CN209929843U

CN209929843U - Safety auxiliary device of transformer substation

Info

Publication number: CN209929843U
Application number: CN201920816502.XU
Authority: CN
Inventors: 朱宝超; 张柏铮; 吴泽坤
Original assignee: Nanjing Kangbang Intelligent Technology Co Ltd
Current assignee: Nanjing Kangbang Intelligent Technology Co Ltd
Priority date: 2019-06-01
Filing date: 2019-06-01
Publication date: 2020-01-10
Anticipated expiration: 2029-06-01

Abstract

The utility model discloses a transformer substation safety auxiliary device, including transformer case, protection mechanism, heat dissipation mechanism and backup pad, the fixed plate is installed to the first half of transformer case inside, PLC controller and temperature sensor are installed respectively to the center of fixed plate top and bottom, two sets of cameras and four group's light are installed to the bottom of fixed plate, the below of camera is equipped with the voltage case, the bottom and the supporting mechanism of voltage case are connected, the bottom and the fixed welding of well hollow plate of supporting mechanism, the bottom of well hollow plate and the fixed welding of the inside bottom of transformer case, two sets of protection mechanism are installed at the top of transformer case, heat dissipation mechanism is all installed to transformer case both sides, the bottom and the fixed welding of backup pad of transformer case. The substation safety auxiliary device can protect equipment in a substation, can reduce the possibility of equipment failure caused by overhigh temperature, and is very suitable for being used as the safety auxiliary device of the substation.

Description

Safety auxiliary device of transformer substation

Technical Field

The utility model belongs to the technical field of the safety device of transformer substation, concretely relates to safety auxiliary device of transformer substation.

Background

The transformer substation is a place for converting voltage and current, receiving electric energy and distributing electric energy in an electric power system. The substations in the power plant are step-up substations, which are used to boost up the electrical energy generated by the generator and feed it into the high-voltage network. As an indispensable part of an electric power system, a substation has been developed together with the electric power system. The transformer substation has undergone great changes in construction sites, voltage levels, equipment conditions and the like. In the voltage class, with the development of power technology, a large power grid transmission mode in which an extra-high voltage 1000kV transformer substation and a 500kV transformer substation are used as junction transformer substations and 220kV and 110kV transformer substations are used as terminal transformer substations is gradually developed. In the aspect of electrical equipment, primary equipment is mainly open outdoor equipment and gradually develops into a fully-closed gas combined electrical appliance and a semi-closed gas combined electrical appliance; secondary devices have evolved from early transistor and integrated circuit protection to microcomputer protection. At the present stage, the transformer substation is mostly box-type transformer substation, and current box-type transformer substation's safety auxiliary device can not protect the voltage box in the transformer substation well, and when the high temperature in the transformer substation, in time can not dispel the heat simultaneously.

Therefore, in order to meet the current situation, the design and production of a substation safety auxiliary device are urgently needed to meet the requirement of practical use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a transformer substation safety auxiliary device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a transformer substation safety auxiliary device comprises a transformer substation box, a protection mechanism, a heat dissipation mechanism and a support plate, wherein a fixed plate is arranged at the upper half part inside the transformer substation box, a PLC (programmable logic controller) and a temperature sensor are respectively arranged at the centers of the top and the bottom of the fixed plate, two groups of cameras and four groups of illuminating lamps are arranged at the bottom of the fixed plate, the two groups of cameras and the four groups of illuminating lamps are symmetrically distributed about the central line of the fixed plate, a voltage box is arranged below the cameras, the bottom of the voltage box is connected with the support mechanism, a display screen is arranged between the two groups of voltage boxes, the bottom of the display screen is connected with the top end of a support rod, the bottom end of the support rod is fixedly welded with the top of a hollow plate, two groups of limiting mechanisms are arranged at the top of the support mechanism, the bottom of the support mechanism is fixedly welded with the top of, the bottom of well hollow plate and the inside bottom fixed weld of transformer case, the top of transformer case is dug and is equipped with the multiunit spacing groove, and the limiting groove is equipped with the protection machanism of two sets of slopes, one side of transformer case is connected with two sets of chamber doors through the rotation of spring hinge, the heat dissipation mechanism is all installed to the both sides that the transformer case is close to the chamber door, the bottom of transformer case and the top fixed weld of backup pad.

Preferably, the supporting mechanism comprises a hollow seat, a fixed seat and a sliding plate, the cross sections of the fixed seat and the hollow seat are concave, the bottom of the fixed seat is joggled with the cavity of the hollow seat, a plurality of groups of compression springs are installed between the bottom of the fixed seat and the inside of the hollow seat, a T-shaped sliding groove is dug in the upper half part of the fixed seat, and the sliding plate is connected in the sliding groove in a sliding mode.

Preferably, the limiting mechanism comprises a limiting seat, a threaded rod and a limiting plate, the bottom of the limiting seat is fixedly welded with the top of a sliding plate of the supporting mechanism, the threaded rod is in threaded connection with the limiting seat through a threaded hole drilled in the limiting seat, and two ends of the threaded rod are fixedly welded with the limiting plate and the regulating valve respectively.

Preferably, protection mechanism includes baffle, support column and cavity post, the first half of baffle is dug and is equipped with the multiunit water drainage tank, the bottom fixed weld of baffle has two sets of support columns, the one end that the baffle was kept away from to the support column is connected with the cavity part of cavity post, be equipped with the elastic ball between the bottom of support column and the inside of cavity post, the bottom and the spacing groove fixed weld of cavity post.

Preferably, heat dissipation mechanism includes heat dissipation case, radiator fan and dust screen, the radiating groove fixed weld that heat dissipation case and transformer case both sides were seted up, heat dissipation case and transformer case intercommunication, the internally mounted of heat dissipation case has radiator fan, the dust screen is all installed to radiator fan's both sides.

Preferably, the drier has been placed to the inside of well hollow plate, and is two sets of handle and glass window are all installed in the installation on the chamber door, install the trick lock on one of them set of chamber door, the sliding plate of supporting mechanism and one side that limiting mechanism's limiting plate is close to the voltage box all bond through the viscose and have the rubber slab, temperature sensor, camera, light, display screen and heat dissipation mechanism's radiator fan all with PLC controller electric connection.

The utility model discloses a technological effect and advantage: according to the transformer substation safety auxiliary device, the threaded rod is driven to rotate through the rotary adjusting valve, the distance between the two groups of limiting plates is adjusted, so that the threaded rod is adjusted and fixed according to the size of a voltage box placed on the sliding plate, and the vibration generated in the working process of the voltage box is effectively reduced through the vibration reduction effect of the arranged compression spring, so that the voltage box is protected; through the arranged baffle, rain and snow are effectively prevented from being in direct contact with the power transformation box, and the impact force of the baffle on the power transformation box is reduced under the action of the elastic force of the arranged elastic ball, so that the power transformation box is protected, and the service life is prolonged; the temperature in the transformer substation box is measured through the temperature sensor, measured data are fed back to the PLC, when the measured temperature is higher than a set value, the heat radiation fan is started through the PLC, the driving of the heat radiation fan is performed, the flowing speed of air in the transformer substation box is accelerated, the heat radiation is performed on the voltage box in time, the possibility that the voltage box breaks down due to overhigh temperature is effectively reduced, and the transformer substation safety auxiliary device can protect equipment in the transformer substation and simultaneously reduce the possibility that the equipment breaks down due to overhigh temperature, and is very suitable for serving as the safety auxiliary device of the transformer substation.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a cross-sectional view of the protection mechanism of the present invention;

FIG. 4 is an enlarged view of the structure A of FIG. 2 according to the present invention;

fig. 5 is a circuit block diagram of the present invention.

In the figure: 1 transformer box, 2 protection mechanisms, 3 heat dissipation mechanisms, 4 support plates, 5 fixed plates, 6 PLC controllers, 7 temperature sensors, 8 cameras, 9 lighting lamps, 10 voltage boxes, 11 support mechanisms, 12 display screens, 13 support rods, 14 limiting mechanisms, 15 hollow plates, 16 box doors, 17 hollow seats, 18 fixed seats, 19 sliding plates, 20 limiting seats, 21 threaded rods, 22 limiting plates, 23 baffle plates, 24 support columns, 25 hollow columns, 26 heat dissipation boxes, 27 heat dissipation fans and 28 dust screens.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Unless defined otherwise, all references to up, down, left, right, front, back, inner and outer directions herein are to be interpreted as referring to up, down, left, right, front, back, inner and outer directions in the drawings to which the invention is applied, and all references are hereby incorporated herein by reference.

The utility model provides a transformer substation safety auxiliary device as shown in figures 1-5, which comprises a transformer substation box 1, a protection mechanism 2, a heat dissipation mechanism 3 and a support plate 4, wherein the first part of the interior of the transformer substation box 1 is provided with a fixed plate 5, the center of the top and the bottom of the fixed plate 5 is respectively provided with a PLC controller 6 and a temperature sensor 7, the PLC controller 6 and the temperature sensor 7 are respectively selected from a CWDZ19 type temperature sensor and a Siemens S7-200 type PLC controller produced by Beijing Star sensor technology Limited, the bottom of the fixed plate 5 is provided with two groups of cameras 8 and four groups of illuminating lamps 9, the cameras 8 can detect and record the conditions in the transformer substation box 1, and the working personnel can obtain optical fiber illumination when disassembling and maintaining the voltage box 10 through the driving of the illuminating lamps 9, the two groups of cameras 8 and the four groups of illuminating lamps 9 are symmetrically distributed about the central line of the fixed plate 5, a voltage box 10 is arranged below the camera 8, the bottom of the voltage box 10 is connected with a support mechanism 11, a display screen 12 is arranged between two groups of the voltage boxes 10, the bottom of the display screen 12 is connected with the top end of a support rod 13, the bottom end of the support rod 13 is fixedly welded with the top of a hollow plate 15, two groups of limit mechanisms 14 are installed at the top of the support mechanism 11, the bottom of the support mechanism 11 is fixedly welded with the top of the hollow plate 15, a plurality of groups of vent holes are drilled at the top of the hollow plate 15, water vapor in the transformer box 1 enters the hollow plate 15 through the vent holes and is mixed with a drying agent in the hollow plate 15, so that the air humidity in the transformer box 1 is reduced, the normal work of the voltage box 10 is protected, the bottom of the hollow plate 15 is fixedly welded with the bottom inside the transformer box 1, a plurality of groups of limit grooves are dug at the top of the transformer box 1, the limiting groove is internally provided with two groups of inclined protection mechanisms 2, one side of the transformer box 1 is rotatably connected with two groups of box doors 16 through spring hinges, the two sides of the transformer box 1, which are close to the box doors 16, are respectively provided with a heat dissipation mechanism 3, and the bottom of the transformer box 1 is fixedly welded with the top of the supporting plate 4.

Specifically, the supporting mechanism 11 includes a hollow seat 17, a fixed seat 18 and a sliding plate 19, the cross sections of the fixed seat 18 and the hollow seat 17 are both in a shape like a Chinese character 'ao', the bottom of the fixed seat 18 is joggled with the cavity of the hollow seat 17, a plurality of groups of compression springs are installed between the bottom of the fixed seat 18 and the inside of the hollow seat 17, a sliding groove in a shape like a T is dug in the upper half of the fixed seat 18, the sliding plate 19 is connected in the sliding groove in a sliding manner, and the vibration damping effect of the compression springs is used for effectively reducing the shaking of the voltage box 10 during the work, so that the voltage box 10 is protected.

Specifically, stop gear 14 includes spacing seat 20, threaded rod 21 and limiting plate 22, the fixed welding in top of the sliding plate 19 of stop gear 20 bottom and supporting mechanism 11, threaded rod 21 bores the screw hole of establishing through spacing seat 20 and spacing seat 20 threaded connection, the both ends of threaded rod 21 respectively with limiting plate 22 and governing valve fixed welding, the rotary regulating valve drives threaded rod 21 and rotates, adjusts the distance between two sets of limiting plates 22 to adjust and fix according to the size of the voltage box 10 of placing on sliding plate 19.

Specifically, protection mechanism 2 includes baffle 23, support column 24 and hollow column 25, the first half of baffle 23 digs and is equipped with the multiunit water drainage tank, the bottom fixed weld of baffle 23 has two sets of support columns 24, the one end that baffle 23 was kept away from to support column 24 is connected with the cavity part of hollow column 25, be equipped with the bouncing ball between the bottom of support column 24 and the inside of hollow column 25, the bottom and the spacing groove fixed weld of hollow column 25 meet when sleet weather, baffle 23 that transformer case 1 top set up avoids sleet and transformer case 1 direct contact effectively to the elastic force effect through the bouncing ball that sets up reduces the impact force of baffle 23 to transformer case 1, thereby protects transformer case 1, increase of service life.

Specifically, heat dissipation mechanism 3 includes heat dissipation case 26, radiator fan 27 and dust screen 28, the fixed welding of radiating groove that heat dissipation case 26 and transformer case 1 both sides were seted up, heat dissipation case 26 and transformer case 1 intercommunication, the internally mounted of heat dissipation case 26 has radiator fan 27, dust screen 28 is all installed to radiator fan 27's both sides, and the drive through radiator fan 27 for the flow rate of the air in transformer case 1, thereby dispel the heat to voltage box 10 in time, reduce voltage box 10 effectively because of the high possibility of breaking down of temperature.

Specifically, the drier has been placed to the inside of well hollow plate 15, and the drier selects to calcium chloride, and is two sets of handle and glass window are all installed in the installation on the chamber door 16, install the trick lock on one of them set of chamber door 16, the sliding plate 19 of supporting mechanism 11 and the limiting plate 22 of stop gear 14 all bond through the viscose and have the rubber slab near one side of voltage case 10, temperature sensor 7, camera 8, light 9, display screen 12 and heat dissipation mechanism 3's radiator fan 27 all with PLC controller 6 electric connection.

Specifically, the safety auxiliary device for the transformer substation opens the coded lock, pulls open the box door 16 through a handle, slides and draws out the sliding plate 19 from the fixed seat 18, places the voltage box 10 on the sliding plate 19, rotates the regulating valve to drive the threaded rod 21 to rotate, and regulates the distance between the two groups of limiting plates 22, so that the voltage box 10 placed on the sliding plate 19 is regulated and fixed according to the size of the voltage box 10, after the fixation is completed, the sliding plate 19 is in sliding connection with the fixed seat 18, the vibration damping effect of the arranged compression spring is used for effectively reducing the shaking generated in the work of the voltage box 10, so as to protect the voltage box 10, the voltage box 10 and the transformer box 1 are connected with an external power supply, the box door 16 is closed, the coded lock is used for locking the box 16, the internal operation condition of the transformer box 1 is observed through a glass window, and in the operation and use process, when the weather of rain and snow occurs, the baffle 23, avoid sleet and transformer case 1 direct contact effectively, and through the elastic force effect of the elastic ball that sets up, reduce the impact force of baffle 23 to transformer case 1, thereby protection transformer case 1, increase of service life, when meetting high temperature weather, temperature sensor 7 measures the temperature in the transformer case 1, and feed back the data of measurement in PLC controller 6, when measured temperature is higher than the settlement numerical value, turn on radiator fan 27 through PLC controller 6, and through radiator fan 27's drive, accelerate the flow rate of the air in transformer case 1, thereby dispel the heat to voltage box 10 in time, reduce voltage box 10 because of the possibility that the high temperature breaks down effectively.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a transformer substation safety auxiliary device, includes transformer case (1), protection mechanism (2), heat dissipation mechanism (3) and backup pad (4), its characterized in that: fixed plate (5) is installed at the first inside part of transformer case (1), PLC controller (6) and temperature sensor (7) are installed respectively at the center of fixed plate (5) top and bottom, two sets of camera (8) and four groups of light (9) are installed to the bottom of fixed plate (5), and are two sets of camera (8) and four groups of light (9) are all about the central line symmetric distribution of fixed plate (5), the below of camera (8) is equipped with voltage case (10), the bottom and the supporting mechanism (11) of voltage case (10) are connected, are two sets of be equipped with display screen (12) between voltage case (10), the bottom and the top of bracing piece (13) of display screen (12) are connected, the bottom and the top fixed welding of cavity board (15) of bracing piece (13), two sets of stop gear (14) are installed at the top of supporting mechanism (11), the bottom of supporting mechanism (11) and the fixed welding in top of well hollow plate (15), the top of well hollow plate (15) is bored and is equipped with the multiunit air vent, the bottom of well hollow plate (15) and the fixed welding in bottom of transformer case (1) inside, the top of transformer case (1) is dug and is equipped with the multiunit spacing groove, and the limiting groove is equipped with protection machanism (2) of two sets of slopes, one side of transformer case (1) is rotated through the spring hinge and is connected with two sets of chamber doors (16), heat dissipation mechanism (3) are all installed to the both sides that transformer case (1) is close to chamber door (16), the bottom of transformer case (1) and the fixed welding in top of backup pad (4).

2. A substation safety auxiliary device according to claim 1, characterized in that: the supporting mechanism (11) comprises a hollow seat (17), a fixed seat (18) and a sliding plate (19), the cross sections of the fixed seat (18) and the hollow seat (17) are in a concave shape, the bottom of the fixed seat (18) is in joggle joint with the cavity of the hollow seat (17), a plurality of groups of compression springs are installed between the bottom of the fixed seat (18) and the inside of the hollow seat (17), a T-shaped sliding groove is dug in the upper half part of the fixed seat (18), and the sliding plate (19) is connected in the sliding groove in a sliding mode.

3. A substation safety auxiliary device according to claim 1, characterized in that: limiting mechanism (14) are including spacing seat (20), threaded rod (21) and limiting plate (22), the bottom of spacing seat (20) and the fixed welding in top of sliding plate (19) of supporting mechanism (11), threaded rod (21) are through boring screw hole and spacing seat (20) threaded connection on spacing seat (20), the both ends of threaded rod (21) respectively with limiting plate (22) and governing valve fixed welding.

4. A substation safety auxiliary device according to claim 1, characterized in that: protection mechanism (2) are including baffle (23), support column (24) and hollow column (25), the first half of baffle (23) is dug and is equipped with the multiunit water drainage tank, the fixed welding in bottom of baffle (23) has two sets of support columns (24), the one end that baffle (23) were kept away from in support column (24) is connected with the cavity part of hollow column (25), be equipped with the elastic ball between the bottom of support column (24) and the inside of hollow column (25), the bottom and the spacing groove fixed welding of hollow column (25).

5. A substation safety auxiliary device according to claim 1, characterized in that: radiating mechanism (3) are including heat dissipation case (26), radiator fan (27) and dust screen (28), the radiating groove fixed weld that heat dissipation case (26) and transformer case (1) both sides were seted up, heat dissipation case (26) and transformer case (1) intercommunication, the internally mounted of heat dissipation case (26) has radiator fan (27), dust screen (28) are all installed to the both sides of radiator fan (27).

6. A substation safety auxiliary device according to claim 1, characterized in that: the desiccant is placed in the hollow plate (15), the desiccant is two sets of handle and glass window are all installed in the installation on chamber door (16), wherein install the trick lock on a set of chamber door (16), the sliding plate (19) of supporting mechanism (11) and limiting plate (22) of limiting mechanism (14) are close to one side of voltage box (10) and all have the rubber slab through the viscose bonding, all with PLC controller (6) electric connection in radiator fan (27) of temperature sensor (7), camera (8), light (9), display screen (12) and heat dissipation mechanism (3).