Cabinet for installing and replacing protection device in medium-voltage switch cabinet

Abstract

The utility model relates to the technical field of switch cabinet cases, and discloses a case for installing a replacement protection device in a medium-voltage switch cabinet, which comprises a cabinet door plate, and the right side of the cabinet door plate is provided with a case; the mounting assembly is fixedly mounted on the right side of the cabinet door plate; the mounting assembly comprises a suction part and a clamping part; the inspection assembly is fixedly mounted on the left side of the cabinet door plate; wherein the inspection assembly comprises an inspection part and a connecting part; the suction part comprises a clamping seat, a mounting groove is formed in the clamping seat, and a mounting hole is formed in the clamping seat. According to the utility model, the installation assembly is arranged, the switch is used for controlling the starting and stopping of the electromagnet, the clamping block is stretched out and drawn back, so that the clamping condition of the clamping block and the case is controlled, the bottom plate plays a role in supporting the case, the installation mode of the case and the cabinet door plate is simple and convenient, and the effect that the case and the cabinet door plate are convenient to assemble, disassemble and replace is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of switch cabinet chassis, in particular to a chassis for installing a replacement protection device for a medium-voltage switch cabinet. Background Art

[0002] The switch cabinet is an electrical equipment. The external line of the switch cabinet first enters the main control switch inside the cabinet, and then enters the sub-control switch. Each branch is set according to its needs. Such as instruments, automatic control, motor magnetic switches, various AC contactors, etc. Some also have high-voltage and low-voltage room switch cabinets, with high-voltage busbars, such as power plants, etc. Some also have low-frequency load shedding to protect the main equipment.

[0003] At present, in the actual production application process of installing a chassis for replacing a protective device in a medium-voltage switch cabinet, the installation method between the chassis and the cabinet door panel is mostly fixed by screws, which is complicated and time-consuming to operate. Summary of the invention

[0004] The utility model aims to provide a chassis for installing a replacement protection device in a medium voltage switch cabinet, so as to solve the problem raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a chassis for installing a replacement protection device in a medium voltage switch cabinet, comprising:

[0006] A cabinet door panel, wherein a cabinet is provided on the right side of the cabinet door panel;

[0007] An installation component, wherein the installation component is fixedly installed on the right side of the cabinet door panel;

[0008] Wherein, the installation assembly includes a suction portion and a clamping portion;

[0009] An inspection component, wherein the inspection component is fixedly mounted on the left side of the cabinet door panel;

[0010] Wherein, the inspection component includes an inspection part and a connection part.

[0011] Preferably, the suction part includes a holder, a mounting groove is provided inside the holder, a mounting hole is provided inside the holder, an electromagnet is fixedly installed inside the mounting hole, and a switch is fixedly installed on the left side of the cabinet door panel.

[0012] Preferably, the card holder is fixedly mounted on the cabinet door panel, the mounting groove is communicated with the mounting hole, the mounting hole is adapted to the electromagnet, and the electromagnet is electrically connected to the switch.

[0013] Preferably, the clamping portion includes a spring, a clamping block is fixedly provided on the right side of the cabinet door panel, a clamping slot is opened inside the chassis, and a bottom plate is fixedly installed on the right side of the cabinet door panel.

[0014] Preferably, the spring is arranged inside the socket, one end of the spring is fixedly connected to the inner wall of the socket, the other end of the spring is fixedly connected to the card block, an iron block is fixedly installed inside the card block, the card block is adapted to the card slot, one end of the card block passes through the chassis and extends to the inside of the chassis, and the card block is adapted to the installation slot.

[0015] Preferably, the inspection part includes a frame, a door is movably installed inside the frame through hinges, a viewing window is opened inside the door, glass is fixedly installed inside the door, a handle is fixedly installed on the front of the door, the frame is fixedly installed on the cabinet door panel, and the viewing window is adapted to the glass.

[0016] Preferably, the connecting portion includes a positioning groove, a conductive cotton strip is fixedly installed on the left side of the chassis, a fixing groove is opened inside the cabinet door panel, a through hole is opened inside the chassis, a through hole is opened inside the cabinet door panel, and a conductive cotton strip is fixedly installed inside the cabinet door panel.

[0017] Preferably, the positioning groove is provided inside the cabinet door panel, one end of the chassis passes through the cabinet door panel and extends to the inside of the cabinet door panel, the through hole 1 is connected with the through hole 2, and the conductive cotton strip 2 is adapted to the fixing groove.

[0018] The utility model provides a chassis for installing a replacement protection device in a medium voltage switch cabinet. It has the following beneficial effects:

[0019] (1) The utility model sets a mounting assembly and uses a switch to control the start and stop of the electromagnet to achieve the extension and retraction of the card block, thereby controlling the card connection between the card block and the chassis. The bottom plate plays a role in supporting the chassis. The installation method of the chassis and the cabinet door panel is simple, achieving the effect of convenient installation, disassembly and replacement of the chassis and the cabinet door panel.

[0020] (2) The utility model provides an inspection component and utilizes a viewing window, through which the operation of the inside of the chassis can be clearly seen, and the inside of the chassis can be observed in real time. If a fault occurs, the chassis can be replaced at any time, thus achieving the effect of replacing the chassis at any time. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the structure of the utility model;

[0022] Figure 2 This is a front view of the utility model;

[0023] Figure 3 It is a top view of the utility model;

[0024] Figure 4 For this utility model Figure 3 A partial enlarged view of the middle part.

[0025] In the figure: 1 cabinet door panel, 2 chassis, 3 mounting assembly, 31 suction part, 311 card seat, 312 mounting slot, 313 mounting hole, 314 electromagnet, 315 switch, 32 clamping part, 321 spring, 322 card block, 323 card slot, 324 bottom plate, 4 inspection assembly, 41 inspection part, 411 frame, 412 door, 413 viewing window, 414 glass, 415 handle, 42 connecting part, 421 positioning slot, 422 conductive cotton strip one, 423 fixing slot, 424 through hole one, 425 through hole two, 426 conductive cotton strip two. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention. Example 1

[0028] A preferred embodiment of a chassis for installing a replacement protection device for a medium voltage switch cabinet provided by the utility model is as follows: Figure 1-4 Shown: A chassis for installing a replacement protection device in a medium voltage switch cabinet, comprising:

[0029] A cabinet door panel 1, and a cabinet 2 is arranged on the right side of the cabinet door panel 1;

[0030] An installation component 3 is fixedly installed on the right side of the cabinet door panel 1;

[0031] Wherein, the mounting assembly 3 includes a suction portion 31 and a clamping portion 32;

[0032] The suction part 31 includes a holder 311, a mounting groove 312 is provided inside the holder 311, a mounting hole 313 is provided inside the holder 311, an electromagnet 314 is fixedly installed inside the mounting hole 313, a switch 315 is fixedly installed on the left side of the cabinet door plate 1, the holder 311 is fixedly installed with the cabinet door plate 1, the mounting groove 312 is connected with the mounting hole 313, the mounting hole 313 is adapted with the electromagnet 314, and the electromagnet 314 is electrically connected with the switch 315; the switch 315 controls the start and stop of the electromagnet 314;

[0033] The clamping part 32 includes a spring 321, a clamping block 322 is fixedly arranged on the right side of the cabinet door panel 1, a clamping slot 323 is opened inside the chassis 2, a bottom plate 324 is fixedly installed on the right side of the cabinet door panel 1, the spring 321 is arranged inside the clamping seat 311, one end of the spring 321 is fixedly connected to the inner wall of the clamping seat 311, the other end of the spring 321 is fixedly connected to the clamping block 322, an iron block is fixedly installed inside the clamping block 322, the clamping block 322 is adapted to the clamping slot 323, and one end of the clamping block 322 passes through the chassis 2 and extends to the inside of the chassis 2, and the block 322 is adapted to the installation groove 312; when the electromagnet 314 is energized, the block 322 moves toward the electromagnet 314 under the action of the magnetic force, the spring 321 contracts, the block 322 is no longer engaged with the chassis 2, and the chassis 2 can be taken out from the cabinet door plate 1; when the electromagnet 314 is powered off, the block 322 extends out under the action of the spring 321 and engages with the slot opened inside the cabinet door plate 1, the chassis 2 is fixed, and the bottom plate 324 plays a supporting role for the chassis 2. Example 2

[0034] On the basis of Example 1, a preferred embodiment of a chassis for installing a replacement protection device in a medium voltage switch cabinet provided by the utility model is as follows: Figure 1-4 As shown: inspection component 4, the inspection component 4 is fixedly installed on the left side of the cabinet door panel 1;

[0035] The inspection component 4 includes an inspection portion 41 and a connection portion 42;

[0036] The inspection part 41 includes a frame 411, a door 412 is movably installed inside the frame 411 through hinges, a viewing window 413 is opened inside the door 412, a glass 414 is fixedly installed inside the door 412, a handle 415 is fixedly installed on the front of the door 412, the frame 411 is fixedly installed on the cabinet door panel 1, and the viewing window 413 is adapted to the glass 414; the door 412 can be opened by holding the handle 415, so the switch 315 inside the frame 411 can be turned on, and the chassis 2 fixedly installed inside the cabinet door panel 1 can be observed in real time through the glass 414;

[0037] The connecting part 42 includes a positioning groove 421, a conductive cotton strip 422 is fixedly installed on the left side of the chassis 2, a fixing groove 423 is opened inside the cabinet door panel 1, a through hole 424 is opened inside the cabinet door panel 1, a through hole 425 is opened inside the cabinet door panel 1, and a conductive cotton strip 426 is fixedly installed inside the cabinet door panel 1. The positioning groove 421 is opened inside the cabinet door panel 1, one end of the chassis 2 passes through the cabinet door panel 1 and extends to the inside of the cabinet door panel 1, the through hole 424 is connected with the through hole 425, and the conductive cotton strip 426 is adapted to the fixing groove 423; the function of the conductive cotton strip 422 and the conductive cotton strip 426 is that when the chassis 2 and the cabinet door panel 1 are fixedly installed, the two can be electrically conductive and in contact, the positioning groove 421 facilitates the installation and positioning between the chassis 2 and the cabinet door panel 1, and the through hole 424 and the through hole 425 are used to install a protective device.

[0038] When in use, the switch 315 controls the on and off of the electromagnet 314. When the electromagnet 314 is energized, the block 322 moves toward the electromagnet 314 under the action of the magnetic force, the spring 321 contracts, the block 322 is no longer engaged with the chassis 2, and the chassis 2 can be taken out from the cabinet door panel 1. When the electromagnet 314 is powered off, the block 322 extends out under the action of the spring 321 and engages with the card slot provided inside the cabinet door panel 1. The chassis 2 is fixed, and the bottom plate 324 plays a supporting role for the chassis 2. By holding the handle 415, the door 412 can be opened, so the switch 315 inside the frame 411 can be turned on, and the chassis 2 fixedly installed inside the cabinet door panel 1 can be observed in real time through the glass 414. The function of the conductive cotton strip 1 422 and the conductive cotton strip 2 426 is to enable conductive electrical contact between the chassis 2 and the cabinet door panel 1 when the two are fixedly installed. The positioning groove 421 facilitates the installation and positioning between the chassis 2 and the cabinet door panel 1, and the through hole 1 424 and the through hole 2 425 are used to install protective devices.

[0039] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A chassis for installing a replacement protection device in a medium voltage switch cabinet, characterized in that: include: A cabinet door panel (1), wherein a cabinet box (2) is arranged on the right side of the cabinet door panel (1); An installation component (3), wherein the installation component (3) is fixedly installed on the right side of the cabinet door panel (1); Wherein, the installation component (3) comprises a suction portion (31) and a clamping portion (32); An inspection component (4), wherein the inspection component (4) is fixedly mounted on the left side of the cabinet door panel (1); Wherein, the inspection component (4) comprises an inspection portion (41) and a connection portion (42); The suction part (31) comprises a holder (311), a mounting groove (312) is provided inside the holder (311), a mounting hole (313) is provided inside the holder (311), an electromagnet (314) is fixedly installed inside the mounting hole (313), and a switch (315) is fixedly installed on the left side of the cabinet door panel (1); The card holder (311) is fixedly mounted on the cabinet door panel (1), the mounting groove (312) is connected to the mounting hole (313), the mounting hole (313) is adapted to the electromagnet (314), and the electromagnet (314) is electrically connected to the switch (315); The clamping portion (32) includes a spring (321), a clamping block (322) is fixedly arranged on the right side of the cabinet door panel (1), a clamping slot (323) is provided inside the chassis (2), and a bottom plate (324) is fixedly installed on the right side of the cabinet door panel (1); The spring (321) is arranged inside the card seat (311), one end of the spring (321) is fixedly connected to the inner wall of the card seat (311), the other end of the spring (321) is fixedly connected to the card block (322), an iron block is fixedly installed inside the card block (322), the card block (322) is matched with the card slot (323), one end of the card block (322) passes through the chassis (2) and extends to the inside of the chassis (2), and the card block (322) is matched with the installation slot (312).

2. A chassis for installing and replacing a protection device for a medium voltage switch cabinet according to claim 1, characterized in that: The inspection part (41) comprises a frame (411), a door (412) is movably mounted inside the frame (411) via hinges, a viewing window (413) is provided inside the door (412), a glass (414) is fixedly mounted inside the door (412), a handle (415) is fixedly mounted on the front of the door (412), the frame (411) is fixedly mounted on the cabinet door panel (1), and the viewing window (413) is matched with the glass (414).

3. A chassis for installing and replacing a protection device for a medium voltage switch cabinet according to claim 1, characterized in that: The connecting portion (42) includes a positioning groove (421), a conductive cotton strip (422) is fixedly installed on the left side of the chassis (2), a fixing groove (423) is provided inside the cabinet door panel (1), a through hole (424) is provided inside the chassis (2), a through hole (425) is provided inside the cabinet door panel (1), and a conductive cotton strip (426) is fixedly installed inside the cabinet door panel (1).

4. A chassis for installing and replacing a protection device for a medium voltage switch cabinet according to claim 3, characterized in that: The positioning groove (421) is provided inside the cabinet door panel (1), one end of the chassis (2) passes through the cabinet door panel (1) and extends to the inside of the cabinet door panel (1), the through hole 1 (424) is connected to the through hole 2 (425), and the conductive cotton strip 2 (426) is adapted to the fixing groove (423).

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