Reactive power compensation device convenient to maintain

Abstract

The utility model discloses a reactive power compensation device convenient to maintain, which belongs to the related technical field of reactive power compensation equipment, and comprises a cabinet body and an electrical element arranged in the cabinet body, and the cabinet body comprises a fixed plate, a mounting plate and a wiring assembly; the fixing plate has corresponding supporting force, is fixed at the upper part of the accommodating chamber in the cabinet body and separates the upper part of the accommodating chamber of the cabinet body from front to back, and the mounting working surface of the fixing plate is used for mounting a heat dissipation module; the mounting plate has corresponding supporting force, is used for mounting corresponding electrical elements, is arranged opposite to the fixing plate, and can slide along two opposite inner walls of the accommodating cavity; the wiring assembly is installed on the lower portion of the containing cavity in the cabinet body and located on the front side of the fixing plate, corresponding restraining operation is carried out on the connecting wire harness in the cabinet body, and through the structure, maintenance and overhaul can be conveniently carried out on the interior of the cabinet body, and winding of the wire harness is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field related to reactive power compensation equipment, and in particular relates to a reactive power compensation device which is easy to maintain. Background Art

[0002] Reactive power compensation plays a role in improving the power factor of the power grid in the power supply system, reducing the loss of power supply transformers and transmission lines, improving power supply efficiency, and improving the power supply environment. Therefore, reactive power compensation devices are in an indispensable and very important position in the power supply system.

[0003] The mounting plate of the electrical components inside the existing reactive power compensation device is fixedly connected to the cabinet. When maintenance is needed, it is carried out in a relatively narrow and deep place inside the cabinet, which makes the equipment maintenance inconvenient (internal maintenance is inconvenient and the brightness is poor). In addition, there are many wiring harnesses inside the cabinet, which are prone to entanglement. Utility Model Content

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a reactive power compensation device which is easy to maintain and has solved the above problem.

[0005] The technical solution adopted by the utility model is as follows: a reactive power compensation device that is easy to maintain, including a cabinet and electrical components installed inside the cabinet, the cabinet including a fixing plate, a mounting plate and a wiring assembly; the fixing plate has a corresponding supporting force, is fixed to the upper part of the accommodating chamber in the cabinet, and divides the upper part of the accommodating chamber of the cabinet front and back, and the installation working surface of the fixing plate is used to install a heat dissipation module; the mounting plate has a corresponding supporting force, is used to install corresponding electrical components, is arranged opposite to the fixing plate, and can slide along two opposite inner walls of the accommodating chamber; the wiring assembly is installed at the lower part of the accommodating chamber in the cabinet, and is located on the front side of the fixing plate, and performs corresponding restraint operations on the connecting harness inside the cabinet.

[0006] Furthermore, limiting plates are arranged on two opposite inner walls of the accommodating chamber at the sliding connection with the mounting plate, sliding notches matching the limiting plates are provided at corresponding positions on both sides of the mounting plate, and locking structures are arranged on both sides of the mounting plate and the limiting plates.

[0007] Furthermore, the wiring assembly includes a wiring board, one end of which is hinged to the inner wall of one side of the accommodating chamber of the cabinet, and the other end extends to the inner wall of the other side of the cabinet, and the wiring board is provided with a plurality of wire holes for the wiring harness to pass through; a wire threading ring is mounted on the top of the wiring board through a fixed column, and the wire threading rings are arranged at intervals along the length direction of the wiring board; a locking structure is arranged at the hinge between the wiring board and the corresponding inner wall of the cabinet, and is used for corresponding rotation locking operations.

[0008] Furthermore, a front door and a rear door are respectively arranged on the front side and the rear side of the cabinet.

[0009] Furthermore, a heat dissipation cavity is arranged at the top of the cabinet, and the heat dissipation cavity is communicated with the accommodating chamber above the sliding range of the mounting plate.

[0010] After adopting the above structure, the beneficial effects of the utility model are as follows: the utility model proposes a reactive power compensation device which is easy to maintain. Through the front door and the rear door, and the slidable mounting plate, during inspection and maintenance, the mounting plate can be pulled to the opening of the cabinet, and the corresponding electrical components on the mounting plate can be inspected on the outer side of the cabinet, with good light and convenient inspection; through the wiring components provided, the wiring harness inside the cabinet is separated and restrained to avoid entanglement. At the same time, during inspection and maintenance, the wiring plate can be rotated, and the wiring harness can be raised or lowered to make room for larger maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0012] Figure 1 This is a schematic diagram of the overall structure of a reactive power compensation device that is easy to maintain proposed by the utility model;

[0013] Figure 2 This is a schematic diagram of the mounting plate structure of a reactive power compensation device that is easy to maintain proposed by the utility model;

[0014] Figure 3 This is a schematic diagram of the wiring assembly structure of a reactive power compensation device that is easy to maintain proposed by the utility model;

[0015] Figure 4 This is a schematic diagram of the wiring board structure of a reactive power compensation device that is easy to maintain proposed by the utility model;

[0016] Figure 5 A schematic diagram of the overall structure from another angle of a reactive power compensation device that is easy to maintain provided by the utility model.

[0017] In the attached drawings: 1. cabinet, 2. fixing plate, 3. heat dissipation module, 4. mounting plate, 5. limiting plate, 6. wiring board, 7. wire hole, 8. threading ring, 9. front door, 10. rear door, 11. heat dissipation cavity, 12. sliding long rod, 13. handle, 14. screw, 15. threaded sleeve, 16. rotating shaft, 17. fixed side panel. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0019] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0020] like Figure 1-5 As shown, a reactive power compensation device that is easy to maintain includes a cabinet 1 and electrical components installed inside the cabinet 1. A front door 9 and a rear door 10 are respectively arranged on the front and rear sides of the cabinet 1. The cabinet 1 includes a fixing plate 2, a mounting plate 4 and a wiring assembly for wiring; wherein the fixing plate 2 has a corresponding supporting force, is fixed to the upper part of the storage chamber in the cabinet 1, and divides the upper part of the storage chamber of the cabinet 1 front and back, and the installation working surface of the fixing plate 2 is used to install a heat dissipation module 3, and the heat dissipation module 3 is located on the front side of the upper part of the storage chamber in the cabinet 1; the mounting plate 4 has a corresponding supporting force, is used to install corresponding electrical components, is arranged opposite to the fixing plate 2, and can slide along the two opposite inner walls of the storage chamber, and the sliding range is set to the storage chamber part on the rear side of the mounting plate 4; in this embodiment, preferably, a heat dissipation cavity 11 is arranged at the top of the cabinet 1, and the heat dissipation cavity 11 is connected with the storage chamber above the sliding range of the mounting plate 4.

[0021] In some preferred embodiments, in order to make the mounting plate 4 slide stably within the sliding range and to provide stably support for the mounting plate 4, limit plates 5 are arranged at the two opposite inner walls of the accommodating chamber at the sliding connection with the mounting plate 4, and sliding notches matching the limit plates 5 are arranged at corresponding positions on both sides of the mounting plate 4, the sliding notches are engaged with the outer walls of the limit plates 5, and locking structures are arranged on both sides of the mounting plate 4 and the limit plates 5, and when the mounting plate 4 slides to a suitable position, the position of the mounting plate 4 is locked. In this embodiment, the locking structure may include a sliding long rod 12, which is fixed to the upper part of the mounting working surface of the mounting plate 4 and has two ends respectively slidably mounted on the top of the corresponding limit plates 5, through holes for the screw 14 to pass through are arranged at both ends of the sliding long rod 12, and a sunken threaded hole is arranged at the top of the limit plate 5, and the threaded hole matches the screw 14, and the threaded holes are arranged in an array at intervals along the length direction of the limit plate 5. After the mounting plate 4 slides to a suitable position, the screw 14 is screwed into the corresponding threaded hole to achieve locking of the position of the mounting plate 4. Specifically, when opening the corresponding cabinet door for inspection and maintenance, the screw 14 can be loosened, a handle 13 can be provided on the front side of the sliding long rod 12, and the handle 13 is pulled to pull the mounting plate 4 toward the outside of the cabinet body 1 to a suitable operating position for corresponding inspection and maintenance.

[0022] In some preferred embodiments, the wiring assembly is installed at the lower part of the storage chamber in the cabinet 1 and is located on the front side of the fixed plate 2, and performs corresponding restraint operations on the connection harness inside the cabinet 1, wherein the wiring assembly includes a wiring board 6, one end of which is hinged to the inner wall of one side of the storage chamber of the cabinet 1, and the other end extends to the inner wall of the other side of the cabinet 1. When the hinged end rotates, the other end of the wiring board 6 rises or falls, and a plurality of wire holes 7 for the wiring harness to pass through are provided on the wiring board 6; a wire threading ring 8 is mounted on the top of the wiring board 6 through a fixed column, and the wire threading ring 8 is arranged at intervals along the length direction of the wiring board 6; a locking structure is provided at the hinge between the wiring board 6 and the corresponding inner wall of the cabinet 1 At, it is used for corresponding rotation locking operation. In the present embodiment, it is preferred that a group of fixed side panels 17 are arranged on the corresponding side walls of the accommodating chamber of the cabinet 1, and one end of the wiring board 6 rotates between the fixed side panels 17 through the rotating shaft 16, and the locking structure is connected to the rotating shaft 16. Specifically, one end of the rotating shaft 16 extends out of the fixed side panel 17 close to the front door 9, and the outer wall of the rotating shaft 16 is provided with a thread, and the movable structure is a threaded sleeve 15, which is threadedly connected to the part of the rotating shaft 16 extending out of the fixed plate 2, and is threadedly rotated to the outside of the fixed plate 2 to lock the rotation position of the rotating shaft 16; in addition, the rotating shaft 16 can also be connected to the fixed side panel 17 for damping rotation, so that the wiring board 6 can stay at a suitable rotation angle.

[0023] During specific use, when inspecting the electrical components on the mounting plate 4, the rear door 10 can be opened, and the handle 13 can be held to pull the mounting plate 4 outward to a suitable position, so that it is convenient to illuminate with an external light source and to use tools for inspection on the outside; when wiring, the downstream wiring harness can be first passed through the wire threading ring 8 respectively, and after passing through the wire threading ring 8, the wiring harness is separated and passed through the wire holes 7 on the lower wiring plate 6 respectively, so as to separate and restrain the downstream wiring harness for a second time, avoid entanglement of the wiring harness, and facilitate wiring management.

[0024] Although the embodiments of the utility model have been shown and described, it is understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the utility model, and the scope of the utility model is defined by the attached claims and their equivalents. In short, if those skilled in the art are inspired by them and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the scope of protection of the utility model.

Claims

1. A reactive power compensation device that is easy to maintain, comprising a cabinet and electrical components installed inside the cabinet, characterized in that: The cabinet comprises: A fixing plate, having corresponding supporting force, is fixed to the upper part of the accommodating chamber in the cabinet and separates the upper part of the accommodating chamber of the cabinet front and back, and the installation working surface of the fixing plate is used to install the heat dissipation module; The mounting plate has a corresponding supporting force and is used to mount corresponding electrical components. The mounting plate is arranged opposite to the fixing plate and can slide along two opposite inner walls of the accommodating chamber. The wiring assembly is installed at the lower part of the accommodating chamber in the cabinet and is located at the front side of the fixing plate to perform corresponding restraint operations on the connecting harness inside the cabinet.

2. The reactive power compensation device easy to maintain according to claim 1, characterized in that: Limiting plates are arranged on the two opposite inner walls of the accommodating chamber at the sliding connection with the mounting plate, sliding notches matching the limiting plates are arranged at corresponding positions on both sides of the mounting plate, and locking structures are arranged on both sides of the mounting plate and the limiting plates.

3. The reactive power compensation device easy to maintain according to claim 1, characterized in that: The wiring assembly includes a wiring board, one end of which is hinged to the inner wall of one side of the accommodating chamber of the cabinet, and the other end extends to the inner wall of the other side of the cabinet, and a plurality of wire holes for the wiring harness to pass through are provided on the wiring board; a wire threading ring is mounted on the top of the wiring board through a fixed column, and the wire threading rings are arranged at intervals along the length direction of the wiring board; a locking structure is arranged at the hinge between the wiring board and the corresponding inner wall of the cabinet, and is used for corresponding rotation locking operations.

4. The reactive power compensation device easy to maintain according to claim 1, characterized in that: The front side and the rear side of the cabinet are respectively provided with a front door and a rear door.

5. The reactive power compensation device easy to maintain according to claim 1, characterized in that: A heat dissipation cavity is arranged on the top of the cabinet, and the heat dissipation cavity is communicated with the accommodating chamber above the sliding range of the mounting plate.

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