CN209516372U - 10KV fully insulated voltage transformer cabinet - Google Patents

Abstract

The utility model discloses a 10KV fully insulated voltage transformer cabinet. On the basis of the interval load switch cabinet, some components are used to widen the cabinet to 600mm, and the lower port of the load switch is connected to the fully insulated voltage transformer through a flexible cable. The utility model mainly includes the following three main components: voltage transformer installation components, spacer load switch cabinet air box components and flexible cables and grounding components, voltage transformer installation components, spacer load switch cabinet gas box components are all widened The sheet metal structure is a brand-new fully insulated busbar equipment cabinet product designed under the premise of ensuring the installation space and meeting the equipment installation strength of the utility model. This product has simple process, low cost, convenient installation, reliable power supply and short delivery time, which greatly meets the domestic electricity demand.

Description

10KV fully insulated voltage transformer cabinet

technical field

The utility model relates to the field of 10KV medium-voltage power supply systems, in particular to a 10KV fully insulated voltage transformer cabinet.

Background technique

The original fully insulated voltage transformer cabinet of the interval load switchgear is converted into a voltage transformer cabinet by adding a semi-insulated voltage transformer at the lower part of the switch on the basis of the original fully insulated load switchgear and connecting it through copper bars. There is a certain degree of safety. Hidden dangers and complex process, high cost, long delivery time cannot meet domestic demand.

Contents of the invention

In order to solve the above problems, the utility model provides a 10KV fully insulated voltage transformer cabinet.

The utility model solves its technical problem and realizes through the following technical solutions:

10KV fully insulated voltage transformer cabinet, including voltage transformer components, spacer load switch cabinet gas box components and flexible cable components;

The voltage transformer assembly includes an installation base plate (1), a horizontal rail (2) and a longitudinal rail (3), the installation base plate (1) is placed flat on the assembly area, and the longitudinal rail (3) is fixedly installed on the installation base plate (1), the horizontal rail (2) is slidably installed on the vertical rail (3), and the horizontal rail (2) and the vertical rail (3) are perpendicular to each other, and the horizontal rail (2) is equipped with a full Insulated voltage transformer (4);

The air box assembly of the interval load switch cabinet includes a cabinet body (5), a left cabinet front panel (6), a cabinet front panel right (7), a cabinet middle panel (8), a cabinet rear panel (9), and a top sealing panel ( 19), the lower door of the cabinet (18), the door baffle (12), the left (6) and the right (7) of the front panel of the cabinet are installed on the same side of the cabinet body (5), and the front panel of the cabinet The left (6), the right (7) of the front panel of the cabinet can be opened and closed to realize the closing of the cabinet (5), and the rear panel (9) of the cabinet is installed on the cabinet body (5) opposite to the left (6) of the front panel of the cabinet On one side, the cabinet rear plate (9) is parallel to the left (6) of the cabinet front plate and the right (7) of the cabinet front plate, and the top sealing plate (19) is packaged on the top of the cabinet body (5), and the bottom of the cabinet The door (18) is installed on the cabinet body (5) adjacent to the side of the cabinet rear panel (9), and the door baffle (12) is installed on the left side (6) of the cabinet front panel and the right side (7) of the cabinet front panel In the lower part, a load switch (13) is installed in the cabinet body (5), and the cabinet middle plate (8) is used to separate the position of the load switch (13) from other parts;

The voltage transformer assembly is installed in the air box assembly of the interval load switch cabinet;

The flexible cable assembly includes a flexible cable (14), and the fully insulated voltage transformer (4) is connected to a load switch (13) through the flexible cable (14).

Further, the voltage transformer assembly further includes a rear support rail (15), and the rear support rail (15) is installed on the longitudinal rail (3) for support.

Further, the cabinet rear panel (9) is divided into a cabinet rear panel (10) and a cabinet rear panel (11), and the cabinet rear panel (10) is installed under the cabinet rear panel (11) ), and the back panel (10) and the back panel (11) of the cabinet are in the same vertical plane.

Further, the longitudinal rail (3) is made of 3 mm cold-rolled steel plate, and the side of the longitudinal rail (3) is punched with standard modulus holes with a spacing of 25 mm.

Further, the horizontal rail (2) adopts a double-folding bending process, and the folding edge of the horizontal rail (2) is punched with long waist holes with a distance of 40.

Further, the cabinet rear panel (9) is designed with a convex shape.

The beneficial effects of the utility model are:

Compared with the prior art, the cabinet body of this utility model is widened by improving the design of several components and reassembling them. After the design, the use space is larger, and power module equipment can be installed, which meets the occasions such as outdoor switch stations and switch stations with small spaces. The improved product has a wider application range, which increases the market prospect of the product. In addition, the widened air box assembly meets the installation space of fully insulated voltage transformers, which makes the product change from semi-insulated to fully insulated, which improves the concept level to a higher level.

Description of drawings

Fig. 1 is the front schematic diagram of internal structure of the present utility model;

Fig. 2 is a left schematic view of the internal structure of the utility model;

Fig. 3 is a left schematic diagram of the overall structure of the utility model;

Fig. 4 is a right view schematic diagram of the overall structure of the utility model;

Fig. 5 is a schematic top view of the internal structure of the utility model.

Explanation of reference signs:

1-Installation base plate, 2-horizontal rail, 3-longitudinal rail, 4-fully insulated voltage transformer, 5-cabinet body, 6-left front panel of cabinet, 7-right front panel of cabinet, 8-middle panel of cabinet, 9- Cabinet rear panel, 10-cabinet rear panel, 11-under the cabinet rear panel, 12-door baffle, 13-load switch, 14-flexible cable, 15-rear support rail, 16-low voltage box, 17-load Switch lower bushing, 18-cabinet lower door, 19-top sealing plate.

Detailed ways

The utility model is described in further detail below through specific examples, the following examples are only descriptive, not limiting, and cannot limit the protection scope of the utility model with this.

As shown in Figure 1, the 10KV fully insulated voltage transformer cabinet includes voltage transformer components, spacer load switch cabinet gas box components and flexible cable components;

The voltage transformer assembly includes an installation base plate 1, a transverse rail 2 and a longitudinal rail 3, and the installation base plate 1, the transverse rail 2 and the longitudinal rail 3 are all widened sheet metal parts. The installation base plate 1 is placed flat on the assembly area, the longitudinal rail 3 is fixedly installed on the installation base plate 1, the cross rail 2 is slidably installed on the longitudinal rail 3, and the cross rail 2 and the longitudinal rail 3 are perpendicular to each other, and the cross rail 2 is installed with full insulation Voltage transformer 4. The voltage transformer assembly also includes a rear support rail 15, which is also a widened sheet metal part. The rear support rail 15 is installed on the vertical rail 3 for support. The longitudinal rail 3 of the utility model adopts 3mm cold-rolled steel plate, and adopts L-shaped bending process, which greatly increases the load-bearing capacity. And the vertical rail 3 sides are punched with a standard module space with a spacing of 25mm, which can be conveniently docked and fixed with the side-bending edge waist holes on both sides of the installation base plate 1. The cross rail 2 adopts a double-folding bending process, and the cross rail 2 is punched with long waist holes with a spacing of 40, which is convenient for the installation of the fully insulated voltage transformer 4 and the fine adjustment and fixation of the left and right distances. Finally, the fully insulated voltage transformer 4 is fixedly installed on the cross rail 2. At this time, the overall weight of the fully insulated voltage transformer 4 is borne on the double-folded edge of the cross rail 2 and the rear support rail 15. Its structural design and process Fully meet the needs of use.

The air box assembly of the interval load switch cabinet includes cabinet body 5, cabinet front panel left 6, cabinet front panel right 7, cabinet middle panel 8, cabinet rear panel 9, top sealing plate 19, cabinet lower door 18, door baffle 12, Cabinet front panel left 6, cabinet front panel right 7, cabinet middle panel 8, cabinet rear panel 9, top sealing plate 19, cabinet lower door 18, door baffle plate 12 are all widened sheet metal parts. The left 6 of the cabinet front panel and the right 7 of the cabinet front panel are installed on the same side of the cabinet body 5, and the left 6 of the cabinet front panel and the right 7 of the cabinet front panel can be opened and closed to realize the closure of the cabinet body 5. The cabinet rear plate 9 is installed on the side of the cabinet body 5 opposite to the left 6 of the cabinet front plate. The cabinet rear plate 9 is parallel to the left 6 of the cabinet front plate and the right 7 of the cabinet front plate. 10, 11 under the backboard of the cabinet, 10 on the backboard of the cabinet is installed on the top of the bottom 11 of the backboard of the cabinet, and 10 on the backboard of the cabinet, 11 under the backboard of the cabinet are in the same vertical plane. The cabinet rear plate 9 adopts an outwardly convex process design, which can move the fully insulated voltage transformer 4 backward, firstly to ensure the installation space of the fully insulated voltage transformer 4, and secondly to meet the electrical clearance and safe running distance standards of the equipment. The left 6 of the front panel of the cabinet, the right 7 of the front panel of the cabinet, and the 8 of the middle panel of the cabinet are all widened sheet metal parts, and the parts are punched with industry-standard modulus holes, which conform to the design concept of parts standardization and greatly shorten the production cycle. And it can be installed seamlessly with the original load switch installation hole. The widened design enables the entire cabinet to be installed with fully insulated voltage transformers and their connecting components. The top sealing plate 19 is encapsulated on the top of the cabinet body 5, the lower door 18 of the cabinet is installed on the cabinet body 5 adjacent to the side of the cabinet rear panel 9, and the door baffle 12 is installed on the lower part of the left 6 of the cabinet front panel and the right 7 of the cabinet front panel , The load switch 13 is installed in the cabinet body 5, and the middle plate 8 of the cabinet is used to separate the position of the load switch 13 from other parts.

The voltage transformer assembly of the utility model is installed in the air box assembly of the interval load switch cabinet.

The installation of the gas box components of the interval load switch cabinet is assembled after the voltage transformer components are installed. After the load switch 13 is installed, the top is sealed with the top sealing plate 19, so that an air box with a special structural design has been formed.

The flexible cable assembly includes a flexible cable 14. The fully insulated voltage transformer 4 is connected to the load switch 13 through the flexible cable 14, and the cable head and the grounding system of the fully insulated voltage transformer 4 shell are connected to the grounding bar at the front of the cabinet.

The widening of the low-voltage room of the utility model also increases the secondary installation space, and power modules such as switching power supplies and backup battery packs can be installed to provide operating power for the cabinet itself or other incoming and outgoing cabinets, reducing costs and operating The use is simple and clear, in line with market demand.

The utility model 600 wide fully insulated voltage transformer cabinet is based on the original 371 wide fully insulated voltage transformer of ABB (interval load switch cabinet), and has the following three main components: 1. Voltage transformer installation components, 2. Spaced load switch cabinet air box components, 3. The flexible cable and grounding components are designed to be widened, so that it is a brand new fully insulated busbar designed under the premise of ensuring the installation space and meeting the installation strength of the equipment. Equipment cabinet products.

The above is only a preferred embodiment of the utility model, it should be pointed out that for those of ordinary skill in the art, without departing from the principle of the utility model, some improvements and modifications can also be made. Retouching should also be regarded as the scope of protection of the present utility model.

Claims (6)

1.10KV fully insulated voltage transformer cabinet, characterized by: including voltage transformer components, spacer load switch cabinet gas box components and flexible cable components; The voltage transformer assembly includes an installation base plate (1), a horizontal rail (2) and a longitudinal rail (3), the installation base plate (1) is placed flat on the assembly area, and the longitudinal rail (3) is fixedly installed on the installation base plate (1), the horizontal rail (2) is slidably installed on the vertical rail (3), and the horizontal rail (2) and the vertical rail (3) are perpendicular to each other, and the horizontal rail (2) is equipped with a full Insulated voltage transformer (4); The air box assembly of the interval load switch cabinet includes a cabinet body (5), a left cabinet front panel (6), a cabinet front panel right (7), a cabinet middle panel (8), a cabinet rear panel (9), and a top sealing panel ( 19), the lower door of the cabinet (18), the door baffle (12), the left (6) and the right (7) of the front panel of the cabinet are installed on the same side of the cabinet body (5), and the front panel of the cabinet The left (6), the right (7) of the front panel of the cabinet can be opened and closed to realize the closing of the cabinet (5), and the rear panel (9) of the cabinet is installed on the cabinet body (5) opposite to the left (6) of the front panel of the cabinet On one side, the cabinet rear plate (9) is parallel to the left (6) of the cabinet front plate and the right (7) of the cabinet front plate, and the top sealing plate (19) is packaged on the top of the cabinet body (5), and the bottom of the cabinet The door (18) is installed on the cabinet body (5) adjacent to the side of the cabinet rear panel (9), and the door baffle (12) is installed on the left side (6) of the cabinet front panel and the right side (7) of the cabinet front panel In the lower part, a load switch (13) is installed in the cabinet body (5), and the cabinet middle plate (8) is used to separate the position of the load switch (13) from other parts; The voltage transformer assembly is installed in the air box assembly of the interval load switch cabinet; The flexible cable assembly includes a flexible cable (14), and the fully insulated voltage transformer (4) is connected to a load switch (13) through the flexible cable (14). 2. The 10KV fully insulated voltage transformer cabinet according to claim 1, characterized in that: the voltage transformer assembly also includes a rear support rail (15), and the rear support rail (15) is installed on the longitudinal rail (3 ) for support. 3. The 10KV fully insulated voltage transformer cabinet as claimed in claim 1, characterized in that: the cabinet rear panel (9) is divided into a cabinet rear panel (10) and a cabinet rear panel lower (11), the The cabinet back plate (10) is installed on the top of the cabinet back plate (11), and the cabinet back plate (10) and the cabinet back plate (11) are on the same vertical plane. 4. The 10KV fully insulated voltage transformer cabinet according to claim 1, characterized in that: the longitudinal rail (3) is made of 3mm cold-rolled steel plate, and the side of the longitudinal rail (3) is punched with a standard module with a spacing of 25mm null. 5. The 10KV fully insulated voltage transformer cabinet according to claim 1, characterized in that: the cross rail (2) adopts a double-folding bending process, and the folding distance of the cross rail (2) is 40's long waist hole. 6. The 10KV fully insulated voltage transformer cabinet as claimed in claim 1, characterized in that: the rear panel (9) of the cabinet is designed with a convex shape.