Extensible box-type substation

Abstract

The utility model relates to the technical field of box-type substations, in particular to an extensible box-type substation which comprises a box body and an extension device, the extension device is arranged on the lower surface of the box body and comprises a sliding plate, the sliding plate is slidably connected with the box body, a pedal is fixedly connected to the lower surface of the sliding plate, and a moving rod is fixedly connected to the surface of the pedal. According to the utility model, the density of electrical elements in the box body can be effectively reduced, so that mutual interference caused by too close distance between the elements can be reduced, for example, the influence of electromagnetic interference can be reduced, meanwhile, more sufficient space is reserved for important electrical elements in the box body, maintenance and heat dissipation are facilitated, and the service life of the box body is prolonged. The operation stability of the whole box-type substation is improved, the installation process is simple and convenient, the layout of electrical elements is more reasonable and clear, and the elements with different importance degrees can be quickly positioned in subsequent overhaul and maintenance.

Description

TECHNICAL FIELD

[0001] The utility model relates to box -type substation technical field especially relates to an extensible box -type substation. BACKGROUND

[0002] Box -type substation is a kind of compact substation with high voltage power reception, transformer voltage reduction, low voltage power distribution and other functions organically combined together, it concentrates the equipment scattered in traditional substation in one or several box, with the characteristics of small floor area, easy installation, can greatly reduce construction period and cost, its structure is compact, generally adopts fully-enclosed design, can be widely applied to urban power grid reconstruction, residential area, industrial park, commercial center and other places, provides stable power supply for user.

[0003] In prior art such as the utility model with publication number CN212784470U, the utility model relates to the field of power transmission and transformation equipment, and specifically relates to a box-type substation, which comprises a box body, louvered heat dissipation openings are arranged at the lower ends of the two sides of the box body, a storage battery is arranged at the middle position of the top of the top plate, solar panels are fixedly connected to the top of the inclined plate, uniformly distributed heat dissipation fans are fixedly connected to the top inside the box body, soundproof boards are fixedly connected to the two sides inside the box body, mounting grooves are arranged on the soundproof boards, second rubber pads are fixedly connected to the upper and lower ends of the inner side of the mounting grooves, and evenly distributed ventilation holes are arranged at the bottom of the box body.In the utility model, the louvered heat dissipation openings on the two sides of the box body, the heat dissipation fans and the ventilation holes can reduce the temperature inside the box body, effectively prolong the service life of internal components, the second rubber pads and the first rubber pads can effectively reduce the vibration frequency, and the soundproof boards can effectively reduce noise, so that the utility model has good use effect and is worth promoting.

[0004] However, the existing box-type substation has a compact internal space, so that the operation space is small when maintenance personnel perform equipment maintenance and repair work in the box-type substation, and the work is difficult, some large maintenance tools and equipment may not be able to enter the box body, resulting in low maintenance work efficiency. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the shortcomings in prior art that the existing box-type substation has a compact internal space, so that the operation space is small when maintenance personnel perform equipment maintenance and repair work in the box-type substation, and the work is difficult, and provides an extensible box-type substation.

[0006] In order to achieve the above object, the utility model discloses the following technical scheme: A kind of extensible box-type substation, including box and extension device, the lower surface of the box is provided with extension device, the extension device includes slide plate, the slide plate is slidably connected with the box, the lower surface of the slide plate is fixedly connected with pedal, the surface of the pedal is fixedly connected with moving rod, the surface of the moving rod is equipped with multiple adjusting holes, the side of the box close to moving rod is fixedly connected with guide rail, the surface of the guide rail is slidably connected with connecting block, the side of the connecting block is fixedly connected with handle, the side of the connecting block is fixedly connected with plug rod, by being provided with extension device, the density of electrical components in the box can be effectively reduced, which can reduce the mutual interference between components due to too close distance, such as reducing the influence of electromagnetic interference, while also reserving more sufficient space for important electrical components in the box, facilitate maintenance and heat dissipation, help to improve the operation stability of the entire box-type substation, the installation process is simple and convenient, so that the layout of electrical components is more reasonable and clear, and different importance components can be quickly positioned in subsequent maintenance and maintenance.

[0007] Preferably, the side of the guide rail close to the plug rod is equipped with hole one, the plug rod is inserted into the adjusting hole on the surface of the moving rod, by setting the plug rod, when the plug rod is inserted into the moving rod, the movement of the slide plate can be limited, so that the slide plate remains in the retracted position under normal conditions.

[0008] Preferably, the side of the connecting block is fixedly connected with pressure spring, the side of the pressure spring away from the connecting block is fixedly connected with the guide rail, by setting the pressure spring, when the slide plate is unfolded by pulling the handle upward and then releasing the handle, the pressure spring loses the constraint and generates elastic force, which can push the connecting block to make the plug rod inserted into the moving rod, so as to realize the fixation of the position of the slide plate.

[0009] Preferably, the plug rod has two, and the two plug rods are mirror-symmetrically arranged.

[0010] Preferably, the lower surface of the box is provided with protection device, the protection device includes mounting plate, the mounting plate is fixedly connected with the box, the surface of the mounting plate is rotatably connected with rocker, the surface of the rocker is sleeved with waterproof cloth, by setting the protection device, rainwater, dew and other moisture are prevented from entering, reducing the short circuit, corrosion and other faults of electrical components due to damp, prolonging its service life, on the other hand, dust, sundries and other foreign matters can also be blocked to a certain extent to contact electrical components, keep the cleanliness of components, ensure the performance stability, and reduce the operation problems caused by external factors interference.

[0011] Preferably, the lower surface of the waterproof cloth is fixedly connected with a counterweight rod, the waterproof cloth shields the slide plate, and by arranging the waterproof cloth, dust, sand and other foreign matters can be resisted.

[0012] Preferably, the mounting plate has two, and the two mounting plates are arranged in mirror symmetry.

[0013] Compared with the prior art, the utility model has the advantages and positive effects that:

[0014] In the utility model, when electrical elements are installed, the pedal is stepped on, then the handle is grabbed, and the handle is pulled to the two sides, the handle drives the connecting block to slide, the connecting block drives the inserting rod to separate from the moving rod, at this time, the slide plate is free, then the handle is pulled up, the slide plate is unfolded, when the space of the slide plate reaches a proper position, the handle is released, the pressure spring is free to produce elastic force to press the connecting block and push the inserting rod into the moving rod, some unimportant electrical elements can be installed in the slide plate, other important parts are installed in the box body, the dense condition of the electrical elements in the box body is reduced, the waterproof cloth is unfolded by rotating the rocker, the waterproof cloth is pulled straight by the counterweight rod, the parts in the slide plate are protected, the dense degree of the electrical elements in the box body is effectively reduced by the utility model, the mutual interference between the elements due to too close distance is reduced, the influence of electromagnetic interference is reduced, more sufficient space is reserved for important electrical elements in the box body, maintenance and heat dissipation are facilitated, the operation stability of the whole box-type substation is improved, the installation process is simple and convenient, the layout of the electrical elements is more reasonable and clear, and the elements with different importance degrees can be quickly positioned in subsequent overhauling and maintenance. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 A three-dimensional structure schematic view of the expandable box-type substation is provided for the utility model;

[0016] Figure 2 A back structure schematic view of the expandable box-type substation is provided for the utility model;

[0017] Figure 3 An expansion device structure schematic view of the expandable box-type substation is provided for the utility model;

[0018] Figure 4 A structure schematic view of the expansion device of the expandable box-type substation is provided for the utility model; Figure 3 An enlarged structure schematic view of A of the expansion device is provided for the utility model;

[0019] Figure 5The utility model provides a kind of expandable box-type substation's protective device structure schematic diagram.

[0020] Legend: 1, box; 2, expansion device; 21, sliding plate; 22, moving rod; 23, pedal; 24, guide rail; 25, pressure spring; 26, handle; 27, connecting block; 28, plug rod; 3, protective device; 31, waterproof cloth; 32, counterweight rod; 33, mounting plate; 34, rocker. DETAILED DESCRIPTION

[0021] Please refer to Figures 1-5 The utility model provides a kind of technical scheme: a kind of expandable box-type substation, including box 1 and expansion device 2, the lower surface of box 1 is provided with expansion device 2.

[0022] The specific setting and effect of its expansion device 2 and protective device 3 are described below.

[0023] In the embodiment: expansion device 2 includes sliding plate 21, and sliding plate 21 is slidably connected with box 1, the lower surface of sliding plate 21 is fixedly connected with pedal 23, the surface of pedal 23 is fixedly connected with moving rod 22, a plurality of adjusting holes are formed in the surface of moving rod 22, the side of box 1 close to moving rod 22 is fixedly connected with guide rail 24, the surface of guide rail 24 is slidably connected with connecting block 27, one side of connecting block 27 is fixedly connected with handle 26, one side of connecting block 27 is fixedly connected with plug rod 28, by setting expansion device 2, the intensive degree of electrical element in box 1 can be effectively reduced, which can reduce the mutual interference between elements due to too close distance, such as reducing the influence of electromagnetic interference, and also reserves more sufficient space for important electrical elements in box 1, facilitates maintenance and heat dissipation, helps to improve the operation stability of the whole box-type substation, the installation process is simple and convenient, so that the layout of electrical element is more reasonable and clear, and different important degree elements can be quickly positioned in subsequent overhaul and maintenance.

[0024] Specifically, the side of guide rail 24 close to plug rod 28 is provided with hole one, and plug rod 28 is inserted into the adjusting hole in the surface of moving rod 22, by setting plug rod 28, when plug rod 28 is inserted into moving rod 22, the movement of sliding plate 21 can be limited, so that sliding plate 21 remains in the position of being retracted in normal state.

[0025] Specifically, one side of connecting block 27 is fixedly connected with pressure spring 25, the side, away from connecting block 27, of pressure spring 25 is fixedly connected with guide rail 24, by setting pressure spring 25, when handle 26 is pulled upward to expand sliding plate 21, handle 26 is released, pressure spring 25 loses restraint and generates elastic force, and the elastic force can push connecting block 27, so that plug rod 28 is inserted into moving rod 22, thereby realizing the fixation of the position of sliding plate 21.

[0026] Specifically, the insertion rod 28 has two, two insertion rods 28 are mirror-symmetrically arranged.

[0027] Specifically, the lower surface of the box body 1 is provided with a protection device 3, the protection device 3 includes a mounting plate 33, the mounting plate 33 is fixedly connected with the box body 1, the surface of the mounting plate 33 is rotatably connected with a rocker 34, the surface of the rocker 34 is sleeved with a waterproof cloth 31.

[0028] In this embodiment: by setting the protection device 3, prevent rain, dew and other moisture into, reduce the electrical components due to damp and short circuit, corrosion and other failures, prolong its service life, on the other hand, can also block dust, sundries and other foreign matter contact electrical components, keep the element clean, ensure its performance stability, reduce the interference caused by external factors and operational problems.

[0029] Specifically, the lower surface of the waterproof cloth 31 is fixedly connected with a counterweight rod 32, and the waterproof cloth 31 shields the sliding plate 21.

[0030] In this embodiment: by setting the waterproof cloth 31, it can also resist dust, sand and other foreign matter. In the outdoor environment, dust is easy to accumulate on the surface of electrical equipment, affect the heat dissipation and electrical performance, the waterproof cloth 31 can prevent dust from entering, keep the electrical components clean, reduce the problem of overheating or insulation performance decline caused by dust accumulation.

[0031] Specifically, the mounting plate 33 has two, two mounting plates 33 are mirror-symmetrically arranged.

[0032] Working principle: through setting expansion device 2 and protection device 3, when installing electrical components, step on pedal 23, then hold handle 26, and pull handle 26 to both sides, handle 26 drives connecting block 27 to slide, connecting block 27 drives insertion rod 28 to disengage from moving rod 22, at this time slide plate 21 loses restraint, then pull handle 26 upwards, slide plate 21 unfolds, when the space of slide plate 21 reaches the appropriate position, release handle 26, pressure spring 25 loses restraint and generates elastic force to squeeze connecting block 27 and push insertion rod 28 to insert into moving rod 22, some unimportant electrical components can be installed in slide plate 21, other important components are installed in box body 1, reducing the dense condition of electrical components in box body 1, at the same time, rotate rocker 34, rocker 34 unfolds waterproof cloth 31, counterweight rod 32 straightens waterproof cloth 31, facilitating protection of components in slide plate 21, through setting the utility model, the dense degree of electrical components in box body 1 can be effectively reduced, which can reduce mutual interference between components due to too close distance, such as reducing the influence of electromagnetic interference, at the same time, more sufficient space is reserved for important electrical components in box body 1, facilitating maintenance and heat dissipation, which helps to improve the operation stability of the whole box-type substation, the installation process is simple and convenient, the layout of electrical components is more reasonable and clear, and different importance degree of components can be quickly positioned in subsequent overhaul and maintenance.

Claims

1. An expandable prefabricated substation, comprising a prefabricated enclosure (1) and an expansion device (2), characterized in that: An extension device (2) is provided on the lower surface of the box (1). The extension device (2) includes a slide plate (21). The slide plate (21) is slidably connected to the box (1). A pedal (23) is fixedly connected to the lower surface of the slide plate (21). A moving rod (22) is fixedly connected to the surface of the pedal (23). Multiple adjustment holes are provided on the surface of the moving rod (22). A guide rail (24) is fixedly connected to the side of the box (1) near the moving rod (22). A connecting block (27) is slidably connected to the surface of the guide rail (24). A handle (26) is fixedly connected to one side of the connecting block (27). A plug rod (28) is fixedly connected to one side of the connecting block (27).

2. The expandable prefabricated substation according to claim 1, characterized in that: The guide rail (24) has a hole on the side near the insertion rod (28), and the insertion rod (28) is inserted into the adjustment hole on the surface of the moving rod (22).

3. The expandable prefabricated substation according to claim 1, characterized in that: A pressure spring (25) is fixedly connected to one side of the connecting block (27), and the side of the pressure spring (25) away from the connecting block (27) is fixedly connected to the guide rail (24).

4. An expandable prefabricated substation according to claim 1, characterized in that: There are two insertion rods (28), and the two insertion rods (28) are arranged in a mirror symmetrical manner.

5. An expandable prefabricated substation according to claim 1, characterized in that: The lower surface of the box (1) is provided with a protective device (3). The protective device (3) includes a mounting plate (33), which is fixedly connected to the box (1). A rocker arm (34) is rotatably connected to the surface of the mounting plate (33), and a waterproof cloth (31) is covered on the surface of the rocker arm (34).

6. An expandable prefabricated substation according to claim 5, characterized in that: A counterweight rod (32) is fixedly connected to the lower surface of the waterproof cloth (31), and the waterproof cloth (31) covers the slide plate (21).

7. An expandable prefabricated substation according to claim 5, characterized in that: There are two mounting plates (33), and the two mounting plates (33) are arranged in a mirror symmetrical manner.

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