CN218976105U - Box transformer substation foundation preventing seepage of water - Google Patents

Abstract

The utility model discloses a fan case becomes basis of prevention of seepage water in electrical equipment construction technical field, including bottom plate and the side wall of being connected all around of bottom plate, the side wall is formed by the tile stack of a plurality of "M" shape, and the inner wall of bottom plate and side wall is equipped with waterproof geotechnique cloth, has seted up the cable hole of intercommunication on side wall and the waterproof geotechnique cloth, be equipped with pre-buried spool in the cable hole, be connected through impervious material between pre-buried spool and the cable hole. The largest difference between the box transformer foundation and the conventional box transformer foundation in the scheme is that the side wall is formed by stacking a plurality of M-shaped tiles, and the explanation of the principle proves that the side wall has a good effect of draining rainwater reversely, so that rainwater is prevented from penetrating into the side wall, the structure is simple, the effect is obvious, and the problem that water is easy to accumulate in the box transformer foundation is solved.

Description

Box transformer substation foundation preventing seepage of water

Technical Field

The utility model belongs to the technical field of construction of electrical equipment, and particularly relates to a water seepage prevention fan box transformer foundation.

Background

The box-type transformer substation is called a preassembled transformer substation or a preassembled transformer substation, and is called the box-type transformer substation for short. The high-voltage switch equipment, the distribution transformer and the low-voltage distribution device are prefabricated indoor and outdoor compact distribution equipment in a factory and are arranged into a whole according to a certain wiring scheme, namely, the functions of voltage reduction of the transformer, low-voltage distribution and the like are organically combined together and are installed in a moistureproof, antirust, dustproof, rat-proof, fireproof, antitheft, heat-insulating, fully-enclosed and movable steel structure box.

The box transformer foundation is the installation foundation of the box type transformer substation, and the foundation is designed according to the requirements of the size, the weight, the cable installation, the operation, the maintenance and the overhaul of the box transformer substation. The box transformer foundation is also commonly known as the building foundation of an inverter and a box transformer. The steel plate is embedded on the box transformer base, so that a balanced and stable base is provided for inverter installation and box transformer installation. The box transformer substation is characterized in that a cable hole penetrating through the cable is formed in the box transformer substation foundation, a hidden channel is provided for converging outgoing lines of the box transformer to incoming lines of the inverter, and a channel is provided for the outgoing lines of the inverter to incoming lines of the box transformer substation, namely, the incoming and outgoing lines of the box transformer substation are below the ground.

Most of the existing box transformer substation foundations are dug at the installation position, reinforcement meshes are bound, the on-site use box transformer substation foundation templates are formed by concrete pouring, the box transformer substation foundation templates comprise a bottom plate and side walls, cable holes are formed in the side walls, embedded line pipes are arranged in the cable holes, the embedded line pipes are connected with the cable holes through impervious materials, and cables penetrate through the embedded line pipes. From the safety point of view, the electrical profession requires that no water is allowed in the foundation during operation. The main waterproof technology of the current box transformer foundation is as follows: draining accumulated water in the foundation before the box transformer is installed; after the box transformer is installed, the gap between the box transformer base and the foundation is tightly sealed by waterproof materials. But actual effect is relatively poor, when meetting the rainfall, the rainwater is used for the reservation mouth of pre-buried spool to flow backward from case change basis lateral wall easily, leads to case change inside ponding phenomenon that exists more of basis, and current case becomes the basic use period, and its inside ponding drainage difficulty causes the cable to soak in the aquatic.

Disclosure of Invention

The utility model aims to provide a water seepage prevention box transformer foundation, which solves the problems of water seepage and water accumulation of the box transformer foundation in the prior art.

The utility model provides a case becomes basis of prevention of seepage water in this scheme, includes the side wall that bottom plate and bottom plate are connected all around, the side wall is formed by the tile cascade of a plurality of "M" shape, and the inner wall of bottom plate and side wall is equipped with waterproof geotechnique's cloth, has seted up the cable hole of intercommunication on side wall and the waterproof geotechnique's cloth, be equipped with pre-buried spool in the cable hole, be connected through impervious material between pre-buried spool and the cable hole.

The working principle of the scheme is as follows: the tile has strong water seepage prevention effect, and the roof of the traditional Chinese house is covered by the tile to have the water seepage prevention effect. The side wall of box transformer substation foundation is formed by stacking the tiles of the M shape, the tiles are formed by connecting three arched or semi-cylindrical independent tiles, the concave surfaces of the independent tiles in the middle face upwards, so that two sides of the tiles of the M shape are bent downwards, and due to the fact that water flows downwards, penetrating rainwater outside the box transformer substation foundation can penetrate downwards along the outer side of the tiles and cannot penetrate into the inner side of the side wall easily, even if raining or storm water is carried out at night, the tile structure of the scheme has the effect that the independent tiles with the middle concave downwards play the role of intercepting and guiding, and the water seepage prevention effect can be achieved. Meanwhile, waterproof geotechnical cloth is used as a secondary waterproof structure on the inner sides of the side walls and the bottom plate in the scheme, so that the water seepage prevention effect of the box transformer foundation is enhanced.

And the embedded wire pipe is connected with the cable hole by adopting impervious materials, so that the sealing performance of the parts is enhanced.

The beneficial technical effects of this scheme are: the largest difference between the box transformer foundation and the conventional box transformer foundation in the scheme is that the side wall is formed by stacking a plurality of M-shaped tiles, and the explanation of the principle proves that the side wall has a good effect of draining rainwater reversely, so that rainwater is prevented from penetrating into the side wall, the structure is simple, the effect is obvious, and the problem that water is easy to accumulate in the box transformer foundation is solved.

Further, the barrier material is water-impermeable. The water-proof leak-stopping material is high-efficiency, dampproof and impervious, has good adhesive property, plays the role of connection and the effects of seepage resistance and leak stopping, has good water resistance and is not easy to age.

Further, the cable hole is obliquely arranged, and the inner side of the cable hole is higher than the outer side of the cable hole. Similar with the tile structure principle that this scheme adopted, the cable hole of slope can be better avoid the rainwater to flow backward.

Further, the top of side wall is equipped with the prevention of seepage section that strengthens that is higher than the earth's surface, the inboard of strengthening prevention of seepage section is equipped with the catch basin all around, is equipped with on the strengthening prevention of seepage section and communicates with the catch basin and be located the drain pipe of strengthening prevention of seepage section outside. The gap that box becomes and box becomes the junction of basis exists, and such gap also can adopt water leak-free to shutoff, and even if there is the rainwater to infiltrate from the gap in the setting of the catch basin that reunite on this basis, the rainwater of infiltration can receive the interception of catch basin and avoid the rainwater to flow into the box to become to store in the basis, and ponding accessible drain pipe in the catch basin is fallen and is arranged outside the box to become the basis.

Further, the cross section of the water storage groove is L-shaped.

Further, a plurality of water delivery holes are uniformly distributed on the lower side of the water discharge pipe. The discharged accumulated water is split from the water delivery hole, so that the phenomenon that the permeability is enhanced due to excessive concentrated outflow rainwater is avoided.

Drawings

FIG. 1 is a schematic diagram of a basic embodiment 1 of a water impermeable tank transformer of the present utility model;

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is a schematic structural view of a water-impermeable tank transformer foundation example 2 of the present utility model.

Detailed Description

The following is a further detailed description of the embodiments:

reference numerals in the drawings of the specification include: the waterproof and waterproof building comprises a bottom plate 1, side walls 2, tiles 21, waterproof geotextile 3, a water-tight pipe 4, an embedded spool 5, a drain pipe 6, a reinforced seepage-proofing section 7 and a water storage tank 8.

Example 1 is substantially as shown in fig. 1 and 2: the utility model provides a case becomes basis of prevention of seepage water, includes bottom plate 1 and bottom plate 1 side wall 2 of being connected all around, side wall 2 is formed by the range upon range of tile 21 of a plurality of "M" shape, connects through the concrete between the tile 21, and such tile 21 is formed by three arch or half cylinder independent tile 21 connection promptly, is located the independent tile 21 concave surface in the middle up, so the tile 21 both sides of "M" shape are crooked downwards. As with the tiles 21 used in the traditional house, the tiles 21 of the scheme have a strong water seepage prevention effect, and the roof of the traditional house in China is covered by the tiles 21 to play a role in seepage prevention.

The inner wall of bottom plate 1 and side wall 2 is equipped with waterproof geotechnique's cloth 3, has offered the cable hole of intercommunication on side wall 2 and the waterproof geotechnique's cloth 3, and the cable hole slope sets up, and the inboard of cable hole is higher than the outside. Be equipped with pre-buried spool 5 in the cable hole, be connected through impervious material between pre-buried spool 5 and the cable hole, the impervious material that this scheme adopted is water leak-proof 4, still can pack the fire prevention package of pouch in the cable hole and pack the compaction with the cable hole, then can also fire prevention package again and scribble inorganic putty, makes fire prevention package and the drill way of cable hole flush, and all other gaps all use 4 shutoff reinforcing compactibility. The gaps between the tiles 21 are sealed by water-tight 4.

Example 2 differs from example 1 as shown in fig. 3: the top of side wall 2 is equipped with the prevention of seepage section 7 that strengthens that is higher than the earth's surface, the inboard of strengthening prevention of seepage section 7 is equipped with catch basin 8 all around, and the cross-section of catch basin 8 is "L" shape, is equipped with on strengthening prevention of seepage section 7 with catch basin 8 intercommunication and be located the drain pipe 6 of strengthening prevention of seepage section 7 outside, the downside equipartition of drain pipe 6 has a plurality of water delivery holes.

Taking example 1 as an example, the principle of water seepage prevention is as follows: the tile 21 both sides of "M" shape are crooked downwards, because water flows to the low department, so the case becomes the outside of foundation have the rainwater infiltration of infiltration also can not permeate the side wall 2 inboard easily along tile 21 outside underground, even rainy or heavy rain night, the tile 21 structure of this scheme has the middle independent tile 21 of indent downwards to exert the effect of interception water conservancy diversion, also can play the prevention of seepage water effect. Meanwhile, waterproof geotechnical cloth 3 is used as a secondary waterproof structure on the inner sides of the side wall 2 and the bottom plate 1 in the scheme, so that the water seepage prevention effect of the box transformer foundation is enhanced.

Claims (6)

1. The utility model provides a case becomes basis of prevention of seepage water which characterized in that: including bottom plate and bottom plate side wall that is connected all around, the side wall is formed by the lamination of a plurality of "M" shape tiles, and the inner wall of bottom plate and side wall is equipped with waterproof geotechnique cloth, has seted up the cable hole of intercommunication on side wall and the waterproof geotechnique cloth, be equipped with pre-buried spool in the cable hole, be connected through impervious material between pre-buried spool and the cable hole.

2. A water impervious tank transformer foundation as claimed in claim 1, wherein: the impervious material is water-proof.

3. A water impervious tank transformer foundation as claimed in claim 2, wherein: the cable hole is obliquely arranged, and the inner side of the cable hole is higher than the outer side of the cable hole.

4. A water impervious tank transformer foundation as claimed in claim 3, wherein: the top of side wall is equipped with the prevention of seepage section that strengthens that is higher than the earth's surface, the inboard of strengthening the prevention of seepage section is equipped with the catch basin all around, is equipped with on the strengthening the prevention of seepage section and communicates with the catch basin and be located the drain pipe of strengthening the prevention of seepage section outside.

5. The water-impermeable tank foundation of claim 4, wherein: the section of the water storage groove is L-shaped.

6. The water-impermeable tank foundation of claim 5, wherein: a plurality of water delivery holes are uniformly distributed on the lower side of the water delivery pipe.

Images