CN209183981U - Suspension type distribution network equipment - Google Patents

Abstract

The utility model discloses a suspension type distribution network equipment, which comprises a wall base steel plate, a controller, several switch cabinets and several fixed devices, wherein one fixed device corresponds to one switch cabinet; each fixed device includes several suspension devices, The suspension device includes a rope and a rope retractable device, wherein the rope retractable device is fixed on the base steel plate of the wall, the upper end of the rope is connected with the rope retractable device, and each switch cabinet is suspended and fixed on the rope in the corresponding fixed equipment. The lower end of the controller, the output end of the controller is connected with the control end of the rope retractable device, this device can effectively solve the problem that the switchgear is easily affected by moisture for a long time.

Description

A suspended distribution network equipment

technical field

The utility model belongs to the technical field of distribution network equipment and relates to a suspension type distribution network equipment.

Background technique

Every year, due to various reasons in the station room, the internal discharge phenomenon of the equipment is more prominent, and the number of damaged station rooms reaches 2 to 3. The constant temperature and humidity of the underground station room is inevitable. The company is affected by the geographical location, and the opening and closing of the station and the underground station There are many rooms, and normal ventilation cannot be carried out. The insulation reduction of long-term damp equipment is also the main cause of discharge failure.

The 10kV switchgear is used as the distribution network equipment of the power system, and the transmitted electric energy is converted into low-voltage 380V and 220V voltages for transmission to users. The main distribution addresses of the distribution network equipment are above-ground and underground stations. The distribution of first-line equipment in the urban area is mainly in the underground station room. The distribution network equipment in the underground station room is affected by the environment, and the ventilation system is extremely poor, which brings humidity to the existing equipment. There is a serious common point of constant temperature phenomenon. If it reaches more than 80%, there is a process of dew on the surface of the equipment for a long time. After 3 to 4 years, the equipment will be affected by the long-term humidity of the environment, causing rust and water droplets to appear on the outer body and internal connections of the equipment. The phenomenon of moisture directly leads to the reduction of the insulation fault inside the switch, and the conductor is connected to the discharge site. In severe cases, the overall insulation fault of the equipment occurs, and the equipment is affected by long-term humidity, and the overall replacement brings a certain threat to the equipment and inspectors.

Utility model content

The purpose of the utility model is to overcome the above-mentioned shortcomings of the prior art, and provide a suspension type distribution network equipment, which can effectively solve the problem that the switchgear is easy to be affected by moisture for a long time.

In order to achieve the above purpose, the suspended distribution network equipment described in the utility model includes a wall foundation steel plate, a controller, a number of switch cabinets and a number of fixed equipment, wherein one fixed equipment corresponds to one switch cabinet;

Each fixed device includes a number of suspension devices, the suspension device includes a rope and a rope retractable device, wherein the rope retractable device is fixed on the wall foundation steel plate, the upper end of the rope is connected with the rope retractable device, each switch The cabinet is suspended and fixed on the lower end of the rope in the corresponding fixed equipment, and the output end of the controller is connected with the control end of the rope retracting device.

Each fixture includes two suspensions.

The upper end of the rope is provided with a rope connecting ring, and the rope retracting device is provided with a clasp for locking the rope connecting ring.

The lower ends of two adjacent switch cabinets are connected through lower supporting steel plates, and the upper ends of two adjacent switch cabinets are connected through upper supporting steel plates.

It also includes ground foundations, wherein the ground foundations are located below each switch cabinet.

A fixed block is arranged on the grounding foundation.

The grounding foundation is a steel frame structure.

The height of the grounded foundation is 50cm.

The lower end of the rope is fixed with a U-shaped ring, and the U-shaped ring is movably connected to the top of the switch cabinet.

The length and thickness of the fixed block were 100 cm and 2 cm, respectively.

The utility model has the following beneficial effects:

The suspended distribution network equipment described in the utility model includes a wall foundation steel plate, a controller and a number of fixed equipment, wherein one fixed equipment corresponds to a switch cabinet, and each fixed equipment includes a number of suspension devices. One end is connected with the rope retractable device, the switch cabinet is suspended from the lower end of the rope in the corresponding fixed equipment, and the switch is suspended on the wall foundation steel plate through the rope, so as to avoid the influence of long-term humidity on the switch cabinet and internal equipment, and the structure is simple , reasonable design, good economy, meet site requirements, and easy to install, can be widely used in environments with poor ventilation conditions. In addition, it should be noted that the controller is connected to the control end of each rope retractable device, and the lifting of each switch cabinet is driven by the corresponding rope retractable device, which has good independence. When maintaining the internal equipment, you only need to lower the corresponding switch cabinet, and when the maintenance is completed, the controller controls the corresponding rope retractable device to suspend the switch cabinet.

Further, each fixed device includes two suspension devices. When any suspension device fails, the other suspension device can continue to realize the suspension of the switch cabinet, which has high safety and reliability and is convenient for the maintenance of the switch cabinet. balance.

Further, the upper end of the rope is provided with a rope connection ring, and the rope retracting device is provided with a snap ring for locking the rope connection ring. When the rope shrinks to the position of the snap ring, the rope connection ring is stuck in the snap ring, that is The switchgear can be suspended at a preset height.

Description of drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiment. The drawings are only for the purpose of illustrating preferred embodiments, and are not considered to limit the present invention. Also throughout the drawings, the same reference numerals are used to designate the same parts. In the attached image:

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

Fig. 2 is a position diagram of the upper support steel plate 5 and the lower support steel plate 4 in the utility model;

Fig. 3 is the position diagram of grounding foundation 6 in the utility model;

Fig. 4 is the structural representation of the utility model after landing;

Fig. 5 is the structural representation when grounding foundation 6 is steel structure in the utility model;

Fig. 6 is a position diagram of the ground foundation 6 and the ground foundation.

Among them, 1 is the wall foundation steel plate, 2 is the switch cabinet, 3 is the rope, 4 is the lower supporting steel plate, 5 is the upper supporting steel plate, 6 is the grounding foundation, 7 is the fixed block, and 8 is the ground foundation.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is described in further detail:

Referring to Fig. 1 and Fig. 2, the suspension type distribution network equipment described in the utility model includes a wall foundation steel plate 1, a controller, a plurality of switch cabinets 2 and a plurality of fixed devices, wherein a fixed device corresponds to a switch cabinet 2; The equipment all includes a number of suspension devices, and the suspension devices include ropes 3 and rope retractable devices, wherein the rope retractable devices are fixed on the wall foundation steel plate 1, and the upper ends of the ropes 3 are connected with the rope retractable devices. The switch cabinet 2 is suspended and fixed to the lower end of the rope 3 in the corresponding fixed equipment, and the output end of the controller is connected with the control end of the rope retracting device. When in use, the switchgear 2 is suspended above the wall foundation steel plate 1 by the rope 3, so as to realize the suspension of the switchgear 2 and avoid the problem of the switchgear 2 being damp for a long time.

In addition, each switch cabinet 2 in the utility model adopts independent control, and controls the lifting and lowering of the corresponding switch cabinet 2 through a separate rope retractable device, that is, when any switch cabinet 2 and its internal equipment need to be maintained, it is controlled by the controller Control the corresponding rope retractable device to release the rope 3, thereby lowering the switch cabinet 2, and then perform maintenance on the switch cabinet 2 and the internal equipment. After the maintenance is completed, the controller controls the corresponding rope retractable device to retract the rope 3 , the rope 3 drives the switch cabinet 2 to move upwards, so as to realize the suspension of the switch cabinet 2.

Each fixed equipment includes two suspension devices. Any switch cabinet 2 is suspended by two suspension devices. When any suspension device fails, the other suspension device can continue to realize the suspension of the switch cabinet 2. hanging.

For example, in actual operation, the weight of the steel plate supporting the wall is 100 tons, and the high-altitude suspension with double insurance is realized through two suspension devices. The suspension distance from the ground is 1 meter. 2, the weight is about 1 ton, and the overall installation of 10 switches can meet the installation permit.

The upper end of the rope 3 is provided with a rope connecting ring, and the rope retracting device is provided with a snap ring for locking the rope connecting ring. In actual use, when the rope retracting device is shrinking the rope 3, the rope shrinks. When reaching the rope connection ring, the locking ring is used to realize the locking of the telescopic connection ring, and at the same time the rope retracting device stops working, that is, the switch cabinet 2 is suspended to the preset height, so as to prevent the rope 3 from being loosely fixed and causing the switch cabinet 2 to fall In case of falling or other risks, the security is higher.

Referring to Figure 2, the lower ends of two adjacent switch cabinets 2 are connected through the lower supporting steel plate 4, and the upper ends of two adjacent switch cabinets 2 are connected through the upper supporting steel plate 5, that is, the connection mode of steel plates is adopted. , Adjacent switch cabinets 2 are separated by steel plates, and the lower supporting steel plate 4 and the upper supporting steel plate 5 are installed in a detachable manner.

Referring to FIG. 3 , the utility model also includes a grounding foundation 6 , wherein the grounding foundation 6 is located below each switch cabinet 2 . When a fault occurs in the switchgear 2, the controller controls the rope retracting device to release the rope 3, so that the switchgear 2 is lowered to the grounding foundation 6, and the floor-type inspection and maintenance of the switchgear 2 is realized. At the same time, in actual operation, The maintenance work can also be carried out through the lifting ladder. In case of special circumstances, the switchgear 4 can be carried out on the ground. Refer to Figure 4. During the maintenance process, it is necessary to remove the connection methods such as the bus bar. All grounding conditions can be manually connected. The switchgear 2 and the rope 3 can be disassembled after landing. When the ambient humidity is high or there are problems in the station room, it can be installed through the equipment after landing. When the station room is well ventilated, it will be operated in a landing mode. Among them, the grounding foundation 6 A fixed block 7 is arranged on it, and the switch cabinet 2 is located on the fixed block 7 after falling to the ground.

The grounding foundation 6 is a steel frame structure, and a ground foundation 8 is arranged below the grounding foundation 6. After the switchgear 2 falls to the ground, due to the high humidity in the underground station room, the overall cabinet body is damaged. The height of the steel frame structure adopted is 0.5 meters, the switchgear 2 is directly installed on the steel frame structure, and is directly connected to the ground foundation 8 to form a ground, which ensures the safety of the equipment. The platform with steel frame structure is also used, and its height is consistent to achieve dual effects in maintenance and operation of equipment.

In actual operation, when the number of switchgear 2 is 10, its total weight is about 20 tons, the overall weight of the steel structure support frame is 100 tons, and the total weight can be 50 switches running at the same time, the distance between switchgear 2 The ground height is 0.5 meters, and there will be no safety failures. It can effectively prevent the humidity in the station room from affecting the normal operation of the switchgear 2. The floor-standing suspension equipment prevents equipment from being wet, and the high-altitude suspension equipment mainly prevents water ingress in the station room.

In addition, in actual operation, the rope retracting device in the utility model includes a motor and a sheave, the sheave is sleeved on the output shaft of the motor, and the controller is connected with the control end of the motor. In actual operation, the controller Control the forward transmission of the motor, wind the rope 3 on the rope wheel, so as to suspend the switch cabinet 2; release, and then realize the landing of the switchgear 2.

In addition, in the utility model, a slide rail can be placed on the wall foundation steel plate 1, and the rope retracting device is located on the slide rail. Adjust the position of the rope retractable device so that the rope retractable device is located on the top of the switch cabinet 2 to be suspended, then fix the rope 3 on the top of the switch cabinet 2, and then suspend the switch cabinet 2 through the rope retractable device. Yes, easy to operate, simple and highly practical.

It should be noted that the utility model features of the present invention are: 1) Suspension structure, the rope 3 is controlled by the rope retracting device, and the switch cabinet 2 is driven up and down by the rope 3, so as to realize the suspension and landing maintenance of the switch cabinet 2; 2) The rope retractable device is located on the wall foundation steel plate 1, through the wall foundation steel plate 1 to bear the weight of each switch cabinet 2; 3) The height of the grounding foundation 6 is 50cm, and the operating personnel can use the same The maintenance of the switchgear 2 and its internal equipment is carried out on a platform of the same height as the grounding foundation 6 .

It should be noted that, for the foregoing method embodiments, for the sake of simple description, they are expressed as a series of action combinations, but those skilled in the art should know that the present invention is not limited by the described action sequence. Because according to the present invention, certain steps can be carried out in other order or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification belong to preferred embodiments, and the actions involved are not necessarily required by the present invention.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present utility model, and are not intended to limit it; although the utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: It is still possible to modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit of the technical solutions of the various embodiments of the present invention. and range.

Claims (10)

1. A suspension type distribution network equipment, characterized in that it includes a wall foundation steel plate (1), a controller, some switch cabinets (2) and some fixed equipment, wherein one fixed equipment corresponds to one switch cabinet (2); Each fixed device includes a number of suspension devices, and the suspension device includes a rope (3) and a rope retractable device, wherein the rope retractable device is fixed on the wall foundation steel plate (1), and the upper end of the rope (3) is connected to the The rope retractable devices are connected, each switch cabinet (2) is suspended and fixed on the lower end of the ropes (3) in the corresponding fixed equipment, and the output end of the controller is connected with the control end of the rope retractable device. 2. The suspended distribution network equipment according to claim 1, wherein each fixed equipment includes two suspension devices. 3. The suspension type distribution network equipment according to claim 1, characterized in that, the upper end of the rope (3) is provided with a rope connecting ring, and the rope retracting device is provided with a clasp for locking the rope connecting ring. 4. The suspension type distribution network equipment according to claim 1, characterized in that the lower ends of two adjacent switch cabinets (2) are connected by a lower supporting steel plate (4), and two adjacent switch cabinets (2) ) are connected by an upper support steel plate (5) between the upper ends. 5. The suspended distribution network equipment according to claim 4, characterized in that it further comprises a grounding foundation (6), wherein the grounding foundation (6) is located below each switch cabinet (2). 6. The suspension type distribution network equipment according to claim 5, characterized in that, a fixed block (7) is arranged on the ground foundation (6). 7. The suspended distribution network equipment according to claim 5, characterized in that, the ground foundation (6) is a steel frame structure. 8. The suspended distribution network equipment according to claim 5, characterized in that the height of the grounding foundation (6) is 50cm. 9. The suspension type distribution network equipment according to claim 6, characterized in that a U-shaped ring is fixed at the lower end of the rope (3), and the U-shaped ring is movably connected to the top of the switch cabinet (2). 10. The suspension type distribution network equipment according to claim 6, characterized in that the length and thickness of the fixed block (7) are 100cm and 2cm respectively.