CN210326592U

CN210326592U - Prefabricated substation

Info

Publication number: CN210326592U
Application number: CN201921177717.8U
Authority: CN
Inventors: 徐世伟
Original assignee: Zhejiang Jugao Electric Power Equipment Co ltd
Current assignee: Zhejiang Jugao Electric Power Equipment Co ltd
Priority date: 2019-07-25
Filing date: 2019-07-25
Publication date: 2020-04-14
Anticipated expiration: 2029-07-25

Abstract

The utility model discloses a prefabricated substation, which relates to the technical field of substations, and is characterized in that the box body comprises a bottom plate, fixed plates are fixedly connected to the front end and the rear end of the bottom plate, movable plates are fixedly connected to the left end and the right end of the bottom plate, the two sides of one end of the movable plates, which face the bottom plate, are respectively and fixedly connected with the two fixed plates, and the bottom plate, the two fixed plates and the two movable plates are enclosed to form a holding cavity; the box upper end is provided with the top cap, the box setting is all outstanding to top cap circumference face, the bleeder vent has been seted up to the fly leaf side, the bleeder vent slope sets up downwards, the bleeder vent is higher than the one end of keeping away from the holding chamber towards the one end in holding chamber, the one end fixedly connected with fixed cover in holding chamber is kept away from to the fly leaf, fixed cover is located directly over the bleeder vent and the width is greater than the bleeder vent diameter, the utility model has the advantages of avoided the rainwater to enter into the holding intracavity portion and cause the electrical equipment trouble, improved the effect of product service performance.

Description

Prefabricated substation

Technical Field

The utility model relates to a technical field of transformer substation, more specifically say that it relates to a prepackage type transformer substation.

Background

The prefabricated substation realizes electrical connection through a cable or a bus, and all high-low voltage distribution devices and transformers are conventional shaped products. The prefabricated substation has the advantages of small volume, small occupied area, light weight, low manufacturing cost and reliability.

At present, chinese patent with publication number CN202978050U discloses a preassembled transformer substation, which comprises a housing, wherein a distribution transformer is installed in the housing, a first air suction and exhaust fan is installed on the top of the housing in a suspended manner, the first air suction and exhaust fan is located above the distribution transformer, a mounting hole penetrates through the side wall of the housing, and a second air suction and exhaust fan is arranged in each mounting hole.

Although the transformer substation has the effect of enhancing the heat dissipation of the transformer substation, in rainy days, rainwater easily enters the transformer substation through the mounting holes, so that internal electrical equipment fails.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model provides a prepackage type transformer substation has and has avoided the rainwater to enter into the holding intracavity portion and cause the electrical equipment trouble, improves the effect of product service performance.

In order to achieve the above purpose, the utility model provides a following technical scheme: a prefabricated substation comprises a box body, wherein the box body comprises a bottom plate, fixed plates are fixedly connected to the front end and the rear end of the bottom plate, movable plates are fixedly connected to the left end and the right end of the bottom plate, two sides of one end, facing the bottom plate, of each movable plate are fixedly connected with the two fixed plates respectively, and the bottom plate, the two fixed plates and the two movable plates are enclosed to form an accommodating cavity; the box upper end is provided with the top cap, the top cap circumference face all stands out the box setting, the bleeder vent has been seted up to the fly leaf side, the bleeder vent slope sets up downwards, the bleeder vent is higher than the one end of keeping away from the holding chamber towards the one end in holding chamber, the one end fixedly connected with fixed cover in holding chamber is kept away from to the fly leaf, fixed cover is located directly over the bleeder vent and the width is greater than the bleeder vent diameter.

By adopting the technical scheme, the circumferential surface of the top cover is protruded out of the box body, so that rainwater can be effectively reduced from falling onto the fixed plate and the movable plate; the ventilation holes are formed, so that the ventilation effect is achieved, air in the accommodating cavity is communicated with air outside the transformer substation, the cooling effect is achieved, and in addition, the ventilation holes are arranged obliquely downwards, so that rainwater can be prevented from entering the transformer substation when raining; the fixed cover is arranged to further have a rain shielding effect, and rainwater is prevented from falling into the ventilation hole.

The utility model discloses further set up to: the bleeder vent is provided with a plurality ofly and distributes along the vertical array equidistance of fly leaf.

By adopting the technical scheme, the air exchange between the accommodating cavity and the outside of the box body is accelerated through the plurality of air holes.

The utility model discloses further set up to: the top cover is internally provided with a cavity, the bottom of the top cover is provided with first ventilation holes respectively communicated with the accommodating cavity and the cavity, the bottom of the top cover is provided with second ventilation holes respectively communicated with the cavity and the outside of the box body, and fans are arranged in the second ventilation holes.

Through adopting above-mentioned technical scheme, make the air of holding intracavity loop through second ventilation hole and first ventilation hole to the transformer substation outside through the fan, the inside air of holding intracavity reduces for the outside air of transformer substation enters into the holding intracavity through the bleeder vent, realizes holding intracavity air and the outside air exchange of transformer substation, makes holding intracavity cooling, has the effect of reducing the temperature.

The utility model discloses further set up to: the upper end of the top cover adopts a herringbone slope top.

Through adopting above-mentioned technical scheme, when raining, make things convenient for the rainwater to fall to the slope top and flow downwards along the slope.

The utility model discloses further set up to: the supporting plate is arranged in the cavity, and the upper end and the lower end of the supporting plate are fixedly connected with the upper end face and the lower end face of the cavity respectively.

Through adopting above-mentioned technical scheme, set up the backup pad and have the effect of strengthening top cap structural strength.

The utility model discloses further set up to: a first filter screen is arranged in the first vent hole, and a second filter screen for closing an opening of the vent hole is fixedly connected to one side of the movable plate, which faces the accommodating cavity.

Through adopting above-mentioned technical scheme, all have the filter effect through first filter screen and second filter screen, prevent that the impurity in the air from entering into in the transformer substation and influencing electric elements normal operating.

The utility model discloses further set up to: the fixed plate is provided with a fixed hole communicated with the accommodating cavity, and the fixed cover is rotatably connected with a fixed door with a sealed fixed hole.

Through adopting above-mentioned technical scheme, through the fixed orifices, can make things convenient for the staff to enter into the holding intracavity, inspect or maintain the equipment of holding intracavity.

The utility model discloses further set up to: and a handle is arranged at one end of the fixed door, which is far away from the accommodating cavity.

Through adopting above-mentioned technical scheme, can make things convenient for the staff to open or close fixed door through the handle.

The utility model discloses further set up to: the side face of the fixed door facing the fixed hole is fixedly connected with a sealing strip.

Through adopting above-mentioned technical scheme, improve sealed effect through the sealing strip, the rainwater enters into the transformer substation inside when preventing to rain.

The utility model discloses further set up to: the fixed door is provided with an observation hole, and an observation window is arranged in the observation hole.

By adopting the technical scheme, the internal condition of the transformer substation can be directly observed through the observation window.

To sum up, the utility model discloses following beneficial effect has:

1. the circumferential surface of the top cover protrudes out of the box body, so that rainwater can be effectively reduced from falling onto the fixed plate and the movable plate;

2. the arrangement of the air holes has a ventilation effect, so that air in the accommodating cavity is communicated with air outside the transformer substation, the accommodating cavity is cooled, the air holes are arranged obliquely downwards, one end of each air hole facing the accommodating cavity is higher than one end of each air hole far away from the accommodating cavity, and rainwater falling to the air holes can flow out of the transformer substation along the inner wall of each air hole;

3. the fixed cover is arranged to further have a rain shielding effect, and rainwater is prevented from falling into the ventilation hole.

Drawings

FIG. 1 is a schematic view of the entire mechanism of the present embodiment;

FIG. 2 is a sectional view showing the interior of the case in this embodiment.

Reference numerals: 1. a box body; 11. a base plate; 12. a fixing plate; 121. a fixing hole; 122. a fixed door; 123. a hinge; 124. a handle; 125. a sealing strip; 126. an observation hole; 127. an observation window; 13. a movable plate; 131. air holes are formed; 132. a fixed cover; 14. an accommodating cavity; 15. a second filter screen; 2. a top cover; 21. a cavity; 22. a first vent hole; 221. a first filter screen; 23. a second vent hole; 231. a fan; 24. and a support plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The embodiment discloses a prepackage type transformer substation, as shown in fig. 1 and 2, including box 1, box 1 includes bottom plate 11, the equal fixedly connected with fixed plate 12 in both ends around bottom plate 11, the equal fixedly connected with fly leaf 13 in both ends about bottom plate 11, fly leaf 13 towards the both sides of the one end of bottom plate 11 respectively with two fixed plate 12 fixed connection, bottom plate 11, two fixed plate 12 and two fly leaf 13 enclose to close and form holding chamber 14.

As shown in fig. 1 and 2, a top cover 2 is arranged at the upper end of the box body 1, the circumferential surface of the top cover 2 protrudes out of the box body 1, a plurality of air holes 131 are formed in the side edge of the movable plate 13, and the plurality of air holes 131 are arranged along the movable plate 13 in a vertical array. The air holes 131 are inclined downward, one end of the air holes 131 facing the accommodating cavity 14 is higher than one end of the air holes 131 far away from the accommodating cavity 14, one end of the movable plate 13 far away from the accommodating cavity 14 is fixedly connected with a fixing cover 132, and the fixing cover 132 is located right above the air holes 131 and has a width larger than the diameter of the air holes 131.

As shown in fig. 1 and 2, the upper end of the top cover 2 adopts a herringbone slope top. The inside cavity 21 that is equipped with of top cap 2, the first ventilation hole 22 that communicates holding chamber 14 and cavity 21 respectively is seted up to top cap 2 bottom, and the second ventilation hole 23 that communicates cavity 21 and the box 1 outside respectively is seted up to top cap 2 bottom, is provided with fan 231 in the second ventilation hole 23. Through fan 231 for in the air admission cavity 21 in the holding chamber 14, outside at first ventilation hole 22 to the transformer substation, the inside air in holding chamber 14 reduces simultaneously, makes in the outside air of transformer substation enters into holding chamber 14 through bleeder vent 131, realizes the inside air exchange of holding chamber 14 interior air and transformer substation outside air, has the effect that reduces the inside temperature of holding chamber 14.

As shown in fig. 1 and 2, a supporting plate 24 is disposed in the cavity 21, and upper and lower ends of the supporting plate 24 are fixedly connected to upper and lower end surfaces of the cavity 21, respectively. The provision of the support plate 24 has the effect of increasing the strength of the top cover 2.

As shown in fig. 1 and 2, a first filter screen 221 is disposed in the first vent hole 22, and a second filter screen 15 for closing an opening of the vent hole 131 is fixedly connected to one side of the movable plate 13 facing the accommodating cavity 14, and both the first filter screen 221 and the second filter screen 15 have a filtering effect, so that impurities in the air are filtered, and the impurities are prevented from entering the transformer substation to affect the normal operation of the electrical components.

As shown in fig. 1 and 2, a fixing hole 121 communicating with the accommodating chamber 14 is formed in the fixing plate 12, a fixing door 122 sealing the fixing hole 121 is rotatably connected to the fixing plate 12, and the fixing plate 12 is connected to one end of the fixing door 122 through a hinge 123. The end of the fixed door 122 away from the accommodating chamber 14 is provided with a handle 124, and a sealing strip 125 is fixedly connected to the side of the fixed door 122 facing the fixing hole 121. The handle 124 may be provided to facilitate the operator in actuating the fixed door 122 to open or close. The sealing property can be increased by the sealing strip 125 when the fixed door 122 is closed, and rainwater can be prevented from falling into the accommodating cavity 14. Meanwhile, the sealing strips 125 reduce the friction between the fixed door 122 and the fixed holes 121, prevent the fixed door 122 from directly contacting with the fixed plate 12, reduce the damage of the cabinet door and the rack, and prolong the service life of the fixed door 122.

As shown in fig. 1, the fixed door 122 is provided with an observation hole 126, and an observation window 127 is provided in the observation hole 126. Make things convenient for the staff to observe the inside condition of transformer substation through observation window 127, in time discover the inside trouble of transformer substation, reduce the potential safety hazard and produce.

The working principle is as follows: set up, fixed cover 132 and bleeder vent 131 slope downward and set up and bleeder vent 131 is higher than the one end of keeping away from holding chamber 14 towards the one end of holding chamber 14 through 2 circumference of top cap outstanding box 1 settings of face for in rainy weather, can prevent to fall into bleeder vent 131 with the rainwater, improve the effect of product performance.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, any modification, equivalent replacement, or improvement made within the design concept of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a prepackage type transformer substation, includes box (1), its characterized in that: the box body (1) comprises a bottom plate (11), fixed plates (12) are fixedly connected to the front end and the rear end of the bottom plate (11), movable plates (13) are fixedly connected to the left end and the right end of the bottom plate (11), two sides of one end, facing the bottom plate (11), of each movable plate (13) are fixedly connected with the two fixed plates (12), and the bottom plate (11), the two fixed plates (12) and the two movable plates (13) are enclosed to form an accommodating cavity (14); the utility model discloses a storage battery box, including box (1), top cap (1), bleeder vent (131) have been seted up to fly leaf (13) side, bleeder vent (131) slope sets up downwards, bleeder vent (131) are higher than the one end of keeping away from holding chamber (14) towards the one end of holding chamber (14), the one end fixedly connected with fixed cover (132) of holding chamber (14) are kept away from to fly leaf (13), fixed cover (132) are located bleeder vent (131) directly over and the width is greater than bleeder vent (131) diameter.

2. A preassembled transformer substation according to claim 1, characterized in that: the air holes (131) are arranged in a plurality and are distributed along the movable plate (13) in a vertical array at equal intervals.

3. A preassembled transformer substation according to claim 1, characterized in that: the improved refrigerator is characterized in that a cavity (21) is arranged inside the top cover (2), a first ventilation hole (22) which is communicated with the accommodating cavity (14) and the cavity (21) respectively is formed in the bottom of the top cover (2), a second ventilation hole (23) which is communicated with the cavity (21) and the outside of the refrigerator body (1) respectively is formed in the bottom of the top cover (2), and a fan (231) is arranged in the second ventilation hole (23).

4. A preassembled transformer substation according to claim 3, characterized in that: the upper end of the top cover (2) adopts a herringbone slope top.

5. A preassembled transformer substation according to claim 4, characterized in that: a supporting plate (24) is arranged in the cavity (21), and the upper end and the lower end of the supporting plate (24) are fixedly connected with the upper end face and the lower end face of the cavity (21) respectively.

6. A preassembled transformer substation according to claim 3, characterized in that: a first filter screen (221) is arranged in the first vent hole (22), and a second filter screen (15) with an opening of the closed vent hole (131) is fixedly connected to one side of the movable plate (13) facing the accommodating cavity (14).

7. A preassembled transformer substation according to claim 1, characterized in that: the fixing plate (12) is provided with a fixing hole (121) communicated with the accommodating cavity (14), and the fixing plate (12) is rotatably connected with a fixing door (122) of the sealing fixing hole (121).

8. A preassembled transformer substation according to claim 7, characterized in that: and a handle (124) is arranged at one end of the fixed door (122) far away from the accommodating cavity (14).

9. A preassembled transformer substation according to claim 7, characterized in that: the side surface of the fixed door (122) facing the fixed hole (121) is fixedly connected with a sealing strip (125).

10. A preassembled transformer substation according to claim 7, characterized in that: an observation hole (126) is formed in the fixed door (122), and an observation window (127) is arranged in the observation hole (126).