CN220400474U - Grounding switch and switch cabinet with same - Google Patents

Abstract

The utility model provides a grounding switch and a switch cabinet with the same. Wherein the grounding switch comprises a grounding switch main body; the display device is electrically connected with the processor of the switch cabinet; the first detection assembly is arranged in the cabinet body and is electrically connected with the processor; the second detection component is arranged in the cabinet body and is electrically connected with the processor; when the grounding switch main body is in a closing state, the first detection component sends a first signal to the processor, the proximity switch sends a third signal to the processor, and the processor controls the display device to display first information that the grounding switch main body is in the closing state; when the grounding switch main body is in a switching-off state, the first detection component sends a second signal to the processor, the proximity switch sends a fourth signal to the processor, and the processor controls the display device to display second information that the grounding switch main body is in the switching-off state. The utility model effectively solves the problem of lower operation safety of the switch cabinet in the prior art.

Description

Grounding switch and switch cabinet with same

Technical Field

The utility model relates to the technical field of switch cabinets, in particular to a grounding switch and a switch cabinet with the grounding switch.

Background

At present, a grounding switch is one of main elements of a medium-voltage complete switch cabinet, and the opening and closing states of the grounding switch have very important effects on personal safety when a worker operates the switch cabinet (operations such as opening, closing and overhauling the switch cabinet).

In the prior art, in order to ensure that the staff can clearly know the on-off state of the grounding switch, a micro switch is usually arranged inside the switch cabinet, a baffle is usually arranged on an operation shaft of the grounding switch, when the staff rotates the operation shaft to operate the grounding switch to on-off, the operation shaft can drive the baffle to contact or separate from the micro switch, the micro switch can provide an electric signal for a display screen of the switch cabinet at the moment, and the display screen can display the current on-off state of the grounding switch so as to remind the staff.

However, the detection reliability of the scheme is poor, if the distance between the baffle and the micro switch is increased due to assembly errors, deformation caused by long-term use of parts and the like, the baffle cannot squeeze the micro switch, and then the display screen cannot accurately display the opening and closing state of the grounding switch, so that the operation safety of staff is seriously affected.

Disclosure of Invention

The utility model mainly aims to provide a grounding switch and a switch cabinet with the grounding switch, so as to solve the problem of lower operation safety of the switch cabinet in the prior art.

In order to achieve the above object, according to one aspect of the present utility model, there is provided a grounding switch comprising: the grounding switch main body is arranged in a cabinet body of the switch cabinet and is provided with a closing state and a separating state; the display device is electrically connected with the processor of the switch cabinet; the first detection assembly is arranged in the cabinet body and is electrically connected with the processor, and is used for detecting the opening and closing states of the grounding switch main body; the second detection assembly comprises a proximity switch and a shielding structure, the proximity switch is arranged in the cabinet body and is electrically connected with the processor, and the shielding structure is arranged on a rotating shaft of the grounding switch main body and rotates synchronously with the rotating shaft; the shielding structure is provided with a shielding state for shielding at least part of light beams emitted by the proximity switch and an avoidance state for avoiding the proximity switch, when the grounding switch main body is in a closing state, the first detection assembly sends a first signal to the processor, the shielding structure is in one of the shielding state and the avoidance state, the proximity switch sends a third signal to the processor, and the processor controls the display device to display first information that the grounding switch main body is in the closing state; when the grounding switch main body is in a brake-separating state, the first detection assembly sends a second signal to the processor, the shielding structure is in the other one of the shielding state and the avoiding state, the proximity switch sends a fourth signal to the processor, and the processor controls the display device to display second information that the grounding switch main body is in the brake-separating state.

Further, the proximity switch is a photoelectric proximity switch.

Further, the rotating shaft is provided with a mounting notch, at least part of the shielding structure is arranged in the mounting notch and comprises an extension section, and the extension section extends out of the mounting notch and is used for shielding or avoiding light beams emitted by the proximity switch.

Further, the shielding structure further includes: the connecting section is arranged on the extending section and is connected with the mounting notch through the connecting section; wherein, extension section and linkage segment are platelike structure, are the setting of first contained angle between extension section and the linkage segment.

Further, the mounting notch penetrates through the outer peripheral surface of the rotating shaft and extends to the end portion of the rotating shaft.

Further, the mounting notch is provided with a first plane and a second plane which are connected with each other, the first plane is attached to the plate surface of the connecting section far away from the extending section, the second plane is attached to the plate surface of the extending section far away from the connecting section, and the first fastener is arranged on the first plane and the connecting section in a penetrating way; and/or, the second fastening piece is arranged on the second plane and the extension section in a penetrating way so as to connect the rotating shaft and the shielding structure; wherein, be the second contained angle setting between first plane and the second plane.

Further, the third signal is an optical signal, the fourth signal is an optical signal, and the third signal and the fourth signal are different in color.

Further, the earthing switch still includes bearing structure, and bearing structure sets up on the inner wall of the cabinet body, and proximity switch sets up on bearing structure.

Further, the ground switch further includes a ground switch operating shaft, and the first detecting assembly includes: the triggering structure is arranged on the grounding switch operation shaft and rotates synchronously with the grounding switch operation shaft; the auxiliary switch is arranged in the cabinet body, and is electrically connected with the processor in a manner of being opposite to the triggering structure; the triggering structure is provided with a triggering state in contact with at least part of the auxiliary switch and a separation state separated from the auxiliary switch, when the grounding switch main body is in a closing state, the triggering structure is in one of the triggering state and the separation state, the auxiliary switch sends a first signal to the processor, and when the grounding switch main body is in a separating state, the triggering structure is in the other of the triggering state and the separation state, and the auxiliary switch sends a second signal to the processor; wherein, when the processor receives the first signal and the fourth signal; or when the processor receives the second signal and the third signal, the processor controls the display device to display third information that the grounding switch main body is in a fault state.

According to another aspect of the present utility model, there is provided a switch cabinet including a switch cabinet body and a ground switch; the grounding switch is the grounding switch.

By applying the technical scheme of the utility model, the grounding switch main body of the grounding switch is arranged in the cabinet body of the switch cabinet and has a closing state and a separating brake state, the display device is electrically connected with the processor of the switch cabinet and is used for displaying the separating and closing states of the grounding switch main body, the first detection component is arranged in the cabinet body and is electrically connected with the processor and is used for detecting the separating and closing states of the grounding switch main body, the proximity switch of the second detection component is arranged in the cabinet body and is electrically connected with the processor, and the shielding structure is arranged on the rotating shaft of the grounding switch main body and synchronously rotates with the rotating shaft. The shielding structure is provided with a shielding state for shielding at least part of light beams sent by the proximity switch and an avoidance state for avoiding the proximity switch, when the grounding switch main body is in a closing state, the first detection assembly sends a first signal to the processor, the shielding structure is in one of the shielding state and the avoidance state, the proximity switch sends a third signal to the processor, the processor controls the display device to display first information of the grounding switch main body in the closing state, when the grounding switch main body is in a separating state, the first detection assembly sends a second signal to the processor, the shielding structure is in the other of the shielding state and the avoidance state, the proximity switch sends a fourth signal to the processor, and the processor controls the display device to display second information of the grounding switch main body in the separating state. Therefore, only when the first detection component and the second detection component detect that the grounding switch main body is in a closing state or a separating brake state, the display device can display the current separating brake state and the current closing brake state of the grounding switch main body so as to remind a worker, if the first detection component or the second detection component breaks down, the detection results of the first detection component and the second detection component are inconsistent, the display device can not display the current separating brake state and the current closing brake state of the grounding switch main body at the moment so as to warn the worker that the current separating brake state and the current closing brake state of the grounding switch main body are unknown and the operation of the switch cabinet can not be performed, and further the problem that the operation safety of the switch cabinet in the prior art is low is solved, and the personal safety of the worker when the switch cabinet is operated is ensured.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

fig. 1 shows a partial schematic view of an embodiment of a grounding switch according to the utility model assembled into a switchgear cabinet;

FIG. 2 shows an enlarged schematic view of the grounding switch of FIG. 1 at A;

FIG. 3 shows a side view of the grounding switch body of FIG. 1 in a closed state;

FIG. 4 shows a side view of the grounding switch body of FIG. 1 in a tripped state;

fig. 5 shows a side view of the overall structure of the grounding switch in fig. 1.

Wherein the above figures include the following reference numerals:

1. a cabinet body; 10. a grounding switch body; 11. a rotating shaft; 111. a mounting notch; 20. a first detection assembly; 21. a trigger structure; 22. an auxiliary switch; 30. a second detection assembly; 31. a proximity switch; 32. a shielding structure; 321. an extension section; 322. a connection section; 40. a first fastener; 50. a support structure; 60. the ground switch operates the shaft.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

It is noted that all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs unless otherwise indicated.

In the present utility model, unless otherwise indicated, terms of orientation such as "upper" and "lower" are used generally with respect to the orientation shown in the drawings or to the vertical, vertical or gravitational orientation; also, for ease of understanding and description, "left, right" is generally directed to the left, right as shown in the drawings; "inner and outer" refer to inner and outer relative to the outline of the components themselves, but the above-described orientation terms are not intended to limit the present utility model.

In order to solve the lower problem of the operation security of cubical switchboard among the prior art, this application provides a grounding switch and has its cubical switchboard.

As shown in fig. 1 to 5, the grounding switch includes a grounding switch main body 10, a display device, a first detecting component 20 and a second detecting component 30, and the grounding switch main body 10 is disposed in a cabinet body 1 of the switch cabinet and has a closing state and a separating state. The display device is electrically connected with the processor of the switch cabinet. The first detecting assembly 20 is disposed in the cabinet 1 and electrically connected to the processor, for detecting the on/off state of the grounding switch body 10. The second detecting assembly 30 includes a proximity switch 31 and a shielding structure 32, the proximity switch 31 is disposed in the cabinet 1 and electrically connected to the processor, and the shielding structure 32 is disposed on the rotating shaft 11 of the grounding switch body 10 and rotates synchronously with the rotating shaft 11. The shielding structure 32 has a shielding state for shielding at least part of the light beam emitted by the proximity switch 31 and an avoidance state for avoiding the proximity switch 31, when the grounding switch main body 10 is in a closing state, the first detection assembly 20 sends a first signal to the processor, the shielding structure 32 is in one of the shielding state and the avoidance state, the proximity switch 31 sends a third signal to the processor, and the processor controls the display device to display first information that the grounding switch main body 10 is in the closing state. When the grounding switch main body 10 is in the opening state, the first detection assembly 20 sends a second signal to the processor, the shielding structure 32 is in the other of the shielding state and the avoiding state, the proximity switch 31 sends a fourth signal to the processor, and the processor controls the display device to display second information that the grounding switch main body 10 is in the opening state.

By applying the technical scheme of the embodiment, the grounding switch main body 10 of the grounding switch is arranged in the cabinet body 1 of the switch cabinet and is provided with a closing state and a separating brake state, the display device is electrically connected with a processor of the switch cabinet and is used for displaying the separating brake state and the closing brake state of the grounding switch main body, the first detection component 20 is arranged in the cabinet body and is electrically connected with the processor and is used for detecting the separating brake state and the closing brake state of the grounding switch main body, the proximity switch 31 of the second detection component 30 is arranged in the cabinet body 1 and is electrically connected with the processor, and the shielding structure 32 is arranged on the rotating shaft 11 of the grounding switch main body 10 and synchronously rotates with the rotating shaft 11. The shielding structure 32 has a shielding state for shielding at least part of light beams emitted by the proximity switch 31 and an avoidance state for avoiding the proximity switch 31, when the grounding switch main body 10 is in a closed state, the first detection component 20 sends a first signal to the processor, the shielding structure 32 is in one of the shielding state and the avoidance state, the proximity switch 31 sends a third signal to the processor, the processor controls the display device to display first information that the grounding switch main body 10 is in the closed state, when the grounding switch main body 10 is in an open state, the first detection component 20 sends a second signal to the processor, the shielding structure 32 is in the other of the shielding state and the avoidance state, the proximity switch 31 sends a fourth signal to the processor, and the processor controls the display device to display second information that the grounding switch main body 10 is in the open state. Therefore, only when the first detection component 20 and the second detection component 30 detect that the grounding switch main body 10 is in a closing state or a separating brake state, the display device can display the current separating brake state and the current closing brake state of the grounding switch main body 10 so as to remind workers, if the first detection component 20 or the second detection component 30 breaks down, the detection results of the first detection component and the second detection component are inconsistent, the display device can not display the current separating brake state and the current closing brake state of the grounding switch main body 10 at the moment so as to warn the workers that the current separating brake state and the current closing brake state of the grounding switch main body 10 are unknown and the operation of the switch cabinet can not be performed, and further the problem that the operation safety of the switch cabinet in the prior art is low is solved, and the personal safety of the workers when the switch cabinet is operated is ensured.

In this embodiment, when the grounding switch main body 10 is in the on state, the shielding structure 32 is in a shielding state for shielding at least part of the light beam emitted by the proximity switch 31, and the proximity switch 31 sends a third signal to the processor. When the grounding switch main body 10 is in the opening state, the shielding structure 32 is in the avoiding state of the avoiding proximity switch 31, and the proximity switch 31 sends a fourth signal to the processor.

In other embodiments not shown in the figures, when the grounding switch body is in the closed state, the shielding structure is in the dodged state of the dodging proximity switch, and the proximity switch sends a third signal to the processor. When the grounding switch main body is in a closing state, the shielding structure is in a shielding state for shielding at least part of light beams emitted by the proximity switch, and the proximity switch sends a fourth signal to the processor.

Alternatively, the proximity switch 31 is a photoelectric proximity switch. Thus, the structure of the proximity switch 31 is simpler, and the proximity switch is easy to process and realize, so that the processing cost of the proximity switch 31 is reduced.

In the present embodiment, the proximity switch 31 is a laser proximity switch among photoelectric proximity switches.

As shown in fig. 1 to 4, the rotating shaft 11 has a mounting notch 111, at least a part of shielding structure 32 is disposed in the mounting notch 111 and includes an extension section 321, and the extension section 321 extends out of the mounting notch 111 for shielding or avoiding the light beam emitted by the proximity switch 31. In this way, the mounting notch 111 enables the shielding structure 32 to be mounted to the cylindrical shaft 11 so that the shielding structure 32 can rotate in synchronization with the shaft 11. Meanwhile, the extension section 321 extending out of the mounting notch 111 can block or avoid the light beam emitted by the proximity switch 31 in the rotating process of the rotating shaft 11, so that the proximity switch 31 sends a third signal or a fourth signal to the processor.

Optionally, the shielding structure 32 further comprises a connection section 322, and the extension section 321 is disposed on the connection section 322 and is connected to the mounting notch 111 through the connection section 322. Wherein, extension 321 and linkage segment 322 are platelike structure, are the first contained angle setting between extension 321 and the linkage segment 322. In this way, the extension 321 can be connected to the mounting notch 111 through the connection section 322, so as to ensure that the extension 321 can rotate synchronously with the rotating shaft 11. Meanwhile, the arrangement makes the structures of the extension section 321 and the connection section 322 simpler, and is easy to process and realize, so that the processing difficulty of workers and the processing cost of the shielding structure 32 are reduced; on the other hand, the included angle between the extension section 321 and the connecting section 322 is more flexible and various, so as to adapt to different working conditions and use requirements, and further improve the processing flexibility of staff.

In this embodiment, the extension 321 and the connection 322 are disposed at 90 ° therebetween, so as to ensure that the extension 321 can block or avoid the light beam emitted from the proximity switch 31.

When the first angle between the extension portion 321 and the connection portion 322 is not limited to this. Can be adjusted according to working conditions and use requirements. Optionally, the first angle between extension 321 and connection 322 is 60 °, or 70 °, or 80 °, or 100 °, or 110 °, or 120 °.

As shown in fig. 2 to 4, the mounting notch 111 penetrates the outer circumferential surface of the rotating shaft 11 and extends to the end of the rotating shaft 11. Like this, because the installation breach 111 extends to the tip of pivot 11 for the tip of pivot 11 has the opening, and then makes the shielding structure 32 of installing in the installation breach 111 stretch out to the installation breach 111 through the opening, has not only reduced the installation breach 111 in the ascending machining precision of pivot 11 axial, and then has reduced staff's the processing degree of difficulty, has also reduced staff's assembly degree of difficulty.

Optionally, the mounting notch 111 has a first plane and a second plane that are connected to each other, where the first plane is fitted to the surface of the connecting section 322 away from the extending section 321, and the second plane is fitted to the surface of the extending section 321 away from the connecting section 322, and the first fastener 40 is inserted through the first plane and the connecting section 322; and/or by threading a second fastener on the second plane and the extension 321 to connect the shaft 11 and the shielding structure 32. Wherein, be the second contained angle setting between first plane and the second plane. In this way, the above arrangement improves the assembly reliability of the shielding structure 32 on the one hand, so as to avoid the failure of the detection function of the second detection assembly 30 caused by loosening or even falling off of the shielding structure 32; on the other hand, the setting positions and the setting quantity of the fasteners are more flexible and various so as to adapt to different working conditions and use requirements, and the processing flexibility of staff is improved.

In this embodiment, the shaft 11 and the shielding structure 32 are connected by threading the first fastener 40 on the first plane and the connecting section 322.

In the present embodiment, there are two first fasteners 40, and the two first fasteners 40 are spaced apart along the extending direction of the connection section 322.

It should be noted that the number of the first fasteners 40 is not limited to this, and may be adjusted according to the working conditions and the use requirements, and alternatively, the first fasteners 40 may be one, three, four, five, six, seven, or more.

In other embodiments not shown in the drawings, the shaft and the shielding structure are connected by threading a second fastener onto the second plane and the extension.

In other embodiments not shown in the figures, the shaft and the shielding structure are connected by threading a first fastener on the first plane and the connecting section and threading a second fastener on the second plane and the extending section.

In this embodiment, the first plane and the second plane are disposed at 90 ° therebetween, so as to ensure that the first plane and the connecting section 322 are far away from the board surface of the extending section 321, and the second plane and the extending section 321 are far away from the board surface of the connecting section 322, so as to improve the assembling stability of the shielding structure 32.

When the first angle is defined, the first angle is defined as a first angle. Can be adjusted according to working conditions and use requirements. Optionally, the second angle between the first plane and the second plane is 60 °, or 70 °, or 80 °, or 100 °, or 110 °, or 120 °.

In this embodiment, the third signal is an optical signal, the fourth signal is an optical signal, and the colors of the third signal and the fourth signal are different. In this way, the processor can determine the detection result of the proximity switch 31 by detecting the color of the optical signal emitted from the proximity switch 31, and further determine the closing and opening states of the grounding switch body 10.

In the present embodiment, the third signal is a blue light signal, the fourth signal is a red light signal, and when the processor detects that the light signal is blue light, it is determined that the proximity switch 31 detects that the grounding switch main body 10 is in a closed state, and when the processor detects that the light signal is red light, it is determined that the proximity switch 31 detects that the grounding switch main body 10 is in an open state.

As shown in fig. 1 to 4, the grounding switch further includes a support structure 50, the support structure 50 is disposed on the inner wall of the cabinet 1, and the proximity switch 31 is disposed on the support structure 50. Thus, the proximity switch 31 can be arranged on the inner wall of the cabinet body 1 through the supporting structure 50, so that the arrangement position of the proximity switch 31 can be matched with the shielding structure 32 arranged on the rotating shaft 11, and the shielding reliability of the shielding structure 32 on the light beam emitted by the proximity switch 31 is further ensured.

As shown in fig. 5, the ground switch further includes a ground switch operating shaft 60, and the first detecting assembly 20 includes a trigger structure 21 and an auxiliary switch 22, the trigger structure 21 being disposed on the ground switch operating shaft 60 and rotating in synchronization with the ground switch operating shaft 60. An auxiliary switch 22 is arranged in the cabinet body 1, and the auxiliary switch 22 is opposite to the triggering structure 21 and is electrically connected with the processor. The trigger structure 21 has a trigger state in contact with at least part of the auxiliary switch 22 and a separation state separated from the auxiliary switch 22, the trigger structure 21 being in one of the trigger state and the separation state when the grounding switch body 10 is in the on state, the auxiliary switch 22 sending a first signal to the processor, the trigger structure 21 being in the other of the trigger state and the separation state when the grounding switch body 10 is in the off state, the auxiliary switch 22 sending a second signal to the processor. Wherein, when the processor receives the first signal and the fourth signal; alternatively, when the processor receives the second signal and the third signal, the processor controls the display device to display the third information that the ground switch body 10 is in the fault state. In this way, when the detection results of the first detection assembly 20 and the second detection assembly 30 are inconsistent, the display device displays the third information that the grounding switch main body 10 is in the fault state, so as to remind the staff to timely inspect and repair the first detection assembly 20 and the second detection assembly 30. Meanwhile, the structure of the first detection assembly 20 is simpler, the processing and the realization are easy, and the processing cost of the first detection assembly 20 is reduced.

In the present embodiment, when the grounding switch main body 10 is in the on state, the trigger structure 21 is in a trigger state in contact with at least part of the auxiliary switch 22, and the auxiliary switch 22 sends a first signal to the processor. When the proximity switch body is in the off state, the trigger structure 21 is in a separated state separated from the auxiliary switch 22, and the auxiliary switch 22 sends a second signal to the processor.

In other embodiments not shown in the figures, the trigger structure is in a separate state from the auxiliary switch when the grounding switch body is in a closed state, the auxiliary switch sending a first signal to the processor. When the proximity switch main body is in a closing state, the triggering structure is in a triggering state contacted with at least part of the auxiliary switch, and the auxiliary switch sends a second signal to the processor.

Specifically, the auxiliary switch 22 has a contact point, the trigger structure 21 is in contact with the contact point of the auxiliary switch 22 when the trigger structure 21 is in the trigger state, and the trigger structure 21 is separated from the contact point of the auxiliary switch 22 when the trigger structure 21 is in the separation state.

In this embodiment, the triggering principle between the auxiliary switch 22 of the first detection assembly 20 and the proximity switch 31 of the second detection assembly 30 is different, so that the grounding switch can meet the relevant regulations of the national grid safety operation regulations.

The present application also provides a switchgear (not shown) comprising a switchgear body and a grounding switch. The grounding switch is the grounding switch.

From the above description, it can be seen that the above embodiments of the present utility model achieve the following technical effects:

the earthing switch main part of earthing switch sets up in the cabinet body of cubical switchboard and has the state of closing a floodgate and break-gate state, display device is connected with the treater electricity of cubical switchboard to be used for showing the branch of earthing switch main part, the state of closing a floodgate, first detection component sets up in the cabinet body and is connected with the treater electricity, in order to be used for detecting the branch of earthing switch main part, the state of closing a floodgate, the proximity switch setting of second detection component is in the cabinet body and is connected with the treater electricity, shielding structure sets up in the pivot of earthing switch main part and rotates with the pivot is synchronous. When the grounding switch main body is in a closing state, the first detection component sends a first signal to the processor, the shielding structure shields at least part of light beams sent by the proximity switch, the proximity switch sends a third signal to the processor, the processor controls the display device to display first information that the grounding switch main body is in the closing state, when the grounding switch main body is in a separating state, the first detection component sends a second signal to the processor, the shielding structure shields the light beams sent by the proximity switch, the proximity switch sends a fourth signal to the processor, and the processor controls the display device to display second information that the grounding switch main body is in the separating state. Therefore, only when the first detection component and the second detection component detect that the grounding switch main body is in a closing state or a separating brake state, the display device can display the current separating brake state and the current closing brake state of the grounding switch main body so as to remind a worker, if the first detection component or the second detection component breaks down, the detection results of the first detection component and the second detection component are inconsistent, the display device can not display the current separating brake state and the current closing brake state of the grounding switch main body at the moment so as to warn the worker that the current separating brake state and the current closing brake state of the grounding switch main body are unknown and the operation of the switch cabinet can not be performed, and further the problem that the operation safety of the switch cabinet in the prior art is low is solved, and the personal safety of the worker when the switch cabinet is operated is ensured.

It will be apparent that the embodiments described above are merely some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be implemented in sequences other than those illustrated or described herein.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. A grounding switch, comprising:

the grounding switch main body (10) is arranged in the cabinet body (1) of the switch cabinet and is provided with a closing state and a separating state;

the display device is electrically connected with the processor of the switch cabinet;

the first detection assembly (20) is arranged in the cabinet body (1) and is electrically connected with the processor, and is used for detecting the opening and closing states of the grounding switch main body (10);

the second detection assembly (30) comprises a proximity switch (31) and a shielding structure (32), the proximity switch (31) is arranged in the cabinet body (1) and is electrically connected with the processor, and the shielding structure (32) is arranged on a rotating shaft (11) of the grounding switch main body (10) and rotates synchronously with the rotating shaft (11);

the shielding structure (32) is provided with a shielding state for shielding at least part of light beams emitted by the proximity switch (31) and an avoidance state for avoiding the proximity switch (31), when the grounding switch main body (10) is in the closing state, the first detection component (20) sends a first signal to the processor, the shielding structure (32) is in one of the shielding state and the avoidance state, the proximity switch (31) sends a third signal to the processor, and the processor controls the display device to display first information that the grounding switch main body (10) is in the closing state; when the grounding switch main body (10) is in the opening state, the first detection component (20) sends a second signal to the processor, the shielding structure (32) is in the other one of the shielding state and the avoiding state, the proximity switch (31) sends a fourth signal to the processor, and the processor controls the display device to display second information that the grounding switch main body (10) is in the opening state.

2. The earthing switch according to claim 1, characterized in that the proximity switch (31) is a photoelectric proximity switch.

3. The grounding switch according to claim 1, characterized in that the rotating shaft (11) is provided with a mounting notch (111), at least part of the shielding structure (32) is arranged in the mounting notch (111) and comprises an extension section (321), and the extension section (321) extends out of the mounting notch (111) and is used for shielding or avoiding the light beam emitted by the proximity switch (31).

4. A grounding switch according to claim 3, characterized in that said shielding structure (32) further comprises:

-a connecting section (322), the extension section (321) being arranged on the connecting section (322) and being connected to the mounting recess (111) by the connecting section (322);

the extension section (321) and the connecting section (322) are of plate-shaped structures, and a first included angle is formed between the extension section (321) and the connecting section (322).

5. A grounding switch according to claim 3, characterized in that the mounting notch (111) extends through the outer circumferential surface of the shaft (11) and to the end of the shaft (11).

6. A grounding switch as in claim 4, wherein,

the mounting notch (111) is provided with a first plane and a second plane which are connected with each other, the first plane is attached to the plate surface of the connecting section (322) which is far away from the extending section (321), the second plane is attached to the plate surface of the extending section (321) which is far away from the connecting section (322), and a first fastener (40) is arranged on the first plane and the connecting section (322) in a penetrating way; and/or connecting the rotating shaft (11) and the shielding structure (32) by penetrating a second fastening piece on the second plane and the extension section (321);

the first plane and the second plane are arranged at a second included angle.

7. The grounding switch of claim 1, wherein said third signal is an optical signal and said fourth signal is an optical signal, said third signal being a different color than said fourth signal.

8. The earthing switch according to claim 1, characterized in that it further comprises a support structure (50), said support structure (50) being provided on an inner wall of said cabinet (1), said proximity switch (31) being provided on said support structure (50).

9. The ground switch of claim 1, further comprising a ground switch operating shaft (60), the first detection assembly (20) comprising:

a trigger structure (21), the trigger structure (21) being disposed on the ground switch operating shaft (60) and rotating in synchronization with the ground switch operating shaft (60);

the auxiliary switch (22) is arranged in the cabinet body (1), and the auxiliary switch (22) and the triggering structure (21) are oppositely arranged and are electrically connected with the processor;

the trigger structure (21) has a trigger state in contact with at least part of the auxiliary switch (22) and a separation state separated from the auxiliary switch (22), the trigger structure (21) being in one of the trigger state and the separation state when the grounding switch body (10) is in the closed state, the auxiliary switch (22) sending the first signal to the processor, the trigger structure (21) being in the other of the trigger state and the separation state when the grounding switch body (10) is in the open state, the auxiliary switch (22) sending the second signal to the processor;

wherein upon receipt of the first signal and the fourth signal by the processor; or when the processor receives the second signal and the third signal, the processor controls the display device to display third information that the grounding switch main body (10) is in a fault state.

10. The switch cabinet is characterized by comprising a switch cabinet main body and a grounding switch; wherein the grounding switch is the grounding switch of any one of claims 1 to 9.