CN219227012U

CN219227012U - Safety transformer box for urban power grid

Info

Publication number: CN219227012U
Application number: CN202222300912.3U
Authority: CN
Inventors: 田大圣; 周祖平; 田建东
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2023-06-20
Anticipated expiration: 2032-08-29

Abstract

The utility model discloses a safe power transformation box for an urban power grid, which comprises a power transformation box body, wherein two sides of the front end surface of the power transformation box body are movably connected with a cabinet door through hinges, a handle is arranged on the cabinet door, radiating ports which are communicated are formed in the left side and the right side of the power transformation box body, a temperature sensor and a PLC (programmable logic controller) are arranged at the top of an inner cavity of the power transformation box body, mounting brackets are arranged on the inner walls of the two sides of the power transformation box body and positioned on the inner sides of the radiating ports, an exhaust fan is connected to the mounting brackets, a fixing seat is arranged in the middle of the bottom end of the inner cavity of the power transformation box body, a plurality of groups of sleeves are arranged in the fixing seat, a cover plate is arranged at the top of each sleeve, and a wire hole which is communicated with each sleeve is formed in the cover plate.

Description

Safety transformer box for urban power grid

Technical Field

The utility model relates to the technical field of transformer boxes, in particular to a safety transformer box for an urban power grid.

Background

With the development of urban areas, people living environments are more and more concentrated, especially for large residential areas, thousands of residents are very frequent, and stable power supply is indispensable for living for the residents of the areas living intensively, so that each area is provided with a power distribution station room and a power transformation box, and the main equipment of the power transformation box is a switch and a transformer in order to ensure the power consumption of the residents of the area.

The utility model provides a safe transformer case for urban power grid, has offered the louvre on the safe transformer case that urban power grid used more and has been used for dispelling the heat, only through the radiating efficiency low of louvre, the inside heat of transformer case can not obtain quick giving off and easily initiate the incident, and transformer case inlet wire and outlet wire are exposed outside more, cause the cable to damage easily, cause transformer case electric leakage risk, and the practicality is poor, and for this reason, we propose a safe transformer case for urban power grid.

Disclosure of Invention

The utility model aims to provide a safe power transformation box for an urban power grid, which solves the problems of low heat dissipation efficiency and easy cable damage of the power transformation box in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a safe transformer case for urban power grid, includes the transformer case body, there is the cabinet door preceding terminal surface both sides of transformer case body through hinge swing joint, and is adjacent the cabinet door passes through the locked groove, the hasp is connected, and is equipped with the handle on the cabinet door, the cooling hole that the intercommunication set up has been seted up to the left and right sides of transformer case body, the inner chamber top of transformer case body is equipped with temperature sensor and PLC controller, the both sides inner wall of transformer case body just is located the inboard of cooling hole is equipped with the installing support, and is connected with the air exhauster on the installing support, the inner chamber bottom middle part of transformer case body is equipped with the fixing base, and is equipped with the multiunit sleeve pipe in the fixing base, multiunit telescopic top is equipped with the apron, the intercommunication sheathed tube line hole has been seted up in the apron.

Further: the upper surface both sides of fixing base are equipped with the threaded rod, and two sets of threaded rod and apron sliding connection, threaded connection has the nut on the threaded rod, and the nut laminating is at the upper surface of apron.

Further: the bottom of apron just is located the below of line hole and is equipped with the joint with sleeve pipe mouth of pipe position assorted, and is equipped with sealing washer between joint and the sleeve pipe.

Further: the electrical ends of the temperature sensor and the exhaust fan are electrically connected with the electrical ends of the PLC and the external power supply.

Further: the both sides outer wall of installing support passes through L type fixed plate and bolt and is connected with the inner wall of transformer case body, and the riser and the installing support outer wall fixed connection of L type fixed plate, and the diaphragm laminating is at the inner wall of transformer case body, and peg graft in the diaphragm has the bolt.

Further: and a dustproof net is arranged on the inner side surface of the heat radiation opening.

Further: and a dampproof pad is paved at the bottom of the inner cavity of the transformer box body.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the temperature sensor monitors the internal temperature of the transformer box body in real time, the temperature sensor gives a detected signal to the PLC controller, the PLC controller adjusts the power of the exhaust fan according to the temperature condition, so that the air flow speed is accelerated, the heat in the transformer box body is rapidly discharged through the heat radiation opening, the heat radiation speed can be adjusted in real time according to the temperature condition, and accidents can be avoided.

2. The cable arrangement of cables in the transformer box can be realized through the sleeve, the connector and the wire holes in the cover plate, the cables are arranged inside, and the cables are protected through the sleeve, so that the cables are not easy to damage, the service life of the cables is prolonged, and the situation of electric leakage is avoided.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is a sectional view of the internal structure of the transformer box body of the present utility model;

fig. 3 is an enlarged schematic view of fig. 2 a in accordance with the present utility model.

In the figure: 1. a transformer box body; 2. a cabinet door; 3. a handle; 4. a heat radiation port; 5. a PLC controller; 6. a temperature sensor; 7. a mounting bracket; 8. an exhaust fan; 9. a cover plate; 10. a fixing seat; 11. a threaded rod; 12. a nut; 13. a sleeve; 14. and (3) a joint.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1:

referring to fig. 1-3, the present utility model provides a technical solution: the utility model relates to a safe power transformation box for an urban power grid, which comprises a power transformation box body 1, wherein two sides of the front end surface of the power transformation box body 1 are movably connected with a cabinet door 2 through hinges, the cabinet door 2 is provided with a handle 3, the left side and the right side of the power transformation box body 1 are provided with radiating ports 4 which are communicated, the top of an inner cavity of the power transformation box body 1 is provided with a temperature sensor 6 and a PLC (programmable logic controller) 5, the electrical ends of the temperature sensor 6 and an exhaust fan 8 are electrically connected with the electrical ends of the PLC 5, the inner walls of the two sides of the power transformation box body 1 and the inner sides of the radiating ports 4 are provided with mounting brackets 7, the mounting brackets 7 are connected with the exhaust fan 8, the middle part of the bottom end of the inner cavity of the power transformation box body 1 is provided with a fixed seat 10, the fixed seat 10 is internally provided with a plurality of sleeve pipes 13, the top of the plurality of sleeve pipes 13 is provided with a cover plate 9, the wire hole of intercommunication sleeve pipe 13 has been seted up in the apron 9, before using, the electrical end of air exhauster 8 still is connected with the electrical end of internal power source, through the inside temperature of temperature sensor 6 real-time supervision transformer case body 1, temperature sensor 6 gives PLC controller 5 with the signal that detects, PLC controller 5 adjusts the power of air exhauster 8 according to the temperature condition, the speed of air flow has been accelerated, heat in the transformer case body 1 is discharged fast through thermovent 4, can adjust the radiating rate in real time according to the temperature condition, can avoid appearing the accident, the while also saved the energy, can be used to the inside cable of transformer case body 1 and external mechanism connection through the wire hole on sleeve pipe 13 and the apron 9, sleeve pipe 13 can provide the protection for the cable, avoid the cable to appear damaging or for the risk of animal bite.

Referring to fig. 2 and 3, preferably, threaded rods 11 are disposed on two sides of the upper surface of the fixing seat 10, and two sets of threaded rods 11 are slidably connected with the cover plate 9, nuts 12 are screwed on the threaded rods 11 and attached to the upper surface of the cover plate 9, connectors 14 matched with the pipe openings of the sleeves 13 are disposed at the bottom ends of the cover plate 9 and below the wire holes, sealing washers are disposed between the connectors 14 and the sleeves 13, the threaded rods 11 are slidably connected with the cover plate 9, the height of the cover plate 9 can be adjusted, the cover plate 9 can play a role in fixedly connecting the positions of the sleeves 13, after the positions of the cover plate 9 are determined, the nuts 12 are rotated, the positions of the cover plate 9 can play a role in fixing, the cover plate 9 is prevented from being sprung up due to stress, and the connectors 14 on the cover plate 9 are inserted into the sleeves 13 to provide protection for the connector of the cables.

Referring to fig. 2, preferably, the outer walls of two sides of the mounting bracket 7 are connected with the inner wall of the power transformation box body 1 through an L-shaped fixing plate and bolts, the L-shaped fixing plate is a transverse plate and a vertical plate, the vertical plate is fixedly connected with the outer wall of the mounting bracket 7, the transverse plate is attached to the inner wall of the power transformation box body 1, bolts are inserted into the transverse plate, and the mounting bracket 7 mounted with the L-shaped fixing plate through the bolts can be conveniently dismounted and mounted, so that maintenance of the exhaust fan 8 is facilitated.

Example 2:

referring to fig. 2, this embodiment differs from the first embodiment in that: the inner side of the heat dissipation port 4 is provided with a dustproof net, and the dustproof net plays a role in preventing dust or flying insects in the outside air from entering the inside of the transformer box body 1.

Referring to fig. 2, a dampproof pad is laid at the bottom of the inner cavity of the transformer box body 1, which plays a dampproof role to prevent the internal components of the transformer box body 1 from being affected with damp.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a city electric wire netting is with safe transformer case, includes transformer case body (1), its characterized in that: the utility model discloses a transformer case body, including transformer case body (1), cabinet door (2) are connected through hinge swing joint to preceding terminal surface both sides of transformer case body (1), and are equipped with handle (3) on cabinet door (2), the thermovent (4) that the intercommunication set up have been seted up to the left and right sides of transformer case body (1), the inner chamber top of transformer case body (1) is equipped with temperature sensor (6) and PLC controller (5), both sides inner wall and the inboard that is located thermovent (4) of transformer case body (1) are equipped with installing support (7), and are connected with air exhauster (8) on installing support (7), the inner chamber bottom middle part of transformer case body (1) is equipped with fixing base (10), and is equipped with multiunit sleeve pipe (13) in fixing base (10), multiunit the top of sleeve pipe (13) is equipped with apron (9), the line hole of intercommunication sleeve pipe (13) has been seted up in apron (9).

2. The utility model provides a safe transformer case for urban power network according to claim 1, characterized in that: the upper surface both sides of fixing base (10) are equipped with threaded rod (11), and two sets of threaded rod (11) and apron (9) sliding connection, threaded rod (11) go up threaded connection has nut (12), and nut (12) laminating is at the upper surface of apron (9).

3. The utility model provides a safe transformer case for urban power network according to claim 1, characterized in that: the bottom end of the cover plate (9) is provided with a joint (14) which is matched with the pipe orifice of the sleeve (13) in position below the wire hole, and a sealing gasket is arranged between the joint (14) and the sleeve (13).

4. The utility model provides a safe transformer case for urban power network according to claim 1, characterized in that: the electrical ends of the temperature sensor (6) and the exhaust fan (8) are electrically connected with the electrical end of the PLC (5).

5. The utility model provides a safe transformer case for urban power network according to claim 1, characterized in that: the outer walls of the two sides of the mounting bracket (7) are connected with the inner wall of the transformer box body (1) through the L-shaped fixing plate and bolts.

6. The utility model provides a safe transformer case for urban power network according to claim 1, characterized in that: the inner side surface of the heat dissipation port (4) is provided with a dustproof net.

7. The utility model provides a safe transformer case for urban power network according to claim 1, characterized in that: the bottom of the inner cavity of the transformer box body (1) is paved with a damp-proof pad.