CN217882391U - Box body structure for opening and closing box, ring main unit or power transformation pavilion - Google Patents

Abstract

The utility model provides a box structure for switching box, looped netowrk cabinet or transformer pavilion, the utility model relates to a structure of box for the distribution network, the utility model discloses a solve switching box, looped netowrk cabinet and transformer pavilion waterproof, the not good problem of dampproofing effect, the utility model discloses a upper cover, box, basic base and a plurality of ventilation grid, basic base is connected with ground, and basic base's upper surface is connected with the lower surface of box, and the upper cover is located the upper portion of box, and box and basic base are the rectangle box, the four walls of box and basic base all are equipped with a plurality of ventilation grids. The utility model discloses can effectually keep the inside ventilation of box structure to reach waterproof, dampproofing, prevent that the toy from getting into, in order to do benefit to the equipment safety power supply under the adaptation high and cold weather difference in temperature in the north. The utility model relates to an electric power production technical field.

Description

A box structure used for opening and closing boxes, ring network cabinets or substation kiosks

technical field

The utility model relates to a basic structure of a distribution network box body, in particular to a switch box, a ring network cabinet and a box structure of a substation kiosk. The utility model relates to the technical field of electric power production.

Background technique

With the development of my country's economy, people's demand for electricity consumption in the process of life is gradually increasing, and the stability of distribution network is extremely important to the development of our society. When the distribution network equipment is working, it often fails due to the influence of some self and external factors, resulting in unstable power supply during the use of the distribution network. With the increase in the number of power distribution equipment such as switch boxes, ring network cabinets, and substation kiosks, many problems have been exposed in operation, maintenance, and power supply reliability, such as a large number of product manufacturers, different design standards, and uneven quality. , which brings many difficulties to the operation and maintenance of the distribution network and directly affects the reliability of power supply. Especially under the influence of the high and severe cold climate in Heiyijiang area, the cables in the distribution cable switching station, ring net box and substation booth frequently fail due to moisture. Therefore, the distribution cable switching station, ring network Net cages, substation kiosks and their basic structures have higher requirements for waterproofing and moisture-proofing. In order to further improve the power supply reliability of the distribution network and reduce the accident rate, targeted improvements are made to the distribution cable switching station, ring net box, substation kiosk and their foundations to achieve the effects of waterproof, moisture-proof, and small animal prevention, so as to benefit Adapt to the safe power supply of equipment under the temperature difference of the northern alpine climate.

Utility model content

In order to solve the problem that the switch box, ring network cabinet, and substation kiosk have poor waterproof and moisture-proof effects, further improve the reliability of the power supply of the distribution network, and reduce the accident rate, the utility model further provides a switch box, ring network The box structure of network cabinet or substation booth.

The technical scheme that the utility model takes for solving the above problems is:

The utility model comprises an upper cover, a box body, a base base and a plurality of ventilation grids, the base base is connected with the ground, the upper surface of the base base is connected with the lower surface of the box body, the upper cover is located at the upper part of the box body, and the box body Both the base and the base are rectangular boxes, and multiple ventilation grilles are provided on the four side walls of the box and the four side walls of the base.

Further, the upper cover is a ridge-type upper cover, and the upper cover includes two rectangular plates, the inner ends of the two rectangular plates are connected in a "herringbone" shape, and the inner wall of each rectangular plate is connected to the box body. The angle (a) between the outer walls is 45 degrees, and the outer edge of the upper cover 1 extends to the outside of the box body and the foundation base.

Further, the length of each ventilation grille is 600-1000mm, the width is 300mm, the angle of inclination of the bars in each ventilation grille is 45 degrees and the distance between every two adjacent bars is 20mm.

Further, a protective net 5 is provided inside each ventilation grille.

Further, the mesh aperture of the protective net is 10mm.

Further, the height H of the top of the foundation base from the ground is 1 m.

Further, a wellhead is provided at the edge of the upper surface of the foundation base, a seepage well is provided at the bottom of the foundation base, the seepage well is vertically opposite to the wellhead, and a ladder is provided between the seepage well and the wellhead.

Further, an outdoor drainage well grate is laid between the lower surface of the box body and the upper surface of the foundation base.

Further, an operating platform is provided at the edge of the outdoor drainage well grate.

Further, an insulating pad is laid on the upper surface of the operation platform.

The beneficial effects of the utility model are:

1. In case of heavy rain, the rainwater will flow down along the ridge-type upper cover and flow into the ground outside the box foundation, which can effectively reduce the infiltration of rainwater into the box structure. The drainage wells around the switch cabinet can discharge the accumulated water in the cabinet in time. Avoid damage to electrical equipment caused by moisture.

2. The four walls of the box and the four walls of the foundation base are respectively equipped with grilles with protective nets. Regardless of the angle of the box, it can form a granary-style ventilation in the box. The built-in protective net of the grill can effectively prevent small animals from entering cause equipment failure;

3. The integrated design of the wellhead of the foundation base, the ladder, and the seepage well improves the working efficiency of the staff. When pumping water is needed, the well cover can be opened directly and the water pipe can be inserted into the seepage well.

Description of drawings

Fig. 1 is the overall structural representation of the utility model;

Fig. 2 is a structural schematic diagram of the bottom of the utility model box;

Fig. 3 is the structural representation of the utility model ventilation grille;

Fig. 4 is a structural schematic diagram of the utility model ventilation grid protective net.

Detailed ways

Specific Embodiment 1: This embodiment is described in conjunction with Fig. 1 to Fig. 4. A box structure for an open-close box, a ring network cabinet or a substation kiosk described in this embodiment includes an upper cover 1, a box body 2, a base Base 3 and a plurality of ventilation grilles 4, the base base 3 is connected to the ground, the upper surface of the base base 3 is connected to the lower surface of the box body 2, the upper cover 1 is located at the top of the box body 2, the box body 2 and the base base 3 are rectangular boxes, and the four side walls of the box 2 and the four side walls of the foundation base 3 are all provided with a plurality of ventilation grilles 4 .

Specific embodiment two: This embodiment is described in conjunction with Fig. 1. The upper cover described in this embodiment is a ridge-type upper cover. The upper cover 1 includes two rectangular plates, and the inner ends of the two rectangular plates are connected to form a "person" character. Type setting, the angle (a) between the inner wall of each rectangular plate and the outer wall of the box body 2 is 45 degrees, and the outer edge of the upper cover 1 extends to the outside of the box body 2 and the base base 3 .

The upper cover 1 can form an umbrella-like protection for the box body 2 and the base base 3 .

Other components and connections are the same as those in the first embodiment.

Specific Embodiment Three: This embodiment is described in conjunction with FIG. 3. The length of each ventilation grill in this embodiment is 600-1000mm, the width is 300mm, and the angle of inclination of the grid bars in each ventilation grill is 45 degrees and each The distance between the two bars is 20mm.

The specifications of the ventilation grille 4 of the box body 2 and the foundation base 3 are the same.

Other components are the same as those in the second embodiment in terms of connections.

Specific Embodiment 4: This embodiment is described with reference to FIG. 3 . Each ventilation grill 4 in this embodiment is provided with a protective net 5 .

Other compositions and connections are the same as those in the first, second or third embodiment.

Embodiment 5: This embodiment is described in conjunction with FIG. 4 . In this embodiment, the mesh aperture of the protective net 5 is 10mm.

The other components and connections are the same as those in Embodiment 1, 2, 3 or 4.

Embodiment 6: This embodiment is described with reference to FIG. 1 . The height H between the top of the foundation base 3 and the ground in this embodiment is 1 m.

Other compositions and connection relations are the same as those in Embodiment 1, 2, 3, 4 or 5.

Specific Embodiment 7: This embodiment is described in conjunction with FIG. 1. A wellhead 6 is provided at the edge of the upper surface of the base base 3 in this embodiment, and a seepage well 7 is provided at the bottom of the base base 3. The seepage well 7 is vertically opposite to the wellhead 6. Set, be provided with climbing ladder 8 between seepage well and well head 6.

The lower end of the climbing ladder 8 is reliably grounded, which is convenient for the staff on the well to operate.

The other components and connections are the same as those in Embodiment 1, 2, 3, 4, 5 or 6.

Embodiment eight: illustrate this embodiment in conjunction with Fig. 1, between the lower surface of casing 2 of this embodiment and the upper surface of foundation base 3, be laid with outdoor drainage well grate 9.

The bottom of the box body 2 and the base base 3 interface (i.e. around the switchgear) are all paved with an outdoor drainage well grate 9 except the basic steel-concrete support surface, and the mesh size of the outdoor drainage well grate 9 can be mastered according to needs.

Other compositions and connection relations are the same as those of the specific embodiment 1, 2, 3, 4, 5, 6 or 7.

Ninth specific embodiment: This embodiment is described with reference to FIG. 1 . In this embodiment, an operating platform 10 is provided at the edge of the outdoor drainage well grate 9 .

According to the operation safety needs, an operation platform 10 of corresponding size is reserved, and an insulating pad is laid on the operation platform 10 to facilitate the operation of the staff.

The other components and connections are the same as those in Embodiment 1, 2, 3, 4, 5, 6, 7 or 8.

Embodiment 10: This embodiment is described with reference to FIG. 2 . An insulating mat is laid on the upper surface of the operation platform 10 in this embodiment.

The other components and connections are the same as those in Embodiments 1, 2, 3, 4, 5, 6, 7, 8 or 9.

Example:

In order to ensure the effect of the utility model, there are strict requirements for cable installation. Cable leads are required to be installed with accurate dimensions. The error between the hole diameter of the wire lug and the base is not more than 1mm, so as to avoid the force and pressure release of the insulating base caused by tension and temperature difference. The lead wire spacing of the cables in the cabinet conforms to the operation standard. The distance from the cable head contact in the switch cabinet to the cable support is not less than 700mm, and the support fixture uses rubber pads and double hoops to fix the cables. The cable entry compartment should be sealed with insulating board and fireproof mud under the cabinet body.

In this embodiment, the switch cabinet is preferably a solid cabinet, followed by a gas cabinet. The gas cabinet should be designed with an independent cabin to avoid group burning accidents due to pressure relief.

In this embodiment, the cable indoor terminal head is preferably an ordinary indoor cold-shrinkable head, and a heat-shrinkable indoor head can be used if economic conditions do not allow it. Elbow-type maintenance-free terminals are not suitable in the north. It is difficult to disassemble in case of accidents. In the cold north, the rubber often fails to meet the standard and cracks, causing accidents, or damage caused by disassembly, resulting in great waste.

The above are only preferred embodiments of the present utility model, and do not limit the utility model in any form. Although the utility model has been disclosed as above with preferred embodiments, it is not intended to limit the utility model. Any Those who are familiar with this profession can use the technical content disclosed above without departing from the scope of the technical solution of the present utility model.

Make some changes or modify equivalent embodiments with equivalent changes, but if they do not depart from the technical solution content of the utility model, according to the technical essence of the utility model, within the spirit and principles of the utility model, the above embodiments Any simple modifications, equivalent replacements and improvements, etc., all still belong to the protection scope of the technical solution of the present utility model.

Claims (10)

1. A box structure for opening and closing boxes, ring network cabinets or substation kiosks, characterized in that: said box structure for opening and closing boxes, ring network cabinets or substation kiosks includes a loam cake (1), box body (2), base base (3) and a plurality of ventilation grids (4), described base base (3) is connected with the ground, the upper surface of base base (3) and box body (2) The lower surface of the box is connected, the upper cover (1) is located on the upper part of the box (2), the box (2) and the base (3) are rectangular boxes, the four side walls of the box (2) and the foundation The four side walls of the base (3) are all provided with a plurality of ventilation grilles (4). 2. A box structure for switchgear, ring network cabinet or substation kiosk according to claim 1, characterized in that: the upper cover (1) is a ridge type upper cover (1), and the upper The cover (1) includes two rectangular plates, the inner ends of the two rectangular plates are connected in a “herringbone” shape, and the angle between the inner wall of each rectangular plate and the outer wall of the box (2) ( a) is 45 degrees, and the outer edge of the upper cover (1) extends to the outside of the box body (2) and the foundation base (3). 3. A box structure for switchgear, ring main unit or substation kiosk according to claim 1, characterized in that: the length of each ventilation grille (4) is 600-1000mm, and the width is 300mm, the inclination angle of the grid bars in each ventilation grille (4) is 45 degrees and the distance between every two adjacent grid bars is 20mm. 4. A box structure for an open-close box, ring main unit or substation kiosk according to claim 1, characterized in that: each ventilation grille (4) is provided with a protective net (5 ). 5. A box structure for switchgear, ring main unit or substation kiosk according to claim 4, characterized in that: the grid aperture of the protective net (5) is 10mm. 6. A box structure for switchgear, ring main unit or substation kiosk according to claim 1, characterized in that: the height (H) of the top of the base base (3) from the ground is 1m. 7. A box structure for a switch box, a ring network cabinet or a substation booth according to claim 1, characterized in that: a wellhead (6 ), the bottom of the base base (3) is provided with a seepage well (7), the seepage well (7) is vertically opposite to the wellhead (6), and a ladder (8) is provided between the seepage well (7) and the wellhead (6). 8. A box structure for an open-close box, ring main unit or substation kiosk according to claim 1, characterized in that: the lower surface of the box (2) and the upper surface of the foundation base (3) An outdoor drainage well grate (9) is laid between them. 9. A box structure for switchgear, ring main unit or substation kiosk according to claim 8, characterized in that: an operating platform (10) is provided at the edge of the outdoor drainage well grate (9) . 10. A box structure for switchgear, ring main unit or substation booth according to claim 9, characterized in that: the upper surface of the operation platform (10) is laid with insulating mats.

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