CN211790326U - Alternating current low-voltage power distribution cabinet - Google Patents
Alternating current low-voltage power distribution cabinet Download PDFInfo
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- CN211790326U CN211790326U CN202020669082.XU CN202020669082U CN211790326U CN 211790326 U CN211790326 U CN 211790326U CN 202020669082 U CN202020669082 U CN 202020669082U CN 211790326 U CN211790326 U CN 211790326U
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Abstract
The utility model relates to an AC low-voltage power distribution cabinet, including the louvre of seting up on the cabinet body and the cabinet body, the cabinet body has the clearance including skin and inlayer between skin and the inlayer, and the louvre is seted up in outer bottom, and the inner wall top of inlayer is provided with the ventilation hole that communicates with cabinet internal portion. The utility model discloses have that waterproof performance is good, safe in utilization's effect.
Description
Technical Field
The utility model belongs to the technical field of power equipment's technique and specifically relates to an AC low voltage power distribution cabinet is related to.
Background
The power distribution cabinet is used for power generation, power transmission, power distribution, electric energy conversion and consumption of a power system and plays roles of on-off, control or protection and the like. The switch equipment, the measuring instrument, the protective electric appliance and the auxiliary equipment are assembled in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirement of the power distribution cabinet to form a low-voltage power distribution device. In normal operation, the circuit can be switched on or off by means of a manual or automatic switch. When the fault or abnormal operation occurs, the circuit is cut off or an alarm is given by the aid of the protective electric appliance. The measuring instrument can display various parameters in operation, and can also adjust some electrical parameters to prompt or send out signals for deviation from normal working state.
The AC low-voltage power distribution cabinet is suitable for a power distribution system with 50Hz AC, 380V rated working voltage and 31-50A rated working current of power users such as power plants, transformer substations, plant and mining enterprises, and is used for power conversion, distribution and control of power, lighting and power distribution equipment. The voltage in the switch board is high, if the income water can the electric leakage, and then takes place dangerously, and can make the extensive short circuit of circuit impaired, cause huge economic loss.
The utility model discloses an exchange low-voltage distribution cabinet in the chinese utility model patent of bulletin number CN202127177U, including the cabinet body, the cabinet door is constituteed, and the cabinet door adopts the activity articulated to link to each other with the frame, and a W type rubber plastic strip has all been inlayed to the hem department of cabinet door, and the louvre has been seted up on cabinet body upper portion, the hole that induced drafts has been seted up to the lower part.
The above prior art solutions have the following drawbacks: it does not have waterproof performance, and in rainy day, rainwater or steam enter into the cabinet body through the louvre and the hole of induced drafting of seting up on the cabinet body easily for the internal humidity increase of cabinet leads to the internal electronic components of cabinet to intake the short circuit and damages.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an alternating current low-voltage power distribution cabinet, it has the advantage that waterproof performance is good, safe in utilization to exist not enough to prior art.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides an alternating current low-voltage power distribution cabinet, includes the louvre of seting up on the cabinet body and the cabinet body, the cabinet body is including skin and inlayer, the clearance has between skin and the inlayer, the louvre is seted up in outer bottom, the inner wall top of inlayer is provided with the ventilation hole with the internal portion intercommunication of cabinet.
Through adopting above-mentioned technical scheme, the cabinet body sets up to inlayer and skin, the clearance has between inlayer and the skin, the louvre sets up in outer bottom, when rainy day, rainwater or steam enter into the cabinet body through the louvre, the rainwater or the steam that enter into the cabinet body this moment can be blockked between inlayer and skin, rainwater and steam keep off at the separation of inlayer down, rainwater and steam can not directly enter into the inside of the cabinet body, avoid leading to the electronic components of the internal portion of cabinet to intake the short circuit and damage, switch board waterproof performance is good, high durability and safety.
The present invention may be further configured in a preferred embodiment as: a water chute is arranged at the bottom between the outer layer and the inner layer, a drain hole is arranged in the water chute, and the drain hole is communicated with the outside of the cabinet body.
By adopting the technical scheme, rainwater and water vapor blocked by the inner layer are guided by the water guide groove, collected and collected, and finally discharged out of the cabinet body through the water discharge hole, so that the power distribution cabinet is good in waterproof performance and safe to use.
The present invention may be further configured in a preferred embodiment as: the radiating holes are provided with eave and the openings of the radiating holes face downwards.
Through adopting above-mentioned technical scheme, the louvre is provided with the opening of eave and louvre down, and the eave can effectually shelter from the rainwater during rainy day, can prevent that the rainwater from directly entering into the cabinet internal, ensures that switch board waterproof performance is good, safe in utilization.
The present invention may be further configured in a preferred embodiment as: the cabinet body is internally provided with a fan used for dehumidification and heat dissipation.
Through adopting above-mentioned technical scheme, the fan not only can play radiating effect, can in time dehumidify moreover, ensures that switch board waterproof performance is good, safe in utilization.
The present invention may be further configured in a preferred embodiment as: the top of the cabinet body is provided with a rain shielding plate for shielding rain.
Through adopting above-mentioned technical scheme, the dash board that is located cabinet body top can hide rain, and the rainwater is hit on the dash board during rainy day, avoids the rainwater directly to hit on the cabinet body, prevents that the rainwater from entering into the cabinet internal along the louvre, ensures that switch board waterproof performance is good, safe in utilization.
The present invention may be further configured in a preferred embodiment as: a surrounding plate is arranged on the edge of the rain shielding plate, and a water outlet pipe is arranged on the rain shielding plate.
Through adopting above-mentioned technical scheme, the dash board edge is provided with the bounding wall, and the rainwater can be collected on the dash board, arranges the earth's surface via the outlet pipe, ensures that switch board waterproof performance is good, safe in utilization.
The present invention may be further configured in a preferred embodiment as: and a hydrophobic layer is arranged on the side wall of the inner layer close to the outer layer.
Through adopting above-mentioned technical scheme, the hydrophobic layer can ensure that rainwater can drop automatically when dropping on the cabinet body, and can not adhere to on the cabinet body, ensures that switch board waterproof performance is good, safe in utilization.
The present invention may be further configured in a preferred embodiment as: and a glass observation window is embedded in the side wall of the cabinet body.
Through adopting above-mentioned technical scheme, the glass observation window makes things convenient for the staff to observe the internal condition of cabinet, ensures the safe in utilization of switch board.
To sum up, the utility model discloses a following at least one useful technological effect:
rainwater or water vapor can be blocked between the inner layer and the outer layer, and cannot directly enter the cabinet body under the blocking of the inner layer, so that the damage of water inlet short circuit of electronic components in the cabinet body is avoided, and the power distribution cabinet is good in waterproof performance and safe to use;
the rainwater and the water vapor blocked by the inner layer are guided by the water chute, collected and collected, and finally discharged out of the cabinet body through the water discharge hole;
the rain shielding plate can shield rain, rainwater is prevented from directly striking the cabinet body on the rain shielding plate in rainy days, and the rainwater is prevented from entering the cabinet body along the heat dissipation holes.
Drawings
FIG. 1 is an overall schematic view of the present embodiment;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 3 is a sectional view taken along line B-B in fig. 1.
Reference numerals: 1. a cabinet body; 2. an outer layer; 3. an inner layer; 4. a water chute; 5. a drain hole; 6. heat dissipation holes; 7. a fan; 8. a flashing; 9. enclosing plates; 10. a water outlet pipe; 11. a glass viewing window; 12. a vent hole.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses an ac low-voltage power distribution cabinet, including the cabinet body 1, the cabinet body 1 is cuboid frame form.
Referring to fig. 1 and 2, the cabinet 1 includes an outer layer 2 and an inner layer 3, the outer layer 2 and the inner layer 3 are integrally formed, and a gap is formed between the outer layer 2 and the inner layer 3. The inner layer 3 is provided with a hydrophobic layer (not shown) on the side wall near the outer layer 2, and the hydrophobic layer is a super-hydrophobic coating. The top of the inner wall of the inner layer 3 is provided with a vent hole 12, the vent hole 12 is rectangular, and the vent hole 12 is communicated with the inside of the cabinet body 1. Two water chutes 4 are formed in the bottom between the outer layer 2 and the inner layer 3, and the water chutes 4 are obliquely arranged. The intersection of the lowest ends of the two water guide grooves 4 is vertically provided with a drain hole 5, the drain hole 5 is cylindrical, and the drain hole 5 is communicated with the outside of the cabinet body 1.
Referring to fig. 2 and 3, the side wall of the cabinet body 1 is provided with rows of heat dissipation holes 6, the heat dissipation holes 6 are located at the bottom of the outer layer 2, the heat dissipation holes 6 are integrally formed with eaves (not marked in the figures), and the openings of the heat dissipation holes 6 face downward. A fan 7 is welded and fixed inside the cabinet 1, and the fan 7 is used for dehumidifying and radiating heat inside the cabinet 1.
The top welded fastening of the cabinet body 1 has a flashing 8 for shielding rain, the flashing 8 is rectangular, the area of the flashing 8 is larger than that of the top of the cabinet body 1, so that the flashing 8 can completely cover the top of the cabinet body 1. The edge of the rain shield 8 is integrally formed with a coaming 9, so that the cross section of the rain shield 8 is concave. The bottom welded fastening of dash board 8 has outlet pipe 10, and outlet pipe 10 is cylindricly, and the axis direction of outlet pipe 10 is perpendicular with dash board 8's diapire for ponding in dash board 8 can in time be arranged the earth's surface.
The lateral wall of the cabinet body 1 is inlaid with a glass observation window 11, and the glass observation window 11 facilitates workers to observe the conditions in the cabinet body 1, so that the good waterproof performance and the safe use of the power distribution cabinet are ensured.
The implementation principle of the embodiment is as follows: in rainy days, partial rainwater enters the cabinet body 1 through the heat dissipation holes 6, the rainwater is blocked by the inner layer 3 and cannot directly enter the cabinet body 1, and the rainwater is discharged to the outside of the cabinet body 1 from the water drainage holes 5 along the water chute 4; the flashing 8 that the 1 top of the cabinet body set up plays the effect of keeping out rain, and the surface of earth is in time discharged along outlet pipe 10 to the rainwater of collecting in the flashing 8, ensures that the waterproof performance of switch board is good, safe in utilization.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. The utility model provides an AC low-voltage power distribution cabinet, includes louvre (6) of seting up on the cabinet body (1) and the cabinet body (1), its characterized in that: the cabinet body (1) includes skin (2) and inlayer (3), the clearance has between skin (2) and inlayer (3), the bottom of skin (2) is seted up in louvre (6), the inner wall top of inlayer (3) is provided with ventilation hole (12) with the inside intercommunication of the cabinet body (1), bottom between skin (2) and inlayer (3) is provided with guiding gutter (4), be provided with wash port (5) in guiding gutter (4), wash port (5) and the outside intercommunication of the cabinet body (1).
2. Ac low-voltage distribution cabinet according to claim 1, characterized in that: the heat dissipation holes (6) are provided with eave, and the openings of the heat dissipation holes (6) face downwards.
3. Ac low-voltage distribution cabinet according to claim 1, characterized in that: a fan (7) used for dehumidification and heat dissipation is arranged in the cabinet body (1).
4. Ac low-voltage distribution cabinet according to claim 1, characterized in that: the top of the cabinet body (1) is provided with a rain shielding plate (8) for shielding rain.
5. AC low-voltage distribution cabinet according to claim 4, characterized in that: a coaming (9) is arranged on the edge of the rain shielding plate (8), and a water outlet pipe (10) is arranged on the rain shielding plate (8).
6. Ac low-voltage distribution cabinet according to claim 1, characterized in that: and a hydrophobic layer is arranged on the side wall of the inner layer (3) close to the outer layer (2).
7. Ac low-voltage distribution cabinet according to claim 1, characterized in that: the side wall of the cabinet body (1) is embedded with a glass observation window (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020669082.XU CN211790326U (en) | 2020-04-27 | 2020-04-27 | Alternating current low-voltage power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020669082.XU CN211790326U (en) | 2020-04-27 | 2020-04-27 | Alternating current low-voltage power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211790326U true CN211790326U (en) | 2020-10-27 |
Family
ID=72957670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020669082.XU Active CN211790326U (en) | 2020-04-27 | 2020-04-27 | Alternating current low-voltage power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211790326U (en) |
-
2020
- 2020-04-27 CN CN202020669082.XU patent/CN211790326U/en active Active
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