CN219458358U - Top waterproof structure of low-voltage power distribution cabinet - Google Patents
Top waterproof structure of low-voltage power distribution cabinet Download PDFInfo
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- CN219458358U CN219458358U CN202223572630.5U CN202223572630U CN219458358U CN 219458358 U CN219458358 U CN 219458358U CN 202223572630 U CN202223572630 U CN 202223572630U CN 219458358 U CN219458358 U CN 219458358U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The utility model provides a top waterproof construction of low-voltage distribution cabinet, includes the cabinet body of a plurality of low-voltage distribution cabinet, the roof front side of the cabinet body, left side, right side all are equipped with the water blocking limit of upwards buckling, and wherein the first water blocking limit of front side is upwards erect, and the outside slant of outside after the second water blocking limit of left side upwards extends is stretched out downwards again and is buckled, and the third water blocking limit on right side upwards extends, the extension height of third water blocking limit is less than second water blocking limit extension height, and two adjacent cabinets are placed the back side by side, and the second water blocking limit of a cabinet body roof left side is located the third water blocking limit top on adjacent cabinet body roof right side, forms the cover to third water blocking limit, makes the comdenstion water at low-voltage distribution cabinet top can not get into the joint portion gap between two cabinets.
Description
Technical Field
The utility model relates to the technical field of low-voltage power distribution cabinets, in particular to a top waterproof structure of a low-voltage power distribution cabinet.
Background
When the cabinet bodies of a plurality of low-voltage power distribution cabinets are arranged side by side, the top plates of the cabinet bodies are abutted, and gaps exist behind the low-voltage power distribution cabinets which are arranged side by side due to assembly tolerances of the low-voltage power distribution cabinets, so that condensed water at the tops of the low-voltage power distribution cabinets invades the low-voltage power distribution cabinets along the gaps, damage is caused to copper bars and electrical components in the low-voltage power distribution cabinets, and a plurality of fault conditions such as short circuit are caused. The low-voltage power distribution cabinets are sometimes installed in areas with high humidity such as coasts and along rivers, a large amount of condensed water is collected at the tops of the low-voltage power distribution cabinets in such an environment, the condensed water cannot be timely discharged, accumulated water is generated at the joint between the cabinet bodies of two adjacent low-voltage power distribution cabinets, the condensed water flows into the low-voltage power distribution cabinets along gaps between the two adjacent low-voltage power distribution cabinets, and the electric elements of the low-voltage power distribution cabinets are greatly damaged, so that faults frequently occur, potential safety hazards are large, and service life is shortened.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model provides a waterproof top cover of a low-voltage power distribution cabinet, and solves the problems that condensed water at the top of the low-voltage power distribution cabinet flows into the low-voltage power distribution cabinet along a gap between two adjacent low-voltage power distribution cabinets, so that electrical elements of the low-voltage power distribution cabinet are greatly damaged, frequent faults are caused, potential safety hazards are large, and service life is shortened.
The purpose of the utility model is realized in the following way:
the utility model provides a top waterproof construction of low-voltage distribution cabinet, includes the cabinet body of a plurality of low-voltage distribution cabinet, the roof front side of the cabinet body, left side, right side all are equipped with the water blocking limit of upwards buckling, and wherein the first water blocking limit of front side is upwards erect, and the outside slant of outside after the second water blocking limit of left side upwards extends is stretched out downwards again and is buckled, and the third water blocking limit on right side upwards extends, the extension height of third water blocking limit is less than second water blocking limit extension height, and two adjacent cabinets are placed the back side by side, and the second water blocking limit of a cabinet body roof left side is located the third water blocking limit top on adjacent cabinet body roof right side, forms the cover to third water blocking limit, makes the comdenstion water at low-voltage distribution cabinet top can not get into the joint portion gap between two cabinets.
The rear side of roof is equipped with the drainage limit of fold down for the comdenstion water at low-voltage distribution cabinet top is discharged.
The gap between the first water blocking edge and the second water blocking edge as well as the third water blocking edge on the front side of the top plate is connected through welding or waterproof glue coating.
The left second water retaining edge of the top plate comprises a first folded edge extending vertically upwards, the tail end of the first folded edge is outwards and obliquely upwards bent and then extends to form a second folded edge, the tail end of the second folded edge is outwards and obliquely downwards bent and then extends to form a third folded edge, the right third water retaining edge of the top plate vertically upwards extends, after two adjacent cabinet bodies are placed side by side, the left second folded edge of the top plate of one cabinet body and the right third folded edge of the top plate of the adjacent cabinet body are located above the right third water retaining edge of the top plate of the adjacent cabinet body, and a cover for the third water retaining edge is formed.
The third water blocking edge is of an upward folding structure.
And the left side of the top plate is close to the second water blocking edge, and the right side of the top plate is close to the third water blocking edge.
The left second water retaining edge of the top plate comprises a first folded edge extending inwards and obliquely upwards, the tail end of the first folded edge is outwards and obliquely upwards bent to form a second folded edge, the tail end of the second folded edge is inwards and obliquely downwards bent to form a third folded edge, the right third water retaining edge of the top plate comprises a fourth folded edge extending inwards and obliquely upwards, the inclination angle of the fourth folded edge relative to the horizontal plane is the same as that of the first folded edge, the tail end of the fourth folded edge is outwards and obliquely upwards bent to form a fifth folded edge, the inclination angle of the fifth folded edge relative to the horizontal plane is the same as that of the second folded edge relative to the horizontal plane, and after two adjacent cabinet bodies are placed side by side, the second folded edge and the third folded edge of the left second water retaining edge of the top plate of the adjacent cabinet body are positioned above the right third water retaining edge of the top plate to form a cover for the third water retaining edge.
The top waterproof structure of the low-voltage power distribution cabinet comprises a cabinet body of a plurality of low-voltage power distribution cabinets, wherein the front side, the left side and the right side of a top plate of the cabinet body are respectively provided with a water blocking edge which bends upwards, so that the waterproof capability of the low-voltage power distribution cabinet is improved through the water blocking edges arranged on the top plate, and the top waterproof structure is high in universality and applicable to the low-voltage power distribution cabinets with different specifications. The first water retaining edge of front side is upwards vertical, the second water retaining edge of left side upwards extends the back outwards slant and stretches out downwards and buckle again, the third water retaining edge of right side upwards extends, the extension height of third water retaining edge is less than second water retaining edge and extends the height, two adjacent cabinet bodies place the back side by side, and the second water retaining edge of a cabinet body roof left side is located the third water retaining edge top on adjacent cabinet body roof right side, forms the cover to the third water retaining edge, makes the comdenstion water at low-voltage distribution cabinet top can not get into the joint portion gap between two cabinet bodies, guarantees the normal operation of the electrical component of low-voltage distribution cabinet, improves the security performance of low-voltage distribution cabinet, increases low-voltage distribution cabinet's life. The rear side of roof is equipped with the drainage limit of fold down, the hem that forms through fold down has guaranteed the intensity of whole roof rear side when satisfying the rear side and can drain water. The levelness of the integral top plate is guaranteed, the machining error of the integral top plate is reduced, the integral top plate is guaranteed not to be in a concave shape, and water drops are prevented from converging above the top cover plate.
The top waterproof structure of the low-voltage power distribution cabinet is simple in structure, easy to realize, capable of improving machining efficiency, saving machining cost, preventing condensed water at the top of the low-voltage power distribution cabinet from entering a joint gap between two cabinet bodies, guaranteeing normal operation of electric elements in the low-voltage power distribution cabinet, preventing condensed water at the top of the low-voltage power distribution cabinet from collecting, improving safety performance of the low-voltage power distribution cabinet and guaranteeing service life.
Drawings
Fig. 1 is a bottom view of the top plate of the low-voltage power distribution cabinet of embodiment 1;
FIG. 2 is a cross-sectional view taken along A-A of FIG. 1;
FIG. 3 is a B-B cross-sectional view of FIG. 1;
FIG. 4 is a diagram showing the combination of the second water blocking edge on the left side and the third water blocking edge on the right side of the top plate of embodiment 1;
fig. 5 is a schematic view of the structure of the water guiding groove of the top plate of embodiment 1;
fig. 6 is a bottom view of the top plate of the low-voltage power distribution cabinet of embodiment 2;
FIG. 7 is a C-C cross-sectional view of FIG. 6;
FIG. 8 is a D-D sectional view of FIG. 6;
fig. 9 is a diagram showing the cooperation of the second water blocking edge on the left side and the third water blocking edge on the right side of the top plate in embodiment 2.
Detailed Description
Referring to fig. 1 to 9, a top waterproof structure of a low-voltage power distribution cabinet comprises a plurality of cabinet bodies of the low-voltage power distribution cabinet, wherein the front side, the left side and the right side of a top plate 1 of the cabinet body are respectively provided with a water blocking edge which bends upwards, a first water blocking edge 2 on the front side is upwards vertical, a second water blocking edge 4 on the left side extends upwards, then outwards and obliquely stretches out and bends downwards, a third water blocking edge 5 on the right side extends upwards, the extension height of the third water blocking edge 5 is lower than the extension height of the second water blocking edge 4, and the height of the second water blocking edge 4 is lower than the height of a lifting ring of the low-voltage power distribution cabinet, so that the whole height of the low-voltage power distribution cabinet is prevented from being influenced. After two adjacent cabinet bodies are placed side by side, the second water blocking edge 4 on the left side of the top plate of one cabinet body is positioned above the third water blocking edge 5 on the right side of the top plate of the adjacent cabinet body, and a cover for the third water blocking edge 5 is formed, so that condensed water at the top of the low-voltage power distribution cabinet cannot enter a joint gap between the two cabinet bodies. The gaps between the first water blocking edge 2 on the front side of the top plate 1 and the second water blocking edge 4 and the third water blocking edge 5 are connected through welding or waterproof glue coating. Thereby prevent that the comdenstion water at low-voltage distribution cabinet top from getting into in the low-voltage distribution cabinet from the gap between first manger plate limit 2 and second manger plate limit 4, the third manger plate limit 5, the effectual back that prevents comdenstion water from accumulating spills from the roof front side, prevents to cause the damage to the electrical component that is equipped with on the low-voltage distribution cabinet qianmen. The rear side of the top plate 1 is provided with a downward folded drainage edge 3 for draining condensed water at the top of the low-voltage power distribution cabinet. The hem 3 is folded down to provide a hem that provides for drainage of water from the rear side while ensuring the strength of the rear side of the overall roof panel 1. The levelness of the integral top plate is guaranteed, the machining error of the integral top plate is reduced, the integral top plate is guaranteed not to be in a concave shape, and water drops are prevented from converging above the top cover plate.
Embodiment 1, a waterproof construction in top of low-voltage distribution cabinet, the cabinet body including a plurality of low-voltage distribution cabinet, the roof 1 front side of the cabinet body, left side, right side all are equipped with the water-blocking edge that upwards buckles, and wherein the first water-blocking edge 2 of front side is upwards erect, the second water-blocking edge 4 of roof 1 left side includes the first folded edge 6 of vertical upwards extension, and the end of first folded edge 6 outwards leans upward and buckles the back and extends to form second folded edge 7, and the end of second folded edge 7 outwards leans downward and buckles the back and extends to form third folded edge 8, and the third water-blocking edge 5 on roof 1 right side extends upwards perpendicularly, third water-blocking edge 5 is upwards beta structure to guaranteed the intensity of the perpendicular upwards extension portion of third water-blocking edge 5, increased the cooperation area with the first water-blocking edge 2 of front side simultaneously. When the gap between the first water blocking edge 2 and the third water blocking edge 5 is welded or coated with waterproof glue, the matching area of the first water blocking edge 2 and the third water blocking edge 5 is increased, so that the waterproof performance is improved. After two adjacent cabinet bodies are placed side by side, the second folded edge 7 and the third folded edge 8 of the second water-blocking edge 4 on the left side of the top plate of one cabinet body are positioned above the third water-blocking edge 5 on the right side of the top plate of the adjacent cabinet body, so that the cover for the third water-blocking edge 5 is formed. When the water drop of comdenstion water drops from the top, the second water blocking edge 4 on the left side of roof 1 effectually avoided the water drop to invade the joint portion gap between two cabinets of low-voltage distribution cabinet. The second hem 7, the third hem 8 of second flange 4 are effectual to the water droplet reposition of redundant personnel drainage, make the water droplet of comdenstion water can not form ponding in the top of second flange 4, and then prevent that the comdenstion water from collecting the joint portion between two cabinet bodies and forming ponding. The gaps between the first water blocking edge 2 on the front side of the top plate 1 and the second water blocking edge 4 and the third water blocking edge 5 are connected through welding or waterproof glue coating. The rear side of the top plate 1 is provided with a downward folded drainage edge 3 for draining condensed water at the top of the low-voltage power distribution cabinet. The drain edge 3 protrudes outwards, the length of the drain edge 3 ruffle is 10mm, and the strength of the rear side of the whole top plate 1 is ensured while the drain of the rear side can be met through the ruffle. The levelness of the integral top plate is guaranteed, the machining error of the integral top plate is reduced, the integral top plate is guaranteed not to be in a concave shape, and water drops are prevented from converging above the top cover plate. The left side of the top plate 1 is close to the second water baffle 4, the right side is close to the third water baffle 5, water guide grooves 11 can be formed, the water guide grooves 11 extend towards the water discharge edge 3 along the left water baffle and the right water baffle, and are used for guiding out condensed water dropping along the second water baffle 4, and the condensed water is prevented from collecting to form accumulated water at the joint part between two cabinet bodies.
Embodiment 2, a waterproof construction in top of low-voltage distribution cabinet, the cabinet body including a plurality of low-voltage distribution cabinet, the roof 1 front side of the cabinet body, left side, right side all are equipped with the water blocking limit of upwards buckling, and wherein the first water blocking limit 2 of front side is upwards erect, the second water blocking limit 4 of roof 1 left side includes inwards obliquely upwards extending first hem 6, and the end of first hem 6 outwards obliquely upwards buckles the back and extends and form second hem 7, and the end of second hem 7 inwards obliquely downwards buckles the back and extends and form third hem 8, the second hem 7 of second water blocking limit 4, the effectual water droplet that prevents the comdenstion water of third hem 8 are formed ponding in the top of second water blocking limit 4. The third water baffle edge 5 on the right side of the top plate 1 comprises a fourth folded edge 9 extending inwards and obliquely upwards, the inclination angle of the fourth folded edge 9 relative to the horizontal plane is the same as that of the first folded edge 6, the tail end of the fourth folded edge 9 is outwards and obliquely upwards bent and then extends to form a fifth folded edge 10, the inclination angle of the fifth folded edge 10 relative to the horizontal plane is the same as that of the second folded edge 7 relative to the horizontal plane, after two adjacent cabinet bodies are placed side by side, the second folded edge 7 and the third folded edge 8 of the second water baffle edge 4 on the left side of the top plate of one cabinet body are positioned above the third water baffle edge 5 on the right side of the top plate of the adjacent cabinet body, so that the cover of the third water baffle edge 5 is formed, and condensate water at the top of the low-voltage distribution cabinet cannot enter a joint gap between the two cabinet bodies. The first folded edge 6 and the second folded edge 7 of the second water-blocking edge 4 are respectively matched with the fourth folded edge 9 and the fifth folded edge 10 of the third water-blocking edge 5 to form an outer package, so that the contact area between the second water-blocking edge 4 and the third water-blocking edge 5 is increased, the matching strength of the second water-blocking edge 4 and the third water-blocking edge 5 is increased, deformation after long-time use is prevented, and the water-blocking capacity is improved. Meanwhile, the condensed water is prevented from forming ponding above the second water retaining edge 4, and further the condensed water is prevented from being gathered at the joint part between the two cabinet bodies to form ponding. The gaps between the first water blocking edge 2 on the front side of the top plate 1 and the second water blocking edge 4 and the third water blocking edge 5 are connected through welding or waterproof glue coating. The rear side of the top plate 1 is provided with a downward folded drainage edge 3 for draining condensed water at the top of the low-voltage power distribution cabinet. The hem 3 is folded down to provide a hem that provides for drainage of water from the rear side while ensuring the strength of the rear side of the overall roof panel 1. The levelness of the integral top plate is guaranteed, the machining error of the integral top plate is reduced, the integral top plate is guaranteed not to be in a concave shape, and water drops are prevented from converging above the top cover plate.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the utility model, and those skilled in the art will appreciate that the modifications made to the utility model fall within the scope of the utility model without departing from the spirit of the utility model.
Claims (7)
1. The utility model provides a top waterproof construction of low-voltage distribution cabinet, includes the cabinet body of a plurality of low-voltage distribution cabinets, its characterized in that: the cabinet is characterized in that the front side, the left side and the right side of the top plate (1) of the cabinet body are respectively provided with an upward bending water blocking edge, the first water blocking edge (2) of the front side is upward vertical, the second water blocking edge (4) of the left side extends upwards and then obliquely stretches outwards and then bends downwards, the third water blocking edge (5) of the right side extends upwards, the extending height of the third water blocking edge (5) is lower than that of the second water blocking edge (4), after two adjacent cabinet bodies are placed side by side, the second water blocking edge (4) of the left side of the top plate of one cabinet body is located above the third water blocking edge (5) of the right side of the top plate of the adjacent cabinet body, and a cover for the third water blocking edge (5) is formed, so that condensed water at the top of the low-voltage power distribution cabinet cannot enter a joint gap between the two cabinet bodies.
2. The roof waterproof structure of a low-voltage power distribution cabinet according to claim 1, wherein: the rear side of the top plate (1) is provided with a downwards folded drainage edge (3) for draining condensed water at the top of the low-voltage power distribution cabinet.
3. The roof waterproof structure of a low-voltage power distribution cabinet according to claim 1, wherein: the gaps between the first water blocking edge (2) on the front side of the top plate (1) and the second water blocking edge (4) and the third water blocking edge (5) are connected through welding or waterproof glue coating.
4. The roof waterproof structure of a low-voltage power distribution cabinet according to claim 1, wherein: the second water blocking edge (4) on the left side of the top plate (1) comprises a first folded edge (6) extending vertically upwards, the tail end of the first folded edge (6) is outwards and obliquely upwards bent and then extends to form a second folded edge (7), the tail end of the second folded edge (7) is outwards and obliquely downwards bent and then extends to form a third folded edge (8), the third water blocking edge (5) on the right side of the top plate (1) vertically extends upwards, and after two adjacent cabinet bodies are placed side by side, the second folded edge (7) and the third folded edge (8) of the second water blocking edge (4) on the left side of the top plate of one cabinet body are located above the third water blocking edge (5) on the right side of the top plate of the adjacent cabinet body to form a cover for the third water blocking edge (5).
5. The roof waterproof structure of a low-voltage power distribution cabinet according to claim 4, wherein: the third water blocking edge (5) is of an upward folding structure.
6. The roof waterproof structure of a low-voltage power distribution cabinet according to claim 1, wherein: the left side of the top plate (1) is close to the second water blocking edge (4), and the right side is close to the third water blocking edge (5), and water guide grooves (11) are formed in the top plate.
7. The roof waterproof structure of a low-voltage power distribution cabinet according to claim 1, wherein: the left second water blocking edge (4) of the top plate (1) comprises a first folded edge (6) extending inwards and obliquely upwards, the tail end of the first folded edge (6) extends to form a second folded edge (7) after being bent outwards and obliquely upwards, the tail end of the second folded edge (7) extends to form a third folded edge (8) after being bent inwards and obliquely downwards, the right third water blocking edge (5) of the top plate (1) comprises a fourth folded edge (9) extending inwards and obliquely upwards, the inclination angle of the fourth folded edge (9) relative to the horizontal plane is the same as that of the first folded edge (6), the tail end of the fourth folded edge (9) extends to form a fifth folded edge (10) after being bent outwards and obliquely upwards, the inclination angle of the fifth folded edge (10) relative to the horizontal plane is the same as that of the second folded edge (7), after two adjacent cabinet bodies are placed side by side, the second folded edge (7) and the third folded edge (8) of the second water blocking edge (4) on the left side of the top plate of the cabinet body are located on the third water blocking edge (5) on the right side of the adjacent cabinet body, and the third water blocking edge (5) is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223572630.5U CN219458358U (en) | 2022-12-31 | 2022-12-31 | Top waterproof structure of low-voltage power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223572630.5U CN219458358U (en) | 2022-12-31 | 2022-12-31 | Top waterproof structure of low-voltage power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219458358U true CN219458358U (en) | 2023-08-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223572630.5U Active CN219458358U (en) | 2022-12-31 | 2022-12-31 | Top waterproof structure of low-voltage power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219458358U (en) |
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2022
- 2022-12-31 CN CN202223572630.5U patent/CN219458358U/en active Active
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