CN214280542U - 35kV switch cabinet - Google Patents

Abstract

The utility model discloses a 35kV switch cabinet, which comprises a cabinet body, wherein a low-voltage area is respectively divided into a feeder cabinet, a control cabinet and a standby cabinet from top to bottom through two horizontal division plates; a high-voltage transformer is respectively arranged on the incoming line and the outgoing line in the high-voltage area; the high-voltage switch equipment mounting plate in the feeder cabinet is provided with a controller and an ammeter, the two high-voltage transformers are respectively and electrically connected with the signal input end of the controller, and the signal output of the controller is respectively and electrically connected with the ammeter and the wireless transmission module. The high-voltage transformers are arranged on the high-voltage incoming line and the high-voltage outgoing line, and current signals detected by the high-voltage transformers are sent to the ammeter and the wireless transmission module through the controller, so that the ammeter can facilitate workers to directly observe current parameters, and the wireless transmission module can send current data to a remote terminal of a central control room for monitoring; and the installation efficiency of the high-voltage switch related equipment is improved by arranging the movable high-voltage switch equipment installation plate, so that the installation is convenient for installation workers to use.

Description

35kV switch cabinet

The technical field is as follows:

the utility model relates to a power equipment field, concretely relates to 35kV cubical switchboard.

Background art:

the switch cabinet is an electrical device, the external line of the switch cabinet firstly enters a main control switch in the cabinet and then enters a branch control switch, and each branch is arranged according to the requirement. Such as meters, automatic controls, magnetic switches of motors, various alternating current contactors, and the like, some of which are also provided with high-voltage chambers and low-voltage chamber switch cabinets, and high-voltage buses, such as power plants, and some of which are also provided with low-frequency load shedding for keeping main equipment. When the existing switch cabinet is used, only the function of opening and closing a brake is realized, and a central control room cannot monitor the actual condition due to the fact that the on-off condition of a circuit cannot be intuitively controlled in the adjusting process of a worker; and when installing at high tension switchgear, can only install on the cabinet body wall that corresponds, can lead to the workman to be not convenient for operate because of reasons such as the space is narrow and small, and installation effectiveness is extremely low.

The utility model has the following contents:

an object of the utility model is to provide a 35kV cubical switchboard convenient to installation and remote monitoring.

The utility model discloses by following technical scheme implement:

a35 kV switch cabinet comprises a cabinet body, wherein a large partition plate is fixed inside the cabinet body and divides the front half part and the rear half part of the cabinet body into a high-voltage area and a low-voltage area; the low-voltage area is divided into a feeder cabinet, a control cabinet and a standby cabinet from top to bottom through two horizontal partition plates respectively; high-voltage switch equipment mounting plates are arranged in the feeder cabinet, the control cabinet and the standby cabinet;

a high-voltage transformer is respectively arranged on the incoming line and the outgoing line in the high-voltage area; the high-voltage switch equipment installation plate in the feeder cabinet is provided with a controller and an ammeter, the two high-voltage transformers are respectively electrically connected with a signal input end of the controller, and signal output of the controller is respectively electrically connected with the ammeter and a wireless transmission module.

Preferably, slide rails are respectively installed on two sides of the feeder cabinet, the control cabinet and the standby cabinet, slide blocks are fixed on two sides of the high-voltage switch equipment installation plate, and the slide blocks slide in the corresponding slide rails;

the sliding rail is internally provided with a plurality of grooves, the sliding block corresponding to the sliding rail is provided with a mounting hole, the bottom of the mounting hole is fixed with one end of a spring, the other end of the spring is fixed with a fixture block, the fixture block is arranged in the mounting hole in a sliding manner, and one end, far away from the spring, of the fixture block is in movable contact with the bottom of the groove.

Preferably, door panels are installed on the front faces of the feeder cabinet, the control cabinet and the standby cabinet, and glass windows are arranged on the door panels installed on the feeder cabinet and the control cabinet.

The utility model has the advantages that: the high-voltage transformers are arranged on the high-voltage incoming line and the high-voltage outgoing line, and current signals detected by the high-voltage transformers are sent to the ammeter and the wireless transmission module through the controller, so that the ammeter can facilitate workers to directly observe current parameters, and the wireless transmission module can send current data to a remote terminal of a central control room for monitoring; and the installation efficiency of the high-voltage switch related equipment is improved by arranging the movable high-voltage switch equipment installation plate, so that the installation is convenient for installation workers to use.

Description of the drawings:

fig. 1 is a front view of the present invention;

fig. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2;

fig. 4 is a left side view of the present invention;

fig. 5 is a schematic diagram of data transmission according to the present invention.

In the figure: the high-voltage switch cabinet comprises a cabinet body 1, a large partition board 2, a high-voltage area 3, a low-voltage area 4, a feeder cabinet 5, a control cabinet 6, a standby cabinet 7, a high-voltage switch equipment mounting plate 8, a high-voltage transformer 9, a controller 10, an ammeter 11, a wireless transmission module 12, a sliding rail 13, a sliding block 14, a groove 15, a mounting hole 16, a spring 17, a clamping block 18, a door panel 19 and a glass window 20.

The specific implementation mode is as follows:

as shown in fig. 1 to 5, a 35kV switch cabinet comprises a cabinet body 1, wherein a large partition plate 2 is fixed inside the cabinet body 1, and the large partition plate 2 divides the front half part and the rear half part of the cabinet body 1 into a high-voltage area 3 and a low-voltage area 4; the low-voltage area 4 is divided into a feeder cabinet 5, a control cabinet 6 and a standby cabinet 7 from top to bottom through two horizontal partition plates; sliding rails 13 are respectively arranged on two sides of the feeder line cabinet 5, the control cabinet 6 and the standby cabinet 7, sliding blocks 14 are fixed on two sides of the high-voltage switch equipment mounting plate 8, and the sliding blocks 14 slide in the corresponding sliding rails 13;

a plurality of grooves 15 are formed in the slide rail 13, a mounting hole 16 is formed in the slide block 14 corresponding to the slide rail 13, the bottom of the mounting hole 16 is fixed with one end of a spring 17, the other end of the spring 17 is fixed with a fixture block 18, the fixture block 18 is slidably arranged in the mounting hole 16, and one end, far away from the spring 17, of the fixture block 18 is movably contacted with the bottom of the groove 15;

a high-voltage transformer 9 is respectively arranged on the incoming line and the outgoing line in the high-voltage area 3; a controller 10 and an ammeter 11 are mounted on a high-voltage switch equipment mounting plate 8 in the feeder cabinet 5, two high-voltage transformers 9 are respectively and electrically connected with a signal input end of the controller 10, and a signal output of the controller 10 is respectively and electrically connected with the ammeter 11 and a wireless transmission module 12;

when the switch cabinet is installed, the low-voltage area 4 uses the electrical equipment with the installed working voltage as low voltage, the feeder cabinet 5 is installed to detect and monitor the on-off condition of the circuit and the installation of the power parameter monitoring equipment, the control cabinet 6 is installed with the components and equipment for controlling, assisting and protecting the high-voltage switch, and the spare cabinet 7 is left for spare;

when high-voltage switch related equipment is installed in the feeder cabinet 5 or the control cabinet 6, the high-voltage switch related equipment needs to be installed on the high-voltage switch equipment installation plate 8 firstly, then the sliding blocks 14 on two sides of the high-voltage switch equipment installation plate 8 are aligned with the sliding rails 13, the high-voltage switch equipment installation plate 8 is pushed towards the interior of the feeder cabinet 5 or the control cabinet 6, when the sliding blocks 14 slide in the sliding rails 13, the fixture blocks 18 pass through the grooves 15, the fixture blocks 18 are clamped into the grooves 15 under the action of the springs 17, the action of limiting the movement of the high-voltage switch equipment installation plate 8 is realized, if pushing force or pulling force is manually applied, the end parts of the fixture blocks 18 are in the shape of circular arcs, so the fixture blocks 18 can be separated from the grooves 15, the position of the high-voltage switch equipment installation plate 8 can be adjusted according to actual conditions, and the use is convenient;

when the high-voltage transformer is used, the high-voltage transformer 9 detects current values of a high-voltage incoming line and a high-voltage outgoing line respectively, device data obtained by the high-voltage incoming line and the high-voltage outgoing line are transmitted to the controller 10, the controller 10 sends the data to the ammeter 11 for displaying, and the data are sent to the receiving terminal through the wireless transmission module 12, so that remote monitoring is achieved.

Door plates 19 are arranged on the front surfaces of the feeder line cabinet 5, the control cabinet 6 and the standby cabinet 7, glass windows 20 are arranged on the door plates 19 arranged on the feeder line cabinet 5 and the control cabinet 6, and the glass windows 20 can facilitate observation of internal instruments and other equipment and are convenient to use.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (3)

1. The utility model provides a 35kV cubical switchboard which characterized in that: the high-pressure water-saving cabinet comprises a cabinet body, wherein a large partition plate is fixed in the cabinet body and divides the front half part and the rear half part of the cabinet body into a high-pressure area and a low-pressure area; the low-voltage area is divided into a feeder cabinet, a control cabinet and a standby cabinet from top to bottom through two horizontal partition plates respectively; high-voltage switch equipment mounting plates are arranged in the feeder cabinet, the control cabinet and the standby cabinet;

a high-voltage transformer is respectively arranged on the incoming line and the outgoing line in the high-voltage area; the high-voltage switch equipment installation plate in the feeder cabinet is provided with a controller and an ammeter, the two high-voltage transformers are respectively electrically connected with a signal input end of the controller, and signal output of the controller is respectively electrically connected with the ammeter and a wireless transmission module.

2. A 35kV switchgear as claimed in claim 1, wherein: sliding rails are arranged on two sides of the feeder cabinet, the control cabinet and the standby cabinet, sliding blocks are fixed on two sides of the high-voltage switch equipment mounting plate, and the sliding blocks slide in the corresponding sliding rails;

the sliding rail is internally provided with a plurality of grooves, the sliding block corresponding to the sliding rail is provided with a mounting hole, the bottom of the mounting hole is fixed with one end of a spring, the other end of the spring is fixed with a fixture block, the fixture block is arranged in the mounting hole in a sliding manner, and one end, far away from the spring, of the fixture block is in movable contact with the bottom of the groove.

3. A 35kV switchgear as claimed in claim 1 or 2, wherein: door plates are arranged on the front sides of the feeder cabinet, the control cabinet and the standby cabinet, and glass windows are arranged on the door plates arranged on the feeder cabinet and the control cabinet.

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