CN218586689U

CN218586689U - Flexible direct current low-voltage distribution network optimizing device

Info

Publication number: CN218586689U
Application number: CN202221475996.8U
Authority: CN
Inventors: 汪绍友; 朱海龙
Original assignee: Wuhu Yilaite Electric Co ltd
Current assignee: Wuhu Yilaite Electric Co ltd
Priority date: 2022-06-13
Filing date: 2022-06-13
Publication date: 2023-03-07
Anticipated expiration: 2032-06-13

Abstract

The utility model provides a flexible direct current low voltage distribution network optimization device, including the device case, the roof, bottom plate and commutation reactor, roof fixed mounting is in the top of device case, bottom plate fixed mounting is in the bottom of device case, and shock attenuation board fixed mounting is in the top of bottom plate, and commutation reactor sets up in the top of shock attenuation board, and two constant head tanks have been seted up at the top of shock attenuation board, and two locating plates of bottom fixedly connected with of commutation reactor, and commutation reactor's both sides all are equipped with the curb plate, and the top fixedly connected with of curb plate presses the clamp plate, and the bottom of pressing the clamp plate contacts with the top of commutation reactor. A flexible direct current low voltage distribution network optimizing apparatus, belong to distribution equipment technical field, be convenient for carry out the dismouting to the commutation reactor, changed the connected mode of commutation reactor simultaneously, reduce vibrations and dispel the heat to the influence of commutation reactor and shock attenuation board junction, can dispel the heat to the commutation reactor through the heat dissipation fan.

Description

Flexible direct current low-voltage distribution network optimization device

Technical Field

One or more embodiments of this description relate to distribution equipment technical field, especially relate to a flexible direct current low voltage distribution network optimizing apparatus.

Background

The converter reactor is a link for energy exchange between the VSC and the AC side, determines the control performance of active power and reactive power, and filters out characteristic harmonics generated by the converter to obtain expected fundamental current and fundamental voltage so as to inhibit the rising speed of DC overcurrent. In the prior art, a flexible direct current low voltage distribution network optimizing device with anti-seismic performance, which is disclosed as CN212162561U, is characterized in that a converter reactor is installed in a device box, the bottom of the converter reactor is fixed by bolts, and the top of the converter reactor is fixed by a fixing bolt matched with an extrusion plate, wherein the converter reactor needs to be installed by means of tools, and the bolts are easy to loosen due to vibration to influence the stability of a joint.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a flexible dc low voltage distribution network optimization apparatus to solve the above-mentioned problems.

Based on the above purpose, the utility model provides a flexible direct current low voltage distribution network optimization device, including device case, roof, bottom plate and commutation reactor, roof fixed mounting is in the top of device case, bottom plate fixed mounting is in the bottom of device case, shock attenuation board fixed mounting is in the top of bottom plate, the commutation reactor sets up in the top of shock attenuation board, two constant head tanks have been seted up at the top of shock attenuation board, two locating plates of bottom fixedly connected with of commutation reactor, the both sides of commutation reactor all are equipped with the curb plate, the top fixedly connected with of curb plate presses the pressure plate, and the bottom of pressing the pressure plate contacts with the top of commutation reactor, first recess has been seted up to the bottom of curb plate, be equipped with the fixed plate in the first recess, the bottom of fixed plate and the top fixed connection of shock attenuation board, fixed plate and curb plate pass through the joint unit connection, the mounting hole has been seted up to one side of curb plate, be equipped with the heat dissipation fan in the mounting hole.

Optionally, the clamping unit comprises a movable plate arranged on one side of the side plate, a limiting hole is formed in one side of the fixed plate, a limiting plate is arranged in the limiting hole, one end of the limiting plate penetrates through the inner wall of one side of the first groove, one end of the limiting plate is fixedly connected with the movable plate, and one side of the movable plate is connected with one side of the side plate through an extension spring.

Optionally, one side of the movable plate is fixedly connected with a first handle.

Optionally, an upper chute is formed in the inner wall of the top of the mounting hole, a lower chute is formed in the inner wall of the bottom of the mounting hole, an upper sliding block is fixedly connected to the top of the heat dissipation fan, a lower sliding block is fixedly connected to the bottom of the heat dissipation fan, and the side plate is connected with the upper sliding block through a fixing unit.

Optionally, the fixed unit comprises a prism, a second groove is formed in the inner wall of the top of the upper sliding groove, the prism is located in the second groove, a clamping groove is formed in the top of the upper sliding block, the bottom end of the prism is located in the clamping groove, the top end of the prism is connected with the inner wall of the top of the second groove through a compression spring, a through hole is formed in the inner wall of one side of the second groove, a movable column is fixedly connected to the prism, and the movable column penetrates through the through hole.

Optionally, a second handle is fixedly connected to the side plate.

As can be seen from the above, according to the flexible dc low-voltage power distribution network optimization device provided in one or more embodiments of the present disclosure, the positioning plate is inserted into the positioning groove, through the cooperation of the positioning groove and the positioning plate, it is avoided that the converter reactor is shaken in the horizontal direction with respect to the damping plate, the position of the converter reactor is limited by the pressing plate, it is avoided that the converter reactor is shaken in the vertical direction, and further, the positioning plate is prevented from being separated from the positioning groove, and thus, the converter reactor can be fixed with respect to the damping plate.

Drawings

In order to more clearly illustrate one or more embodiments or prior art solutions of the present specification, the drawings that are needed in the description of the embodiments or prior art will be briefly described below, and it is obvious that the drawings in the following description are only one or more embodiments of the present specification, and that other drawings may be obtained by those skilled in the art without inventive effort from these drawings.

Fig. 1 is a schematic overall structure diagram of an optimization device for a flexible direct-current low-voltage distribution network according to one or more embodiments of the present disclosure;

fig. 2 is a schematic structural diagram of a clamping unit of an optimization device for a flexible direct current low voltage distribution network according to one or more embodiments of the present disclosure;

fig. 3 is a schematic view of a part a of the enlarged structure in fig. 2.

In the figure: 1. a device case; 2. a top plate; 3. a base plate; 4. a converter reactor; 5. a damper plate; 6. positioning a groove; 7. positioning a plate; 8. a side plate; 9. a pressing plate; 10. mounting holes; 11. a heat dissipation fan; 12. a first groove; 13. a fixing plate; 14. a limiting hole; 15. a limiting plate; 16. a movable plate; 17. an extension spring; 18. a first handle; 19. an upper chute; 20. a lower chute; 21. an upper slide block; 22. a lower slide block; 23. a prism; 24. a card slot; 25. a second groove; 26. a compression spring; 27. a through hole; 28. a movable post; 29. a second handle.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings.

It should be noted that unless otherwise defined, technical or scientific terms used in the embodiments of the present invention should have the ordinary meaning as understood by those having ordinary skill in the art to which the present disclosure belongs. The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item preceding the word comprises the element or item listed after the word and its equivalent, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

The flexible direct-current low-voltage distribution network optimization device provided by one or more embodiments of the specification comprises a device box 1, a top plate 2, a bottom plate 3 and a converter reactor 4, wherein the top plate 2 is fixedly installed at the top of the device box 1, the bottom plate 3 is fixedly installed at the bottom of the device box 1, the shock absorption plate 5 is fixedly installed at the top of the bottom plate 3, the converter reactor 4 is arranged at the top of the shock absorption plate 5, the top of the shock absorption plate 5 is provided with two positioning grooves 6, the bottom of the converter reactor 4 is fixedly connected with two positioning plates 7, two sides of the converter reactor 4 are provided with side plates 8, the top of each side plate 8 is fixedly connected with a pressing plate 9, the bottom of each pressing plate 9 is in contact with the top of the converter reactor 4, the bottom of each side plate 8 is provided with a first groove 12, a fixing plate 13 is arranged in each first groove 12, the bottom of each fixing plate 13 is fixedly connected with the top of the shock absorption plate 5, the fixing plates 13 and the side plates 8 are connected through a clamping unit, one side of each side plate 8 is provided with a mounting hole 10, and a heat dissipation fan 11 is arranged in each mounting hole 10;

in some alternative embodiments, as shown in fig. 1 and 2, the clamping unit includes a movable plate 16 disposed on one side of the side plate 8, a limiting hole 14 is formed on one side of the fixed plate 13, a limiting plate 15 is disposed in the limiting hole 14, one end of the limiting plate 15 penetrates through an inner wall of one side of the first groove 12, one end of the limiting plate 15 is fixedly connected to the movable plate 16, one side of the movable plate 16 is connected to one side of the side plate 8 through an extension spring 17, one side of the movable plate 16 is fixedly connected to a first handle 18, the movable plate 16 is manually driven to move, so that the limiting plate 15 is separated from the limiting hole 14, the extension spring 17 is in a stretching state, the clamping relationship between the fixed plate 13 and the side plate 8 can be released, and the side plate 8 is manually driven to move upwards, so that the converter reactor 4 is no longer pressed by the pressing plate 9, and the fixed plate 13 is separated from the first groove 12, and then the dismantling of the side plate 8 can be completed.

In some optional embodiments, as shown in fig. 2 and 3, an upper sliding groove 19 is formed in the top inner wall of the mounting hole 10, a lower sliding groove 20 is formed in the bottom inner wall of the mounting hole 10, an upper sliding block 21 is fixedly connected to the top of the heat dissipation fan 11, a lower sliding block 22 is fixedly connected to the bottom of the heat dissipation fan 11, the side plate 8 and the upper sliding block 21 are connected by a fixing unit, the fixing unit includes a prism 23, a second groove 25 is formed in the top inner wall of the upper sliding groove 19, the prism 23 is located in the second groove 25, a clamping groove 24 is formed in the top of the upper sliding block 21, the bottom end of the prism 23 is located in the clamping groove 24, the top end of the prism 23 is connected to the top inner wall of the second groove 25 through a compression spring 26, a through hole 27 is formed in the inner wall of one side of the second groove 25, a movable column 28 is fixedly connected to the prism 23, the movable column 28 penetrates through the through hole 27, a second handle 29 is fixedly connected to the side plate 8, the movable column 28 is manually driven to move upwards by the bottom end of the prism 23, the clamping groove 24 is released from the position of the upper sliding block 21, the compression spring 26 is in a compressed state, and then the heat dissipation fan 11 is manually moved, so that the upper sliding block 21 is separated from the upper sliding groove 19, and the lower sliding groove 22, the lower sliding groove 22 is separated from the heat dissipation fan 11, and the heat dissipation fan 11 can be conveniently removed.

The utility model discloses a theory of operation: locating plate 7 inserts in constant head tank 6, cooperation through constant head tank 6 and locating plate 7, avoid the relative 5 horizontal directions of damper plate of commutation reactor 4 to rock, position through pressing the spacing commutation reactor 4 of clamp plate 9, avoid the vertical direction of commutation reactor 4 to rock, and then avoid locating plate 7 to break away from constant head tank 6, can make commutation reactor 4 fixed relative damper plate 5, design through the joint unit, make

fixed plate

13 and 8 joint of curb plate connect, when commutation reactor 4 needs to be demolishd, remove through manual drive fly leaf 16, make limiting plate 15 break away from spacing hole 14, extension spring 17 is in tensile state, remove the joint relation between fixed plate 13 and the curb plate 8, and then manual drive curb plate 8 shifts up, make according to clamp plate 9 no longer press commutation reactor 4, and fixed plate 13 breaks away from first recess 12, can accomplish dismantling of curb plate 8, and then drive commutation reactor 4 moves up, make locating plate 7 break away from constant head tank 6, can accomplish dismantling of commutation reactor 4, be convenient for commutation reactor 4 dismouting, the connection mode of shaking reactor 4 has been changed simultaneously, reduce the influence of commutation reactor 4 and damper plate 5 connection department, can carry out the heat dissipation through the heat dissipation slide block 11, make the manual heat dissipation slide 21 that the heat dissipation fan that the heat dissipation removes the heat dissipation is removed from on the manual heat dissipation slide block 21, make the manual heat dissipation slide 21 that the heat dissipation fan that the heat dissipation removes the heat dissipation is removed from the heat dissipation slide 21, make it can be restricted from the heat dissipation slide 20, make it remove the manual heat dissipation slide 21, it can be convenient for the heat dissipation slide block 11, it.

Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to imply that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the invention, also combinations between technical features in the above embodiments or in different embodiments can be made, steps can be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.

The present embodiments are intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a flexible direct current low voltage distribution network optimizing apparatus, including device case (1), roof (2), bottom plate (3) and change of current reactor (4), a serial communication port, roof (2) fixed mounting is in the top of device case (1), bottom plate (3) fixed mounting is in the bottom of device case (1), shock attenuation board (5) fixed mounting is in the top of bottom plate (3), change of current reactor (4) set up in the top of shock attenuation board (5), two constant head tanks (6) have been seted up at the top of shock attenuation board (5), two locating plates of bottom fixedly connected with (7) of change of current reactor (4), the both sides of change of current reactor (4) all are equipped with curb plate (8), the top fixedly connected with of curb plate (8) presses clamp plate (9), and the bottom of pressing clamp plate (9) and the top of change of current reactor (4) contact, first recess (12) have been seted up to the bottom of curb plate (8), be equipped with fixed plate (13) in first recess (12), the bottom of fixed plate (13) and the top fixed connection of shock attenuation board (5), fixed plate (13) and the top fixed plate (8) pass through the joint unit connection, one side connection of seting up of curb plate (8), be equipped with heat dissipation fan mounting hole (10) in curb plate (10), curb plate (11).

2. The device according to claim 1, wherein the clamping unit comprises a movable plate (16) disposed on one side of the side plate (8), a limiting hole (14) is formed in one side of the fixed plate (13), a limiting plate (15) is disposed in the limiting hole (14), one end of the limiting plate (15) penetrates through an inner wall of one side of the first groove (12), one end of the limiting plate (15) is fixedly connected with the movable plate (16), and one side of the movable plate (16) is connected with one side of the side plate (8) through a tension spring (17).

3. The optimization device for the flexible direct current low voltage distribution network according to claim 2, wherein a first handle (18) is fixedly connected to one side of the movable plate (16).

4. The optimization device for the flexible direct-current low-voltage distribution network according to claim 1, wherein an upper sliding groove (19) is formed in the top inner wall of the mounting hole (10), a lower sliding groove (20) is formed in the bottom inner wall of the mounting hole (10), an upper sliding block (21) is fixedly connected to the top of the heat dissipation fan (11), a lower sliding block (22) is fixedly connected to the bottom of the heat dissipation fan (11), and the side plate (8) and the upper sliding block (21) are connected through a fixing unit.

5. The device for optimizing the flexible direct-current low-voltage distribution network according to claim 4, wherein the fixing unit comprises a prism (23), a second groove (25) is formed in the inner wall of the top of the upper chute (19), the prism (23) is located in the second groove (25), a clamping groove (24) is formed in the top of the upper slider (21), the bottom end of the prism (23) is located in the clamping groove (24), the top end of the prism (23) is connected with the inner wall of the top of the second groove (25) through a compression spring (26), a through hole (27) is formed in the inner wall of one side of the second groove (25), a movable column (28) is fixedly connected to the prism (23), and the movable column (28) penetrates through the through hole (27).

6. A flexible dc low voltage distribution network optimization device according to claim 1, characterized in that a second handle (29) is fixedly connected to said side plate (8).