CN220896127U - Power distribution cabinet leakage monitoring device and power distribution cabinet - Google Patents

Abstract

The utility model discloses a power distribution cabinet leakage monitoring device and a power distribution cabinet, wherein the power distribution cabinet leakage monitoring device comprises a monitor, a connecting bracket, a protecting shell and a locking assembly, the connecting bracket comprises a first support plate and a second support plate, the first support plate and the second support plate are installed on a cabinet body of the power distribution cabinet at intervals, the first support plate is provided with a sliding groove which extends along the direction vertical to the cabinet body and penetrates through the first support plate, one end of the sliding groove, which is away from the cabinet body, is open, the protecting shell is installed between the first support plate and the second support plate and is used for accommodating the monitor, the protecting shell is provided with a clamping block which protrudes towards the sliding groove and is matched in the sliding groove, the clamping block is provided with a through hole which is arranged along the width direction of the sliding groove, the locking assembly comprises a locking rod, the locking rod is arranged on the first bracket, and the locking rod can movably penetrate through or be separated from the through hole. According to the leakage monitoring device for the power distribution cabinet, the locking rod is matched with the clamping block to replace a traditional bolt connecting piece, so that the rapid disassembly and assembly of the monitor can be realized.

Description

Power distribution cabinet leakage monitoring device and power distribution cabinet

Technical Field

The utility model relates to the technical field of power distribution equipment, in particular to a power distribution cabinet leakage monitoring device and a power distribution cabinet.

Background

The power distribution cabinet is a final-stage device of a power distribution system, and is used in the occasions with scattered loads and fewer loops, the power distribution cabinet distributes the electric energy of a certain circuit of the power distribution equipment at the upper stage to nearby loads, the equipment provides protection, monitoring and control for the loads, and the electric leakage protection is an important protection operation of the safety protection of the power distribution cabinet.

The current leakage monitoring devices that switch board was used can use the bolt to carry out fixed mounting when installing generally, inconvenient when dismantling, and the bolt uses for a long time can rust, leads to dismantling more troublesome and long-term inefficiency.

Disclosure of utility model

The utility model aims to solve the technical problems of the prior art, and provides the leakage monitoring device for the power distribution cabinet, which realizes the disassembly and assembly of the monitor through the matching and separation of the lock rod and the clamping block on the protective shell, is simple and convenient to operate, and does not have the problems of rust, failure and the like caused by long-term use of the bolt by utilizing the matching of the lock rod and the clamping block to replace the traditional bolt connecting piece.

The embodiment of the utility model also provides a power distribution cabinet.

The leakage monitoring device of the power distribution cabinet provided by the embodiment of the utility model comprises: a monitor; the connecting support comprises a first support plate and a second support plate, the first support plate and the second support plate are installed on a cabinet body of the power distribution cabinet at intervals, the first support plate is provided with a sliding groove which extends along the direction perpendicular to the cabinet body and penetrates through the first support plate, and one end of the sliding groove, which is away from the cabinet body, is open; the protection shell is installed between the first support plate and the second support plate and is used for accommodating the monitor, the protection shell is provided with a clamping block protruding towards the sliding groove and matched with the sliding groove, the clamping block is provided with a through hole arranged along the width direction of the sliding groove, the locking assembly comprises a locking rod, the locking rod is arranged on the first support, and the locking rod can move to penetrate through or separate from the through hole.

According to the leakage monitoring device for the power distribution cabinet, the first support plate and the second support plate are installed on the cabinet body of the power distribution cabinet at intervals, the first support plate is provided with the sliding groove which extends along the direction perpendicular to the cabinet body and penetrates through the first support plate, one end of the sliding groove, which is away from the cabinet body, is open, the protective shell is installed between the first support plate and the second support plate and is used for accommodating the monitor, the protective shell is provided with the clamping block which protrudes towards the sliding groove and is matched with the inside of the sliding groove, the clamping block is provided with the through hole which is arranged along the width direction of the sliding groove, the locking assembly comprises the locking rod, the locking rod is arranged on the first support, and the locking rod can move through or be separated from the through hole.

In some embodiments, the connecting bracket further comprises a mounting bracket, the mounting bracket is arranged on the side surface of the first support plate, which is away from the second support plate, at least part of the clamping block protrudes to one side of the first support plate, which is away from the second support plate, and the locking assembly further comprises an elastic piece, wherein the elastic piece is positioned on one side of the clamping block and is connected between the mounting bracket and the locking rod, and the elastic piece has a force for driving the locking rod to move towards the perforation.

In some embodiments, the mounting rack is a housing, a cavity communicated with the sliding groove is formed between the housing and the first support plate, the elastic piece is connected between the lock rod and the inner wall of the cavity, the connection end of the lock rod and the elastic piece is provided with a push block, at least part of the side surface of the push block, which is away from the elastic piece, is an inclined surface which extends obliquely towards the sliding groove along the direction close to the first support plate, the locking assembly further comprises a pressing plate and a pressing rod connected with the pressing plate, the pressing rod movably penetrates through the top wall of the housing and is in butt joint with the inclined surface, and the pressing plate is located on the outer side of the housing.

In some embodiments, the inner wall of the cavity includes a first side wall and a second side wall opposite to each other in the width direction of the chute, the elastic member includes a first elastic member and a second elastic member opposite to each other on the first side wall and the second side wall, the lock lever includes a first lock lever and a second lock lever respectively connected to the first elastic member and the second elastic member, the press lever includes a first press lever and a second press lever arranged at intervals, the first press lever is opposite to the first lock lever, and the second press lever is opposite to the second lock lever.

In some embodiments, an end of the pressing rod remote from the pressing plate is fitted with the inclined surface; and/or the first pressing bar and the second pressing bar are slidable with respect to the pressing bars in the arrangement direction thereof.

In some embodiments, the two ends of the first support plate comprise first vertical plates extending towards the second support plate and clamped at two sides of the protective shell, and/or the two ends of the second support plate comprise second vertical plates extending towards the first support plate and clamped at two sides of the protective shell.

In some embodiments, a spring is arranged on one side of the first vertical plate and/or the second vertical plate, which faces the protective shell, and a pressing plate for pressing the protective shell is arranged on one end of the spring, which faces the protective shell.

In some embodiments, the protective housing includes a housing and a cover plate coupled to the housing, the cover plate being operable to open and close an opening of the housing, the housing being operable to receive the monitor, the cartridge being disposed on the housing.

In some embodiments, the protective shell is provided with a heat dissipation hole; and/or the cover plate is provided with a visual window; and/or, the cover plate is rotationally connected with the shell, the cover plate is provided with a buckle, the shell is provided with a clamping groove, and the buckle and the clamping groove can be matched and separated.

The power distribution cabinet provided by the embodiment of the utility model comprises a cabinet body and the power distribution cabinet leakage monitoring device provided by the embodiment of the utility model, wherein the connecting support is connected to the cabinet body.

According to the power distribution cabinet provided by the embodiment of the utility model, by adopting the power distribution cabinet leakage monitoring device, the first support plate and the second support plate of the power distribution cabinet leakage monitoring device are arranged on the cabinet body of the power distribution cabinet at intervals, the first support plate is provided with the sliding groove which extends along the direction vertical to the cabinet body and penetrates through the first support plate, one end of the sliding groove, which is far away from the cabinet body, is open, the protective shell is arranged between the first support plate and the second support plate and is used for accommodating the monitor, the protective shell is provided with the clamping block which protrudes towards the sliding groove and is matched in the sliding groove, the clamping block is provided with the through hole which is arranged along the width direction of the sliding groove, the locking component comprises the locking rod, the locking rod is arranged on the first support, and the locking rod can move to penetrate through or be separated from the through hole.

Drawings

Fig. 1 is a schematic structural view of a power distribution cabinet according to an embodiment of the present utility model.

Fig. 2 is an exploded view of a leakage monitoring device for a power distribution cabinet according to an embodiment of the present utility model.

Fig. 3 is a cross-sectional view of a switchgear leakage monitoring device according to an embodiment of the present utility model.

Reference numerals:

The cabinet body 1, the protective shell 11, the monitor 111, the first support plate 12, the housing 13, the chute 14, the cavity 15, the elastic piece 16, the push block 17, the lock rod 18, the clamping block 19, the perforation 20, the inclined plane 21, the pressing rod 22, the pressing plate 23, the second support plate 24, the second vertical plate 25, the groove 26, the pressing plate 27, the spring 28, the cover plate 3, the buckle 31, the clamping groove 32, the visual window 33, the radiating hole 34 and the dust screen 35.

Detailed Description

Reference will now be made in detail to embodiments of the present utility model, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

As shown in fig. 1 to 3, the leakage monitoring device for a power distribution cabinet according to an embodiment of the present utility model includes a monitor 111, a connection bracket, a protection housing 11, and a locking assembly.

Specifically, the connecting bracket comprises a first support plate 12 and a second support plate 24, the first support plate 12 and the second support plate 24 are installed on the cabinet body 1 of the power distribution cabinet at intervals, the first support plate 12 is provided with a sliding groove 14 extending along the direction vertical to the cabinet body 1 and penetrating through the first support plate 12, one end of the sliding groove 14, which is away from the cabinet body 1, is open, a protective shell 11 is installed between the first support plate 12 and the second support plate 24 and is used for accommodating a monitor 111, the protective shell 11 is provided with a clamping block 19 protruding towards the sliding groove 14 and matched in the sliding groove 14, the clamping block 19 is provided with a through hole 20 arranged along the width direction of the sliding groove 14, the locking assembly comprises a locking rod 18, the locking rod 18 is arranged on the first bracket, and the locking rod 18 can move through or be separated from the through hole 20.

As shown in fig. 1 and 2, the first support plate 12 and the second support plate 24 are installed on the inner side wall of the cabinet body 1, the first support plate 12 is arranged above the second support plate 24 at intervals, the chute 14 is arranged along the width direction of the first support plate 12, the outer end of the chute 14 is open, the bottom surface of the protective shell 11 is positioned on the second support plate 24, the top surface is provided with a clamping block 19 protruding upwards, the clamping block 19 can be matched in the chute 14 along the open end of the chute 14, when the movable lock rod 18 passes through the through hole 20, the lock rod 18 serves as a limiting piece to prevent the clamping block 19 from moving along the chute 14, the chute 14 can limit the clamping block 19 from shaking left and right, so that the protective shell 11 can be connected with the first support plate 12, and after the movable lock rod 18 is separated from the through hole 20, an external force can drag the protective shell 11 to move outwards and drive the clamping block 19 to move towards the open position along the chute 14, so as to detach the protective shell 11.

It can be appreciated that the assembly and disassembly of the protective shell 11 and the first support plate 12 can be realized only by moving the lock rod 18, and compared with the traditional fixing of the protective shell 11 by using connecting pieces such as bolts, the assembly and disassembly process of the application is simpler, and the problems of rust of bolts and the like are avoided.

According to the power distribution cabinet leakage monitoring device disclosed by the embodiment of the utility model, the first support plate 12 and the second support plate 24 are arranged on the cabinet body 1 of the power distribution cabinet at intervals, the first support plate 12 is provided with the sliding groove 14 which extends along the direction perpendicular to the cabinet body 1 and penetrates through the first support plate 12, one end of the sliding groove 14, which is away from the cabinet body 1, is open, the protective shell 11 is arranged between the first support plate 12 and the second support plate 24 and is used for accommodating the monitor 111, the protective shell 11 is provided with the clamping block 19 which protrudes towards the sliding groove 14 and is matched in the sliding groove 14, the clamping block 19 is provided with the through hole 20 which is arranged along the width direction of the sliding groove 14, the locking component comprises the locking rod 18, the locking rod 18 is arranged on the first support, and the locking rod 18 can move through or be separated from the through hole 20, so that the power distribution cabinet can be disassembled and assembled by moving the locking rod 18, the operation is simple and convenient, the problems of rust, failure and the like caused by long-term use of a bolt are avoided when the monitor 111 is disassembled and assembled, and has long-term effectiveness.

Optionally, as shown in fig. 2 and 3, the connecting bracket further includes a mounting bracket, the mounting bracket is disposed on a side of the first support plate 12 facing away from the second support plate 24, at least a portion of the latch 19 protrudes to a side of the first support plate 12 facing away from the second support plate 24, the locking assembly further includes an elastic member 16, the elastic member 16 is disposed on a side of the latch 19 and is connected between the mounting bracket and the lock lever 18, and the elastic member 16 has a force for driving the lock lever 18 to move toward the through hole 20. Therefore, when the protective shell 11 needs to be disassembled and assembled, an external force can be applied to push the lock rod 18 to separate from the through hole 20, in the process, the lock rod 18 can compress the elastic element 16, when the clamping block 19 is matched with or separated from the sliding groove 14, the external force is released, and the elastic element 16 rebounds to automatically push the lock rod 18 to reset and pass through the through hole 20, so that the operation is further simplified.

Alternatively, as shown in fig. 2 and 3, the mounting frame is a housing 13, a cavity 15 communicated with the chute 14 is formed between the housing 13 and the first support plate 12, the elastic member 16 is connected between the lock rod 18 and the inner wall of the cavity 15, the connecting end of the lock rod 18 and the elastic member 16 is provided with a push block 17, at least part of the side surface of the push block 17 facing away from the elastic member 16 is a slope 21 extending obliquely towards the chute 14 in a direction approaching to the first support plate 12, the locking assembly further comprises a pressing plate 23 and a pressing rod 22 connected with the pressing plate 23, the pressing rod 22 movably penetrates through the top wall of the housing 13 and is abutted against the slope 21, and the pressing plate 23 is located on the outer side of the housing 13.

As shown in fig. 2, the housing 13 is connected above the first support plate 12, taking the installation of the elastic member 16 on the right side wall of the cavity 15 as an example, the lock rod 18 is connected at the left end of the elastic member 16, the left side surface of the push block 17 includes a slope 21 inclined from top to bottom to left, the push rod 22 is movable in the up-down direction relative to the top wall of the housing 13, then the push rod 22 is pushed downward by the downward push of the push plate 23, and the push block 17 is pushed to move rightward to drive the lock rod 18 to move rightward and separate from the perforation 20, the elastic member 16 is compressed, after the detachment of the clamping block 19 is completed, the pressure on the push plate 23 is removed, the elastic member 16 rebounds to drive the lock rod 18 to move leftward and pass through the perforation 20, and simultaneously the push block 17 is pushed to move leftward and can push the push rod 22 to move upward to the initial position.

It will be appreciated that when the mounting structure is constructed as the housing 13, the internal components (such as the lock lever 18, the elastic member 16, etc.) can be protected from the corrosion of external impurities, and the lock lever 18 can be moved by only pressing the pressing plate 23, so that the operation is simple and convenient, and the appearance is good.

Preferably, as shown in fig. 3, the inner wall of the cavity 15 includes first and second side walls opposite in the width direction of the chute 14, the elastic member 16 includes first and second elastic members disposed opposite to the first and second side walls, the lock lever 18 includes first and second lock levers connected to the first and second elastic members, respectively, and the pressing lever 22 includes first and second pressing levers disposed at intervals, the first pressing lever being opposite to the first lock lever, and the second pressing lever being opposite to the second lock lever.

Therefore, the first lock rod and the second lock rod can be matched with the clamping holes from two sides of the clamping block 19 respectively, the locking effect is good, the reliability is high, the pressing plate 23 can be pressed to drive the first pressing rod and the second pressing rod to move downwards at the same time, so that the first lock rod and the second lock rod retract synchronously, and the quick assembly and disassembly of the protective shell 11 are realized.

Preferably, an end of the pressing rod 22 remote from the pressing plate 23 is fitted to the inclined surface 21. Thus, the engagement between the pressing lever 22 and the inclined surface 21 is less likely to be locked, and the operation is reliable.

Preferably, the first pressing lever and the second pressing lever 23 are slidable with respect to the pressing lever 23 in the arrangement direction thereof. It will be appreciated that the first lock lever and the second lock lever simultaneously push the first pressing lever and the second pressing lever to move synchronously when moving towards the clamping block 19, and by setting the first pressing lever and the second pressing lever to be in sliding connection with the pressing plate 23, the problem of clamping can be avoided.

It should be noted that, the movement of the lock lever 18 is not limited to being implemented by pressing the inclined surface 21 with the pressing rod 22 as shown in fig. 3, for example, a pull rod with one end extending out of the housing 13 may be directly disposed on the lock lever 18, a sliding hole for moving the pull rod may be disposed on the housing 13, and an external force may directly pull the pull rod to drive the lock lever 18 to move so as to separate from the through hole 20.

Alternatively, as shown in fig. 2, both ends of the first support plate 12 include first standing plates extending toward the second support plate 24 and clamped at both sides of the protective housing 11.

Alternatively, as shown in fig. 2, both ends of the second support plate 24 include second vertical plates 25 extending toward the first support plate 12 and clamped at both sides of the protective housing 11. Therefore, the first vertical plate and the second vertical plate 25 can play a role in side protection and support on the protective shell 11, and the stability of the assembly of the protective shell 11 and the connecting bracket is improved.

Alternatively, as shown in fig. 2, a spring 28 is provided on a side of the first vertical plate and/or the second vertical plate 25 facing the protective housing 11, and a pressing plate 27 for pressing the protective housing 11 is provided on an end of the spring 28 facing the protective housing 11. In contrast, the pressing plate 27 can clamp the protective housing 11 under the pushing of the spring 28, so that the assembly stability of the protective housing 11 is further improved.

Preferably, as shown in fig. 2, the side of the second vertical plate 25 facing the protective housing 11 is provided with a groove 26, and a spring 28 is disposed in the groove 26.

Further, as shown in fig. 2, the protection case 11 includes a housing for accommodating the monitor 111 and a cover plate 3 connected to the housing, the cover plate 3 opens and closes an opening of the housing, and a latch 19 is provided on the housing. Thus, in the normal state, the cover plate 3 can close the outer casing so that the protecting casing 11 is relatively sealed, thereby protecting the monitor 111 arranged therein.

Further, the protecting shell 11 is provided with a heat dissipation hole 34 to dissipate heat of the monitor 111, so as to avoid damage to the monitor 111 caused by high temperature. Preferably, a dust screen 35 is provided at the heat dissipation hole 34 to isolate impurities such as dust.

Further, the cover plate 3 is provided with a visual window 33, so that the running state of the monitor 111 can be conveniently observed.

Further, the cover plate 3 is rotatably connected with the housing, and the cover plate 3 is provided with a buckle 31, the housing is provided with a clamping groove 32, and the buckle 31 and the clamping groove 32 can be matched and separated.

The power distribution cabinet provided by the embodiment of the utility model comprises the cabinet body 1 and the power distribution cabinet leakage monitoring device provided by the embodiment, wherein the connecting support is connected to the cabinet body 1.

According to the power distribution cabinet provided by the embodiment of the utility model, by adopting the power distribution cabinet leakage monitoring device, the first support plate 12 and the second support plate 24 of the power distribution cabinet leakage monitoring device are arranged on the cabinet body 1 of the power distribution cabinet at intervals, the first support plate 12 is provided with the sliding groove 14 extending along the direction vertical to the cabinet body 1 and penetrating through the first support plate 12, one end of the sliding groove 14 away from the cabinet body 1 is opened, the protective shell 11 is arranged between the first support plate 12 and the second support plate 24 and is used for accommodating the monitor 111, the protective shell 11 is provided with the clamping block 19 protruding towards the sliding groove 14 and matched in the sliding groove 14, the clamping block 19 is provided with the through hole 20 arranged along the width direction of the sliding groove 14, the locking assembly comprises the locking rod 18, the locking rod 18 is arranged on the first support, and the locking rod 18 can move through or be separated from the through hole 20, so that the power distribution cabinet can be disassembled and assembled by moving the locking rod 18, the power distribution cabinet is simple and convenient to operate, and the problems of rust, failure and the like caused by long-term use of a bolt are avoided by utilizing the matching of the locking rod 18 and the clamping block 19 instead of a traditional bolt connecting piece.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

For purposes of this disclosure, the terms "one embodiment," "some embodiments," "example," "a particular example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (10)

1. Switch board electric leakage monitoring devices, its characterized in that includes:

a monitor;

The connecting support comprises a first support plate and a second support plate, the first support plate and the second support plate are installed on a cabinet body of the power distribution cabinet at intervals, the first support plate is provided with a sliding groove which extends along the direction perpendicular to the cabinet body and penetrates through the first support plate, and one end of the sliding groove, which is away from the cabinet body, is open;

The protection shell is installed between the first support plate and the second support plate and is used for accommodating the monitor, the protection shell is provided with a clamping block protruding towards the sliding groove and matched with the sliding groove, the clamping block is provided with a through hole arranged along the width direction of the sliding groove, the locking assembly comprises a locking rod, the locking rod is arranged on the first support, and the locking rod can move to penetrate through or separate from the through hole.

2. The electrical leakage monitoring device of a power distribution cabinet according to claim 1, wherein the connecting bracket further comprises a mounting bracket, the mounting bracket is arranged on the side surface of the first support plate, which is away from the second support plate, at least part of the clamping block protrudes to one side of the first support plate, which is away from the second support plate, and the locking assembly further comprises an elastic piece, wherein the elastic piece is positioned on one side of the clamping block and is connected between the mounting bracket and the locking rod, and the elastic piece has a force for driving the locking rod to move towards the perforation.

3. The electrical leakage monitoring device of a power distribution cabinet according to claim 2, wherein the mounting frame is a housing, a cavity communicated with the sliding groove is formed between the housing and the first support plate, the elastic piece is connected between the lock rod and the inner wall of the cavity, the connecting end of the lock rod and the elastic piece is provided with a push block, at least part of the side surface of the push block, which is away from the elastic piece, is an inclined surface which extends obliquely towards the sliding groove along the direction close to the first support plate, the locking assembly further comprises a pressing plate and a pressing rod connected with the pressing plate, the pressing rod movably penetrates through the top wall of the housing and is in butt joint with the inclined surface, and the pressing plate is located on the outer side of the housing.

4. The leakage monitoring device of the power distribution cabinet according to claim 3, wherein the inner wall of the cavity comprises a first side wall and a second side wall which are opposite in the width direction of the sliding groove, the elastic piece comprises a first elastic piece and a second elastic piece which are opposite to each other and arranged on the first side wall and the second side wall, the lock rod comprises a first lock rod and a second lock rod which are respectively connected to the first elastic piece and the second elastic piece, the press rod comprises a first press rod and a second press rod which are arranged at intervals, the first press rod is opposite to the first lock rod, and the second press rod is opposite to the second lock rod.

5. The electrical leakage monitoring device for electrical distribution cabinet according to claim 4, wherein an end of the pressing rod away from the pressing plate is attached to the inclined surface;

And/or the first pressing bar and the second pressing bar are slidable with respect to the pressing bar in the arrangement direction thereof.

6. The electrical leakage monitoring device of a power distribution cabinet according to claim 1, wherein the two ends of the first support plate comprise first vertical plates extending towards the second support plate and clamped at two sides of the protective shell, and/or the two ends of the second support plate comprise second vertical plates extending towards the first support plate and clamped at two sides of the protective shell.

7. The electrical leakage monitoring device for electrical distribution cabinet according to claim 6, wherein a spring is provided on a side of the first vertical plate and/or the second vertical plate facing the protective housing, and a pressing plate for pressing the protective housing is provided on an end of the spring facing the protective housing.

8. The electrical leakage monitoring device of a power distribution cabinet according to claim 1, wherein the protective housing comprises a housing and a cover plate connected with the housing, the cover plate can open and close an opening of the housing, the housing is used for accommodating the monitor, and the clamping block is arranged on the housing.

9. The electrical leakage monitoring device for a power distribution cabinet according to claim 8, wherein the protective shell is provided with a heat dissipation hole;

and/or the cover plate is provided with a visual window;

And/or, the cover plate is rotationally connected with the shell, the cover plate is provided with a buckle, the shell is provided with a clamping groove, and the buckle and the clamping groove can be matched and separated.

10. A power distribution cabinet characterized by comprising a cabinet body and a power distribution cabinet leakage monitoring device according to any one of claims 1-9, wherein the connection bracket is connected to the cabinet body.