CN220854945U - Leakage current monitoring box - Google Patents
Leakage current monitoring box Download PDFInfo
- Publication number
- CN220854945U CN220854945U CN202322366325.9U CN202322366325U CN220854945U CN 220854945 U CN220854945 U CN 220854945U CN 202322366325 U CN202322366325 U CN 202322366325U CN 220854945 U CN220854945 U CN 220854945U
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- China
- Prior art keywords
- box body
- leakage current
- current monitoring
- box
- heat dissipation
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 16
- 238000007789 sealing Methods 0.000 claims abstract description 37
- 239000000428 dust Substances 0.000 claims abstract description 25
- 230000017525 heat dissipation Effects 0.000 claims description 22
- 230000003014 reinforcing effect Effects 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 17
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 description 11
- 238000009434 installation Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 239000008358 core component Substances 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000012806 monitoring device Methods 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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- Distribution Board (AREA)
- Patch Boards (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The utility model discloses a leakage current monitoring box in the field of distribution boxes, which comprises a box body, wherein the box body comprises a box door, a top plate, a bottom plate, side plates and a back plate, wherein the box door is positioned at the front side, the side plates are positioned at the left side and the right side, the back plate is positioned at the back side, the side plates extend backwards to form a gap between the back plate and a mounting surface, mounting wing plates are respectively arranged at the tail ends of the side plates at the left side and the right side to the outside, and the box body is mounted on the mounting surface through the mounting wing plates; a wire inlet is formed in the bottom plate, an antenna wire outlet hole is formed in the top plate, and sealing elements are arranged in the wire inlet and the antenna wire outlet hole; compared with the prior art, the utility model has the beneficial effects that the box body and the wall are arranged at intervals, so that the water on the wall can be effectively isolated from flowing into the box body, and the sealing piece can prevent dripping water and dust from entering the box body, so that the use is more stable and safer.
Description
Technical Field
The utility model relates to the field of distribution boxes, in particular to a leakage current monitoring box.
Background
The leakage current detection device (LCDI) is a safety protection device for electric fire, and has the main structure of a power line with a plug, and the main function of detecting leakage current between a power line live wire, a zero line and the like between a power supply plug and a load electric appliance (such as an air conditioner and a dehumidifier) and a wire protection layer (shielding), cutting off the power supply of electric equipment, and preventing the generation of fire so as to provide safety protection. And arc fault fire caused by damage to the power line, reduced insulation strength, etc. caused by aging, abrasion, extrusion or biting of animals of the live wire, the zero wire and the ground wire in the power line is prevented.
The existing leakage current detection device is divided into a portable type leakage current detection device and a fixed type leakage current detection device, the portable type leakage current detection device is used for temporary detection, the fixed type leakage current detection device is used for long-time circuit monitoring, the fixed type leakage current detection device is usually installed in a power distribution room and connected with a box-type transformer to realize leakage current monitoring, the fixed type leakage current detection device is not usually installed on the ground, the ground is moist and dust is very easy to accumulate, therefore, the wall-mounted type leakage current detection device which is usually adopted also has some defects, the wall sometimes can flow wall water from the upper part due to roof leakage, the existing wall-mounted type leakage current detection device does not have a structure for preventing the wall water from flowing into a box body, the working environment of the power distribution box belongs to a dust accumulation place, a large amount of dust is very easy to flow into the box from a hole site pulled out of the circuit, a light person can cause electric appliance damage in the power distribution box, a heavy person can cause circuit short circuit and even fire, and serious loss can be caused.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, the present utility model provides a leakage current monitoring box.
In order to achieve the aim of the utility model, the utility model adopts the following technical scheme:
The leakage current monitoring box comprises a box body, wherein the box body comprises a box door, a top plate, a bottom plate, side plates and a back plate, wherein the box door is arranged at the front side, the side plates are arranged at the left side and the right side, the back plate is arranged at the rear side, the side plates extend out of the back plate towards the rear side of the box body, a gap is formed between the back plate and a mounting surface, mounting wing plates are respectively arranged at the tail ends of the side plates at the left side and the right side to the outside, and the box body is mounted on the mounting surface through the mounting wing plates; at least two wire inlets are formed in the bottom plate, an antenna wire outlet hole is formed in the top plate, and sealing elements are arranged in the wire inlets and the antenna wire outlet hole; through the curb plate with the box backward extend beyond the backplate setting, can make the box that is equipped with core unit keep away from wall or face like this, the wall water of downflow just can not flow into in the box like this to all set up the sealing member in the entrance and the antenna wire outlet department of box can prevent that the dust in water and the air of drip from getting into in the box through the opening part and causing electrical apparatus damage, very big improvement wall-mounted leakage current monitoring devices's stability in use and security.
Further limited, the sealing piece comprises a sealing ring at the bottom and a dust cover fixed at the top of the sealing ring, the sealing ring is communicated with the dust cover, a first limiting ring and a second limiting ring are arranged at the upper end and the lower end of the outer part of the sealing ring, and the outer diameter of the sealing ring is matched with the inner diameters of the wire inlet and the wire outlet hole of the antenna; the sealing member sets up a sealing washer and dirt proof boot like this, and first spacing ring and second spacing ring outside the sealing washer can prevent that the water droplet from flowing into in the box from the opening part of box, and the dirt proof boot can prevent that dust and water droplet from entering into in the box from the circuit department of connecing, and dustproof water proof effect is better.
Further limiting, the bottom of the second limiting ring is provided with an easy-to-install chamfer; the bottom of the limit section at the lower end of the sealing ring is provided with the easy-to-install chamfer, so that the labor is saved during installation, the installation is smooth, and the installation can be realized through slight extrusion deformation.
Further limiting, the outer diameter of the dust cover from top to bottom is gradually increased, and the bottom of the dust cover is fixedly connected to the first limiting ring; the dustproof cover is arranged so that the installation of threading is more convenient, and the dustproof effect can be ensured due to the small outer diameter of the top.
Further defined, at least two mounting holes are formed in each side wing plate at intervals; the mounting holes are formed in the way that the mounting stress is more uniform and more stable, and the mounting holes are not easy to shake.
Further limited, the box body comprises a reinforcing frame which is X-shaped, and two sides of the reinforcing frame are respectively connected to the side plates at two sides of the rear part of the box body; the strength of the extending side plate can be enhanced by arranging the X-shaped reinforcing frame, so that the box body is prevented from toppling to one side.
Further limited, a plurality of heat dissipation openings are arranged on the side plates at intervals, the position of each heat dissipation opening is correspondingly provided with a heat dissipation window with a bottom opening communicated with the heat dissipation opening, and the top cover of the heat dissipation window is obliquely arranged downwards; set up the heat dissipation window and can make box and outside ventilation ability stronger, reduce the temperature in the box, the top cap that downward sloping set up can reduce the resistance of circulation of air and the resistance that drips on the top cap down, in the bottom opening of heat dissipation window and the thermovent intercommunication on the box curb plate also can prevent that drips from entering into the box, also can prevent that the dust that falls from drifting into the box.
Compared with the prior art, the utility model has the beneficial effects that the box body and the wall are arranged at intervals, so that the water on the wall can be effectively isolated from flowing into the box body, and the sealing piece can prevent dripping water and dust from entering the box body, so that the use is more stable and safer.
Drawings
FIG. 1 is a perspective view showing a state of installing a door of the present utility model;
FIG. 2 is a perspective view showing a state that a door is not installed in the present utility model;
FIG. 3 is a rear view of the present utility model;
Fig. 4 is a schematic structural view of the seal.
Wherein the symbols of the components are as follows:
The box door 1, the display screen mounting hole 11, the key hole 12, the top plate 2, the antenna wire outlet hole 21, the bottom plate 3, the wire inlet 31, the side plate 4, the heat dissipation port 41, the back plate 5, the mounting wing plate 6, the mounting hole 61, the sealing piece 7, the sealing ring 71, the first limiting ring 711, the second limiting ring 712, the easy-to-mount chamfer 713, the dust cover 72, the heat dissipation window 8, the reinforcing frame 9 and the key hole 11.
Detailed Description
The following description of the embodiments of the present utility model is provided to facilitate understanding of the present utility model by those skilled in the art, but it should be understood that the present utility model is not limited to the scope of the embodiments, and all the utility models which make use of the inventive concept are protected by the spirit and scope of the present utility model as defined and defined in the appended claims to those skilled in the art.
As shown in fig. 1-4, a leakage current monitoring box comprises a box body, wherein the box body comprises a box door 1 positioned at the front side, a top plate 2, a bottom plate 3, side plates 4 positioned at the left side and the right side and a back plate 5 positioned at the back side, the side plates 4 extend out of the back plate 5 to the back side of the box body, a gap is formed between the back plate 5 and a mounting surface, mounting wing plates 6 are respectively arranged at the tail ends of the side plates 4 at the left side and the right side to the outside, two mounting holes 61 are respectively arranged on each wing plate at intervals, and the box body is mounted on a wall surface or a plate surface by penetrating bolts into the mounting holes 61 on the mounting wing plates 6; two wire inlets 31 are arranged on the bottom plate 3 at intervals along the left-right direction, an antenna wire outlet hole 21 is formed in the top plate 2, and sealing elements 7 are arranged in the wire inlets 31 and the antenna wire outlet hole 21; the sealing piece 7 comprises a sealing ring 71 at the bottom and a dust cover 72 fixed at the top of the sealing ring 71, the sealing ring 71 is communicated with the dust cover 72, a first limiting ring 711 and a second limiting ring 712 are arranged at the upper end and the lower end of the outer part of the sealing ring 71, and the outer diameter of the sealing ring 71 is matched with the inner diameters of a wire inlet and an antenna wire outlet hole; the bottom of the second limiting section 712 is provided with an easy-to-mount chamfer 713; the outer diameter of the dust cover 72 is gradually increased from top to bottom, and the bottom of the dust cover 72 is fixedly connected to the first limiting ring 711; the box body also comprises a reinforcing frame 9, wherein the reinforcing frame 9 is X-shaped, and two sides of the reinforcing frame 9 are respectively connected to the side plates 4 at two sides of the rear part of the box body; a plurality of heat dissipation openings 41 are arranged on the side plates 4 on the two sides at intervals, heat dissipation windows 8 with bottom openings communicated with the heat dissipation openings 41 are correspondingly arranged at the positions of each heat dissipation opening 41, the top covers of the heat dissipation windows 8 are arranged in a downward inclined mode, and the front view of the heat dissipation windows 8 is in a right-angle triangle shape; the display screen mounting holes 11 for mounting the display screen and the five key holes 12 for mounting the control keys are reserved on the box door 1, so that operation and checking of running conditions in the box body are facilitated, a main control board, a terminal strip and the like which are core components in the box body are mounted on the back plate 5, a space can be reserved for a wire connection line, and the use of the wire inlet 31 is more reasonable.
The side plate 4 of the box body is extended backwards beyond the back plate 5, so that the box body with the core component is far away from the wall surface or the plate surface, the wall water flowing downwards cannot flow into the box body, and the sealing pieces 7 are arranged at the positions of the wire inlet 31 and the antenna wire outlet 21 of the box body, so that the damage to electric appliances caused by the falling water and dust in the air entering the box body through the opening can be prevented, and the use stability and safety of the wall-mounted leakage current monitoring device are greatly improved; the sealing piece 7 is provided with the sealing ring 71 and the dust-proof cover 72, the first limiting ring and the second limiting ring outside the sealing ring 71 can prevent water from flowing into the box body from the opening of the box body, and the dust-proof cover 72 can prevent dust and water from entering the box body from the connected line, so that the dust-proof water-proof effect is better; the bottom of the limit section at the lower end of the sealing ring 71 is provided with the easy-to-install chamfer, so that labor is saved during installation, the installation is smooth, and the installation can be performed by slightly extruding deformation; the dust cover 72 is arranged in such a way that the threading installation of people can be more convenient, and the dust prevention effect can be ensured due to the small outer diameter of the top; the mounting holes 61 are formed in such a way that the mounting stress is more uniform and more stable, and the mounting is not easy to shake; the X-shaped reinforcing frame 9 is arranged to strengthen the strength of the extending side plate 4 and prevent the box body from tilting to one side; set up the heat dissipation window 8 and can make box and outside ventilation ability stronger, reduce the temperature in the box, the top cap that downward sloping set up can reduce the resistance of circulation of air and the resistance that drips on the top cap down, in the bottom opening of heat dissipation window 8 and the cooling hole 41 intercommunication on the box curb plate 4 also can prevent that drips from entering into the box, also can prevent that the dust that falls from drifting into the box.
Compared with the prior art, the utility model has the beneficial effects that the box body and the wall are arranged at intervals, so that the water on the wall can be effectively isolated from flowing into the box body, and the sealing piece can prevent dripping water and dust from entering the box body, so that the use is more stable and safer.
Claims (7)
1. The leakage current monitoring box comprises a box body, wherein the box body comprises a box door positioned at the front side, a top plate, a bottom plate, side plates positioned at the left side and the right side and a back plate positioned at the rear side, and is characterized in that the side plates extend out of the back plate towards the rear side of the box body, a gap is formed between the back plate and a mounting surface, mounting wing plates are respectively arranged at the tail ends of the side plates at the left side and the right side to the outside, and the box body is mounted on the mounting surface through the mounting wing plates;
At least two wire inlets are formed in the bottom plate, antenna wire outlets are formed in the top plate, and sealing elements are arranged in the wire inlets and the antenna wire outlets.
2. The leakage current monitoring box according to claim 1, wherein the sealing member comprises a sealing ring at the bottom and a dust cover fixed at the top of the sealing ring, the sealing ring is communicated with the dust cover, a first limiting ring and a second limiting ring are respectively arranged at the upper end and the lower end of the outer part of the sealing ring, and the outer diameter of the sealing ring is matched with the inner diameters of the wire inlet and the wire outlet of the antenna.
3. The leakage current monitoring box according to claim 2, wherein the bottom of the second limiting ring is provided with an easy-to-mount chamfer.
4. The leakage current monitoring box according to claim 2, wherein: the outer diameter of the dustproof sleeve from top to bottom is gradually increased, and the bottom of the dustproof sleeve is fixedly connected to the first limiting ring.
5. The leakage current monitoring box of claim 1, wherein at least two mounting holes are spaced apart on each side of the wing.
6. The leakage current monitoring box according to claim 1, further comprising a reinforcing frame, wherein the reinforcing frame is X-shaped, and two sides of the reinforcing frame are respectively connected to the side plates at two sides of the rear of the box body.
7. The leakage current monitoring box according to claim 1, wherein a plurality of heat dissipation openings are formed in the side plates on two sides at intervals, each heat dissipation opening is correspondingly provided with a heat dissipation window with a bottom opening communicated with the heat dissipation opening, and a top cover of the heat dissipation window is arranged in a downward inclined mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322366325.9U CN220854945U (en) | 2023-08-31 | 2023-08-31 | Leakage current monitoring box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322366325.9U CN220854945U (en) | 2023-08-31 | 2023-08-31 | Leakage current monitoring box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220854945U true CN220854945U (en) | 2024-04-26 |
Family
ID=90772449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322366325.9U Active CN220854945U (en) | 2023-08-31 | 2023-08-31 | Leakage current monitoring box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220854945U (en) |
-
2023
- 2023-08-31 CN CN202322366325.9U patent/CN220854945U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |