of the inner side of the door-shaped cement rod 1 are respectively and fixedly connected with a first reinforcing plate 16 and a second reinforcing plate 19 through a first fastening bolt 15, which are used for carrying out external structural reinforcement on the door-shaped cement rod 1, the first reinforcing plate 16 and the second reinforcing plate 19 are connected through a second fastening bolt 17 by using a reinforcing strip 18, the structural fixation on the outer part of the door-shaped cement rod 1 is further strengthened, the door-shaped cement rod 1 is fixed through a third fastening bolt 20 by using a fixing seat 21, the bottom end of the third fastening bolt 20 is provided with a sharp block 22, the sharp block 22 is inserted into the foundation 5 to be beneficial to the fixation of the bottom end structure of the door-shaped cement rod 1, meanwhile, the bottom end of the fixing seat 21 is provided with an anchor rod 23, the anchor rod 23 has extremely strong ground gripping force by itself, the structural fixation on the bottom end of the door-shaped cement rod 1 is further realized, and the comprehensive structural fixation on the door-shaped cement rod 1, the use is convenient.

To sum up can, the utility model discloses a set up air wire 3, arrester 6, fall insurance 8, first gusset plate 16, second gusset plate 19, sharp piece 22 and stock 23 structure, it is big to have the current device fortune dimension degree of difficulty among the prior art to have solved, and the fault rate is high, and maintenance, replacement cost are high, and the unstable problem of structure fixation.

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

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel connection structure of wind generating set and transmission line in scene, includes fixing base (21), its characterized in that: fixing base (21) upper end fixedly connected with door type cement pole (1), fixing base (21) top both sides threaded connection has third fastening bolt (20), and third fastening bolt (20) bottom welding has a set of sharp piece (22), door type cement pole (1) inboard upper and lower part is through first fastening bolt (15) first gusset plate (16) of fixedly connected with and second gusset plate (19) respectively, and first gusset plate (16) set up in second gusset plate (19) upper end, door type cement pole (1) one side is close to the upper and lower extreme at middle part and is through first annular mounting panel (12), second annular mounting panel (13) respectively fixedly connected with first pillar insulator (11) and second pillar insulator (14), and first pillar insulator (11) set up in second pillar insulator (14) bottom, door type cement pole (1) one side upper and lower extreme at middle part, The lower end is received seat (7) and second and is received seat (9) and install arrester (6) respectively and fall insurance (8) through first, and arrester (6) set up in falling insurance (8) upper end.

2. The novel connection structure of a wind generating set and an on-site transmission line of claim 1 is characterized in that: door type cement pole (1) bottom is provided with ground (5), and door type cement pole (1) fixed connection in ground (5) upper end one side.

3. The novel connection structure of a wind generating set and an on-site transmission line of claim 2 is characterized in that: the wind driven generator set transformer is characterized in that a wind driven generator set transformer (4) is arranged on the other side of the upper end of the foundation (5), and an overhead conductor (3) is electrically connected to one side of the upper end of the wind driven generator set transformer (4).

4. The novel connection structure of a wind generating set and an on-site transmission line of claim 3 is characterized in that: the overhead line (3) upper end and the overhead circuit (10) electric connection that door type cement pole (1) upper end one side set up, and overhead line (3), overhead circuit (10) cup joint inside T type link fitting (2) of door type cement pole (1) upper end installation.

5. The novel connection structure of a wind generating set and an on-site transmission line of claim 1 is characterized in that: the inner side central positions of the first reinforcing plate (16) and the second reinforcing plate (19) are connected with reinforcing strips (18) through second fastening bolts (17) in a threaded mode, and the second fastening bolts (17) are connected to the middle of the upper ends of the reinforcing strips (18) in a threaded mode.

6. The novel connection structure of a wind generating set and an on-site transmission line of claim 1 is characterized in that: the welding of fixing base (21) bottom central point has stock (23), and inside stock (23) extended to ground (5).