Quick response device for primary frequency modulation of new energy power plant

Abstract

The utility model discloses a primary frequency modulation quick response device for a new energy power plant, and particularly relates to the technical field of primary frequency modulation, which comprises a cabinet and a new energy quick frequency response measurement and control device. The rotary rack assembly comprises a positioning hole, a rotating shaft, a rotating table, a fixing hole, a fixing bolt, a rack body, a mounting table, a side frame, a wire frame and a wire groove. According to the utility model, through the arrangement of the rotating table and the rack main body, the rotating table can rotate in the cabinet after the fixing bolt for fixing is screwed to be loosened, the rack main body can be rotated along with the rotation of the rotating table, and the new energy fast frequency response measurement and control device installed at the inner side of the rack main body can rotate along with the rotating table. Therefore, the positive and negative surfaces of the new energy rapid frequency response measurement and control device and other devices can be rapidly switched, and the rotation adjustment function of the rack main body in the primary frequency modulation rapid response device of the new energy power plant is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of primary frequency modulation, in particular to a primary frequency modulation rapid response device for a new energy power plant. Background Technique

[0002] Primary frequency modulation of an energy storage power station refers to the process in which the energy storage power station adjusts the grid frequency by injecting or absorbing electric energy into the grid. During the operation of the grid, due to reasons such as imbalance between supply and demand, the grid frequency may exceed or be lower than the standard 50 or 60 Hz. The primary frequency modulation of the energy storage power station can synchronously complete the charge and discharge processes according to the needs of the grid, and can achieve peak shaving and valley filling of the grid, improve the utilization rate of the grid. When the peak period of power demand in the grid arrives, the energy storage power station can charge and store electric energy. When the demand is low, the energy storage power station can release electric energy, smooth the load fluctuation of the grid, achieve the purpose of peak shaving and valley filling, and better meet the power consumption needs of users;

[0003] The new energy rapid frequency response measurement and control device of the primary frequency modulation rapid response device is installed inside the cabinet for use. During installation, the front end is the control end and the tail end is the wiring end. During later maintenance, it is not convenient to switch the front and back ends of the device, which is rather inconvenient;

[0004] Therefore, a primary frequency modulation rapid response device for a new energy power plant is needed to solve the above problems. Content of the Utility Model

[0005] The purpose of the utility model is to provide a primary frequency modulation rapid response device for a new energy power plant to solve the problem that the primary frequency modulation rapid response device for a new energy power plant is not convenient for maintenance treatment proposed in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A primary frequency modulation rapid response device for a new energy power plant, including a cabinet and a new energy rapid frequency response measurement and control device. A rotary rack assembly is arranged inside the cabinet. The rotary rack assembly includes a positioning hole, a rotating shaft, a rotating table, a fixing hole, a fixing bolt, a rack main body, an installation table, side frames, wire racks and wire grooves. Positioning holes are arranged at both the top and bottom inside the cabinet. A rotating shaft is movably installed inside the positioning hole. A rotating table is fixed at the top of the rotating shaft. A fixing hole is arranged on the right side of the top of the rotating table. A fixing bolt is arranged inside the fixing hole. A rack main body is installed on the right side of the top of the rotating table. An installation table is installed at the center position on the left side of the rack main body. A new energy rapid frequency response measurement and control device is installed on the top of the installation table. Side frames are installed at both the front and rear ends of the installation table. A wire rack is installed on the left side of the side frame. A wire groove is arranged on the surface of the wire rack.

[0007] Furthermore, internal threads are arranged inside the fixing hole, and external threads are arranged on the surface of the fixing bolt.

[0008] Furthermore, several wire grooves are provided on the surface of the wire rack, and the several wire grooves are equally spaced.

[0009] Furthermore, a wire hole is provided at the bottom end inside the cabinet, a wire box is installed at the bottom end of the cabinet, a cover plate is movably installed on the left side inside the wire box, and a support foot is installed at the bottom end of the wire box.

[0010] Furthermore, a front door is movably installed on the right side inside the cabinet, and a transparent plate is installed on the inner side of the front door.

[0011] Furthermore, a rear door is movably installed on the left side inside the cabinet. An air duct is provided through the left side of the rear door. A positioning rod is installed on the right side of the rear door. A slider is movably installed on the outer side of the positioning rod. An adjustment hole is provided on the right side of the slider. An adjustment bolt is provided inside the adjustment hole. The left side of the adjustment bolt extends into the slider. An air box is installed on the inner side of the slider. A blower is installed inside the air box. Isolation rods are installed on both sides inside the air box.

[0012] Preferably, several air ducts are provided on the left side of the rear door, and the several air ducts are parallelly distributed.

[0013] Preferably, two groups of positioning rods are installed on the right side of the rear door, and the two groups of positioning rods are symmetrically distributed.

[0014] Compared with the prior art, the beneficial effects of the present utility model are as follows: By providing a rotating table and a frame body, after the fixing bolt for fixing is loosened, the rotating table can rotate inside the cabinet. Along with the rotation of the rotating table, the frame body can be rotated, and the new energy fast frequency response measurement and control device installed inside the frame body can rotate along with it. In this way, the front and back sides of the new energy fast frequency response measurement and control device and other devices can be quickly switched, facilitating maintenance operations, and realizing the rotation adjustment function of the frame body inside the primary frequency modulation fast response device of the new energy power plant;

[0015] By providing a wire box, the wire box is located at the bottom of the cabinet and is connected to the inside of the cabinet through a wire hole. During use, the wires inside the cabinet can enter the wire box along the wire hole. When the cover plate is opened, the wires can pass through and be connected to external devices. The redundant wires can be stored inside the wire box for storage processing, realizing the wire auxiliary storage function of the primary frequency modulation fast response device of the new energy power plant;

[0016] By setting up a bellows inside the tailgate and starting the blower inside the bellows, the air circulation inside and outside the cabinet can be accelerated, thereby assisting in dissipating heat from the rack body inside the cabinet and the machines installed above. If the adjusting bolt for fixing the side end of the bellows is turned loose, with the assistance of the slider, the bellows can move up and down along the positioning rod, so as to adjust the using position of the bellows, and it can be moved to the position where machines are concentrated for use, strengthening the heat dissipation effect inside the primary frequency regulation rapid response device of this new energy power plant. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a front cross-sectional structural schematic diagram of the present utility model;

[0018] Figure 2 is a top cross-sectional structural schematic diagram of the present utility model;

[0019] Figure 3 is a front cross-sectional structural schematic diagram of the rotating table of the present utility model;

[0020] Figure 4 is a top cross-sectional structural schematic diagram of the tailgate and the bellows of the present utility model.

[0021] In the figure: 1, cabinet; 2, positioning hole; 3, rotating shaft; 4, rotating table; 5, fixing hole; 6, fixing bolt; 7, rack body; 8, installation table; 9, new energy rapid frequency response measurement and control device; 10, side frame; 11, wire frame; 12, wire groove; 13, wire hole; 14, wire box; 15, cover plate; 16, support foot; 17, front door; 18, transparent plate; 19, tailgate; 20, air duct; 21, positioning rod; 22, slider; 23, adjusting hole; 24, adjusting bolt; 25, bellows; 26, blower; 27, isolation rod. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0022] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0023] Please refer to Figures 1-4, an embodiment provided by the present utility model: a primary frequency regulation rapid response device for a new energy power plant, including a cabinet 1 and a new energy rapid frequency response measurement and control device 9. Inside the cabinet 1, a rotary frame assembly is provided. The rotary frame assembly includes a positioning hole 2, a rotating shaft 3, a rotating table 4, a fixing hole 5, a fixing bolt 6, a frame main body 7, a mounting table 8, a side frame 10, a wire frame 11, and a wire groove 12. Positioning holes 2 are provided at both the top and bottom inside the cabinet 1. A rotating shaft 3 is movably installed inside the positioning hole 2. The top of the rotating shaft 3 is fixed with a rotating table 4. A fixing hole 5 is provided on the right side of the top of the rotating table 4. A fixing bolt 6 is provided inside the fixing hole 5. Internal threads are provided inside the fixing hole 5, and external threads are provided on the surface of the fixing bolt 6. The frame main body 7 is installed on the right side of the top of the rotating table 4. An installation table 8 is installed at the center position on the left side of the frame main body 7. The new energy rapid frequency response measurement and control device 9 is installed on the top of the installation table 8. Side frames 10 are installed at both the front and rear ends of the installation table 8. A wire frame 11 is installed on the left side of the side frame 10. A plurality of wire grooves 12 are provided on the surface of the wire frame 11, and the plurality of wire grooves 12 are equally spaced;

[0024] Specifically, as Figure 1 , Figure 2 and Figure 3 shown, during use, the new energy rapid frequency response measurement and control device 9 and other machines are installed on the installation table 8 inside the frame main body 7 for use. The right side of the frame main body 7 is the control end, and the left side is the line connection end. If the fixing bolt 6 at the top of the lower rotating table 4 is loosened, the rotating table 4 and the frame main body 7 can rotate inside the cabinet 1 to switch and adjust their positions;

[0025] A wire hole 13 is provided at the bottom inside the cabinet 1. A wire box 14 is installed at the bottom of the cabinet 1. A cover plate 15 is movably installed on the left side inside the wire box 14. Support feet 16 are installed at the bottom of the wire box 14;

[0026] Specifically, as Figure 1 shown, during use, the wire box 14 is connected to the inside of the cabinet 1 through the wire hole 13. After the wires inside the cabinet 1 enter the wire box 14 through the wire hole 13, the cover plate 15 on the side of the wire box 14 is opened, and the wires can pass through and be connected to external devices. At the same time, if the wires are long, part of the wires can be stored inside the wire box 14;

[0027] On the right side inside the cabinet 1, a front door 17 is movably installed. A transparent plate 18 is installed on the inner side of the front door 17. On the left side inside the cabinet 1, a rear door 19 is movably installed. A wind groove 20 is provided through the left side of the rear door 19. A number of wind grooves 20 are provided on the left side of the rear door 19, and the number of wind grooves 20 are distributed in parallel. A positioning rod 21 is installed on the right side of the rear door 19. Two groups of positioning rods 21 are installed on the right side of the rear door 19, and the two groups of positioning rods 21 are symmetrically distributed. A slider 22 is movably installed on the outer side of the positioning rod 21. An adjustment hole 23 is provided on the right side of the slider 22. An adjustment bolt 24 is provided inside the adjustment hole 23. The left side of the adjustment bolt 24 extends into the slider 22. A wind box 25 is installed on the inner side of the slider 22. A fan 26 is installed inside the wind box 25. Isolation rods 27 are installed on both sides inside the wind box 25;

[0028] Specifically, as Figure 1 , Figure 2 and Figure 4 shown, when in use, after loosening the adjustment bolt 24, the wind box 25 can move up and down along the positioning rod 21 with the assistance of the slider 22 to adjust the use position of the wind box 25. After the adjustment is completed, tighten the adjustment bolt 24 again. After the inner side of the adjustment bolt 24 abuts against the surface of the positioning rod 21, the position of the wind box 25 is fixed. Start the fan 26 inside the wind box 25, which can accelerate the flow of air inside and outside the cabinet 1 through the wind grooves 20. With the help of the flowing air, it can assist in taking away the heat generated by the machines inside the rack body 7 for heat dissipation treatment.

[0029] Working principle: When in use, the new energy fast frequency response measurement and control device 9 and other machines are installed on the installation platform 8 inside the rack body 7 for use. Its control panel is exposed through the through groove on the rack body 7, and the tail end is connected with wires. The connected wires can be stored inside the wire rack 11 and enter the wire box 14 along the wire rack 11 and the wire hole 13 at the bottom. Open the cover plate 15 at the tail end of the wire box 14, and the wires can pass through and be connected to external devices. A wind box 25 is provided on the inner side of the rear door 19. After loosening the adjustment bolt 24 on the outer side of the wind box 25, the wind box 25 can move up and down along the positioning rod 21 with the assistance of the slider 22. After moving the wind box 25 to the position where the machines are concentrated, tighten the adjustment bolt 24 again to fix the position of the wind box 25. In this way, after closing the rear door 19, start the fan 26 inside the wind box 25, which can accelerate the flow of air inside and outside the cabinet 1 through the wind grooves 20. With the help of the flowing air, it can assist in taking away the heat generated by the machines inside the rack body 7 for heat dissipation treatment. Open the front door 17, and the machines installed inside the rack body 7 can be controlled. During later maintenance, the fixing bolt 6 on the surface of the rotating table 4 can be loosened. After loosening, the rotating table 4 and the rack body 7 can rotate inside the cabinet 1. In this way, the front and rear ends of the machines can be quickly switched to facilitate inspection and maintenance.

[0030] For those skilled in the art, it is obvious that the present utility model is not limited to the details of the above-mentioned exemplary embodiments, and the present utility model can be implemented in other specific forms without departing from the spirit or basic characteristics of the present utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present utility model is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be embraced within the present utility model. Any reference signs in the claims should not be construed as limiting the claims involved.

Claims

1. A primary frequency regulation fast response device for a new energy power plant, comprising a cabinet (1) and a new energy fast frequency response measurement and control device (9), characterized in that: The interior of the cabinet (1) is provided with a rotary rack assembly; The rotary rack assembly includes a positioning hole (2), a rotating shaft (3), a rotating table (4), a fixing hole (5), a fixing bolt (6), a rack body (7), a mounting table (8), side frames (10), a wire rack (11), and a wire groove (12). Positioning holes (2) are provided at both the top and bottom inside the cabinet (1). A rotating shaft (3) is movably installed inside the positioning hole (2). The top of the rotating shaft (3) is fixed with a rotating table (4). A fixing hole (5) is provided on the right side of the top of the rotating table (4). A fixing bolt (6) is provided inside the fixing hole (5). A rack body (7) is installed on the right side of the top of the rotating table (4). An installation table (8) is installed at the center position on the left side of the rack body (7). A new energy fast frequency response measurement and control device (9) is installed on the top of the installation table (8). Side frames (10) are installed at both the front and rear ends of the installation table (8). A wire rack (11) is installed on the left side of the side frame (10). A wire groove (12) is provided on the surface of the wire rack (11).

2. The primary frequency regulation fast response device for new energy power plants according to claim 1, characterized in that: Internal threads are provided inside the fixing hole (5), and external threads are provided on the surface of the fixing bolt (6).

3. The primary frequency regulation rapid response device for new energy power plants according to claim 1, wherein: A number of wire grooves (12) are provided on the surface of the wire rack (11), and the number of wire grooves (12) are equally spaced.

4. The primary frequency regulation fast response device for a new energy power plant according to claim 1, characterized in that: A wire hole (13) is provided at the bottom inside the cabinet (1). A wire box (14) is installed at the bottom of the cabinet (1). A cover plate (15) is movably installed on the left side inside the wire box (14). Support feet (16) are installed at the bottom of the wire box (14).

5. The primary frequency regulation fast response device for a new energy power plant according to claim 1, wherein: A front door (17) is movably installed on the right side inside the cabinet (1), and a transparent plate (18) is installed on the inner side of the front door (17).

6. The primary frequency regulation fast response device for a new energy power plant according to claim 1, wherein: A rear door (19) is movably installed on the left side inside the cabinet (1). Air grooves (20) are provided through the left side of the rear door (19). A positioning rod (21) is installed on the right side of the rear door (19). A slider (22) is movably installed on the outside of the positioning rod (21). An adjustment hole (23) is provided on the right side of the slider (22). An adjustment bolt (24) is provided inside the adjustment hole (23). The left side of the adjustment bolt (24) extends into the slider (22). An air box (25) is installed on the inner side of the slider (22). A fan (26) is installed inside the air box (25). Isolation rods (27) are installed on both sides inside the air box (25).

7. The primary frequency regulation fast response device for a new energy power plant according to claim 6, characterized in that: A number of air grooves (20) are provided on the left side of the rear door (19), and the number of air grooves (20) are parallel.

8. The primary frequency regulation rapid response device for a new energy power plant according to claim 6, wherein: Two groups of positioning rods (21) are installed on the right side of the rear door (19), and the two groups of positioning rods (21) are symmetrically distributed.

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