CN207200073U - A kind of ventilation prevention waterlogging device for becoming transformer melt pit for landscape type imbededd case - Google Patents

Abstract

The utility model discloses a ventilation and anti-waterlogging device for a landscape-type buried box transformer transformer pit, which comprises a device main body, which is a box-shaped structure with four sides closed, top and bottom surfaces open, and a sealing cover on the top. It includes a sealed top cover and a four-sided closed box; the four sides of the sealed top cover are vertically connected to the four sides of the four-sided closed box; the four sides of the four-sided closed box are reserved for ventilation and rainproof louvers; the four-sided closed box is equipped with anti-waterlogging devices The anti-waterlogging device is a square cylindrical device, the top of the anti-waterlogging device is equipped with a ventilation axial flow fan, and the anti-waterlogging device is closely connected with the bottom of the main body of the device. The utility model is used for the ventilation and anti-waterlogging device of the landscape-type underground box-transformer transformer pit, which effectively reduces the temperature in the landscape-type buried box-transformer protection box to the normal working temperature in real time, and prevents the flooding caused by urban waterlogging. Water enters the protection box of the landscape-type underground box-type transformer transformer, and is not limited by the installation location and the surrounding environment.

Description

A ventilation and anti-waterlogging device for a landscape-type buried box transformer transformer pit

technical field

The utility model relates to the field of a landscape-type buried box-type substation, in particular to a ventilation and waterlogging prevention device for a transformer pit of a landscape-type buried box-type transformer.

Background technique

With the acceleration of urban and rural modernization, urban construction has entered the stage of urban beauty aimed at improving streetscapes and city appearances. The traditional box-type substations occupy the golden ground of the busy city in a disorderly manner, which is incompatible with the beautiful urban environment. Urban planning, expressways, and public facilities construction have higher and higher requirements for power equipment. In developed countries such as Europe, the United States, and Japan, transformers have been gradually buried underground for installation in accordance with the concept of urban ecological design. Landscape buried box substation is a brand-new complete set of power equipment designed and developed to meet the requirements of the above fields.

Landscape buried box substation is mainly composed of buried transformer and box-type outdoor switchgear. The buried transformer is a new type of compact power transformation equipment combined with transformers, high-voltage load switches, fuses, etc. It is installed in the pit and does not occupy surface space. However, the transformer protection box in the underground part of the landscape buried box is a structurally sealed box, and the heat generated by the transformer inside cannot be quickly and well discharged from the transformer pit box, which will make the box inside The temperature gradually rises, affecting the normal operation of the transformer.

If the transformer box is simply provided with ventilation and cooling holes, it will be affected by harsh environments such as rainwater and urban waterlogging, which will cause rainwater and waterlogged water to pour into the transformer protective box, which will bring certain safety hazards to the long-term operation of the transformer.

Utility model content

The purpose of this utility model is to solve the above technical problems, to provide a ventilation and anti-waterlogging device for landscape-type buried box transformer transformer pit, to realize the ventilation and heat dissipation of the fully buried transformer protection box and to prevent waterlogging in its surrounding environment The accumulated water will affect the protective box of the fully buried transformer.

The technical scheme adopted in the utility model is:

A ventilation and waterlogging prevention device for a landscape-type buried box transformer transformer pit, including a device body, the device body is a box-shaped structure with four sides closed, top and bottom openings, and a sealing cover on the top. The device body includes A sealed top cover and a four-sided closed box; the four sides of the sealed top cover are respectively vertically connected to the four sides of the four-sided closed box; four sides of the four-sided closed box are reserved for ventilation and rainproof shutters; the inside of the four-sided closed box An anti-waterlogging device is provided; the anti-waterlogging device is a square cylindrical device, the top of the anti-waterlogging device is equipped with a ventilation axial flow fan, and the anti-waterlogging device is closely connected with the bottom of the main body of the device.

Further, a sealing O-ring is provided between the sealing top cover and the four-sided sealing box.

Further, tamper-proof safety locks are respectively installed on both symmetrical sides of the sealed top cover.

Further, the back of the ventilation and rainproof louvers is laid with stainless steel wire insect-proof and rodent netting.

Further, the number of the ventilation axial flow fans is four, and the ventilation axial flow fans are exhaust fans with protection grade IP65 or IP68.

Further, the waterlogging prevention device prevents waterlogged water from entering the protection box of the landscape-type underground box-type transformer transformer when waterlogging occurs in the city.

The beneficial effect of the utility model is that, compared with the prior art, the utility model discloses a ventilation and anti-waterlogging device for landscape-type buried box transformer transformer pits. The main body of the ventilation and anti-waterlogging device is a four-sided closed top and A box-shaped structure with an opening on the bottom and a sealing cover on the top. A square cylindrical anti-waterlogging device of a certain height is installed at the bottom of the ventilation and anti-waterlogging device. At the bottom of the ventilation and anti-waterlogging device of the underground box-type transformer protection box, there is a square ventilation passage communicating with the landscape-type buried box-type transformer protection box.

The utility model is used for the ventilation and anti-waterlogging device of the landscape-type underground box-transformer transformer pit, which effectively reduces the temperature in the landscape-type buried box-transformer protection box to the normal working temperature in real time, and prevents the flooding caused by urban waterlogging. Water enters the protection box of the landscape-type underground box-type transformer transformer, and is not limited by the installation location and the surrounding environment.

Below in conjunction with accompanying drawing, the utility model is described in further detail.

Description of drawings

Fig. 1 is a structural schematic diagram of the ventilation and waterlogging prevention device of the utility model used in the pit of a landscape buried box transformer transformer.

FIG. 2 is a schematic diagram of the A-A section structure in FIG. 1 .

Fig. 3 is a schematic diagram of the B-B section structure in Fig. 1 .

FIG. 4 is a schematic diagram of the C-C section structure in FIG. 1 .

In the figure, 1-device main body 2-sealed top cover 3-enclosed box on all sides 4-ventilation and rain-proof louvers 5-waterlogging prevention device 6-ventilation axial fan 7-sealing O-ring 8-pry-resistant safety lock 9-stainless steel Silk pest and rodent net 10-upper vent 11-lower vent 12-fixed hole.

Detailed ways

In order to deepen the understanding of the utility model, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. The following examples are only used to illustrate the technical solution of the utility model more clearly, but not to limit the protection scope of the utility model.

As shown in Figure 1 or 3, the utility model is used for the ventilation and waterlogging prevention device of the landscape-type buried box transformer transformer pit, including the device main body, which is box-shaped with four sides closed, top and bottom openings, and a top with a sealing cover structure, the main body of the device includes a sealed top cover and a four-sided closed box; the four sides of the sealed top cover are vertically connected to the four sides of the four-sided closed box; the four sides of the four-sided closed box are reserved for ventilation and rainproof louvers; There is an anti-waterlogging device; the anti-waterlogging device is a square cylindrical device, the top of the anti-waterlogging device is equipped with a ventilation axial flow fan, and the anti-waterlogging device is closely connected with the bottom of the main body of the device.

As shown in Figure 2, the top of the anti-waterlogging device is provided with an upper air vent.

As shown in Figure 3, a sealing O-ring is provided between the sealed top cover and the four-sided closed box; the bottom of the anti-waterlogging device is provided with a lower vent.

As shown in Figure 4, this fixing hole is connected to the fixing hole of the pit cover of the buried box substation, and there is a waterproof sealing O-ring between the two, and the lower vent at the bottom of the anti-waterlogging device is connected to the pit cover of the buried box substation Vent butt.

In the utility model, anti-prying safety locks are respectively installed on both symmetrical sides of the sealing top cover.

In the utility model, the back side of the ventilating and rainproof louver is provided with a stainless steel wire insect-proof and rodent net.

In the utility model, the number of ventilation axial flow fans is 4, and the ventilation axial flow fans are exhaust fans with protection grade IP65 or IP68.

The main body of the ventilation and anti-waterlogging device of the utility model is a box-shaped structure with a closed top on all sides and an open bottom on the top with a sealing cover. A ventilation axial fan is installed on the top of the device, and at the bottom of the ventilation and waterlogging prevention device used for the protection box of the landscape type buried box transformer transformer, there is a square ventilation channel communicating with the landscape type buried box transformer transformer protection box.

When the temperature in the transformer protection box reaches a certain upper limit, the temperature sensor in the transformer protection box will work, instructing the ventilation axial flow fan to work, and the transformer protection box will be forced to exhaust the air to reduce the temperature in the transformer protection box.

When urban waterlogging occurs, rainwater or accumulated water enters the device through the four-sided louvers of the main body of the ventilation and waterlogging prevention device, and the rainwater or accumulated water entering the device is blocked by the anti-flooding device in the device. It will not enter the protective box of the landscape buried box transformer transformer. In case of unexpected circumstances, causing some rainwater or accumulated water to enter the protective box of the landscape-type buried box transformer transformer, the automatic drainage system pre-installed in the protective box of the transformer will be triggered to drain water.

The utility model is used for the ventilation and waterlogging prevention device of the landscape buried box transformer transformer pit, which is installed at any position on the pit cover of the landscape buried box transformer, and the overall volume is much smaller than the high and low voltage power distribution cabinets and underground transformers The external dimensions of the protective box are therefore not affected by external factors at the installation site.

Therefore, the utility model provides a ventilation and waterlogging prevention device for a landscape-type buried box transformer transformer pit, which has the following advantages:

1. The ventilation and heat dissipation performance is optimized on the basis of the original landscape-type buried box transformer transformer protection box;

2. Increase the anti-waterlogging and anti-waterlogging capabilities of the original landscape-type buried box transformer transformer protection box;

3. The arbitrariness of the installation position of the ventilation and anti-waterlogging device used for the protection box of the landscape-type buried box transformer transformer is not affected by external environmental factors.

It should be noted that the above-mentioned embodiments are illustrations and not limitations to the technical solution of the utility model, equivalent replacements by those of ordinary skill in the art or other modifications made according to the prior art, as long as they do not exceed the technical solution of the utility model The idea and scope of the invention should be included in the scope of rights required by the utility model.

Claims (6)

1. A kind of 1. ventilation prevention waterlogging device for becoming transformer melt pit for landscape type imbededd case, it is characterised in that：Including apparatus main body, Described device main body is four face closures, top and bottom surface opening, the box-structure of top with closure, and described device main body includes Top pressure closure and four sides closed box；Four sides of the top pressure closure are respectively perpendicular the four sides for connecting the four sides closed box； Reserve ventilation rainproof shutter in the four sides of the four sides closed box；Prevention waterlogging device is provided with inside the four sides closed box；Institute State prevention waterlogging device be a square tubular device, it is described prevention waterlogging device top equipped with ventilation aerofoil fan, it is described prevention waterlogging device and Described device bottom part body closely connects.
2. 2. a kind of ventilation prevention waterlogging device for becoming transformer melt pit for landscape type imbededd case according to claim 1, it is special Sign is：Sealing O-ring is provided between the top pressure closure and four sides closed box.
3. 3. a kind of ventilation prevention waterlogging device for becoming transformer melt pit for landscape type imbededd case according to claim 1, it is special Sign is：The symmetrical both sides of the top pressure closure are separately installed with prizing-proof safety lock.
4. 4. a kind of ventilation prevention waterlogging device for becoming transformer melt pit for landscape type imbededd case according to claim 1, it is special Sign is：The ventilation rainproof shutter back side is laid with stainless steel wire insect and mouse guarding net.
5. 5. a kind of ventilation prevention waterlogging device for becoming transformer melt pit for landscape type imbededd case according to claim 1, it is special Sign is：The quantity of the ventilation aerofoil fan is 4, and the ventilation aerofoil fan is degree of protection IP65 or IP68 air draft Fan.
6. 6. a kind of ventilation prevention waterlogging device for becoming transformer melt pit for landscape type imbededd case according to claim 1, it is special Sign is：When in city waterlogging occurs for the prevention waterlogging device, block interior excess water and become transformer protection into landscape type imbededd case Case.