Dry-type transformer with automatic fire extinguishing function

Abstract

The utility model discloses a dry-type transformer with an automatic fire extinguishing function, which comprises a transformer, the bottom of the transformer is fixedly connected with a protective shell and a sliding rod, and the sliding rod is fixedly connected inside the protective shell. According to the dry-type transformer with the automatic fire extinguishing function, the transformer body, the protective shell, the sliding rods, the fireproof cloth cover, the air collecting cover, the smoke alarm and the air spraying head are matched with one another, when spontaneous combustion happens to the transformer body, smoke is sucked into the air collecting cover under the suction force of the suction fan, the smoke alarm is triggered to give an alarm, and meanwhile the dry-type transformer is prevented from being damaged. The controller controls the electromagnet to be powered off, under the action of gravity, the fireproof cloth cover is driven to descend to cover the transformer, under the action of the booster pump, inert gas in the fire extinguisher tank is pressurized and sprayed out through the air spraying head, the oxygen content in the fireproof cloth cover is reduced, the automatic fire extinguishing effect is achieved, and life and property losses are guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of transformers, in particular to a dry-type transformer with an automatic fire extinguishing function. Background Art

[0002] A transformer is a static electrical device that is used to convert an AC voltage (current) of a certain value into another or several voltages (currents) of different values ​​with the same frequency. A dry-type transformer is a type of transformer. Dry-type transformers are widely used in local lighting, high-rise buildings, airports, docks, CNC machinery and equipment, and other places. Simply put, a dry-type transformer refers to a transformer whose core and windings are not immersed in insulating oil. Existing dry-type transformers are prone to spontaneous combustion due to circuit short circuits or other unexpected situations during use. At the same time, most of the existing dry-type transformers have a low degree of intelligence, which makes it inconvenient to give timely warnings when spontaneous combustion occurs, which can easily cause loss of life and property. Therefore, it is necessary to propose a dry-type transformer with automatic fire extinguishing function. Utility Model Content

[0003] In view of the problems existing in the prior art, the utility model provides a dry-type transformer with an automatic fire extinguishing function.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A dry-type transformer with automatic fire extinguishing function comprises: a transformer, a protective housing being fixedly connected to the bottom of the transformer;

[0006] A slide bar, the slide bar being fixedly connected to the inside of the protective housing;

[0007] A fireproof cloth cover, which is sleeved on the surface of the slide bar;

[0008] An air collecting hood, which is arranged inside the fireproof cloth cover;

[0009] A smoke alarm, wherein the smoke alarm is arranged inside the wind collecting hood;

[0010] The nozzle is arranged inside the wind collecting cover.

[0011] The above-mentioned dry-type transformer with automatic fire extinguishing function, wherein the top of the fireproof cloth cover is fixedly connected with a mounting top plate, and the mounting top plate is fixedly connected with the sliding rod;

[0012] A vertical plate is fixedly connected to the bottom of the fireproof cloth cover.

[0013] The above-mentioned dry-type transformer with automatic fire extinguishing function, wherein a suction fan is fixedly connected to the interior of the wind collecting hood;

[0014] A mesh mounting plate, wherein the mesh mounting plate is fixedly connected to the inside of the wind collecting cover, and the jet nozzle is fixedly connected to the bottom of the mesh mounting plate;

[0015] An air guide tube is fixedly connected to the top of the mesh mounting plate.

[0016] The above-mentioned dry-type transformer with automatic fire extinguishing function, wherein a battery is fixedly connected to the top of the protective housing;

[0017] A solar panel, wherein the solar panel is fixedly connected to the top of the storage battery;

[0018] An electromagnet, the electromagnet is fixedly connected to the top of the inner wall of the protective housing and is electrically connected to the battery;

[0019] A connecting iron is fixedly connected to the top of the vertical plate.

[0020] The above-mentioned dry-type transformer with automatic fire extinguishing function, wherein the top of the protective shell is fixedly connected with a gas tank;

[0021] A fire extinguishing gas tank, wherein the fire extinguishing gas tank is fixedly connected to the top of the protective shell;

[0022] A booster pump, which is fixedly connected to the top of the protective housing and connected to the fire extinguishing gas tank through a pipeline;

[0023] A connecting air pipe connects the airway pipe with the booster pump.

[0024] The above-mentioned dry-type transformer with automatic fire extinguishing function, wherein the bottom of the inner wall of the protective shell is fixedly connected to the limiting groove;

[0025] A filter frame, wherein the filter frame is fixedly connected to the left and right sides of the protective shell;

[0026] A dustproof net, which is arranged inside the filter frame;

[0027] A vent hole is provided on the side of the protective housing and corresponds to the dustproof net;

[0028] A controller is fixedly connected to the inner wall of the protective shell.

[0029] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0030] 1. The utility model realizes a dry-type transformer with automatic fire extinguishing function by the mutual cooperation among the transformer, the protective shell, the sliding rod, the fireproof cloth cover, the wind collecting cover, the smoke alarm and the nozzle. When the transformer spontaneously ignites, the smoke is sucked into the wind collecting cover under the suction force of the suction fan, triggering the smoke alarm to alarm. At the same time, the controller controls the electromagnet to cut off the power, and under the action of gravity, the fireproof cloth cover is driven to descend to cover the transformer. Under the action of the booster pump, the inert gas in the fire extinguisher tank is pressurized and sprayed out through the nozzle to reduce the oxygen content in the fireproof cloth cover, thereby achieving the effect of automatic fire extinguishing and ensuring the loss of life and property.

[0031] 2. In the present invention, the solar panels and batteries are provided to supply power to the electromagnet, booster pump, smoke alarm and controller.

[0032] 3. In the present invention, the dustproof net is provided to isolate the external dust and improve the cleanliness of the interior of the protective shell.

[0033] 4. In the present invention, an air collecting hood is provided to collect dust generated by combustion, thereby improving the prediction accuracy of the smoke alarm. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] Figure 1 It is a structural cross-sectional view of the main view of the utility model;

[0035] Figure 2 A stereogram of the main view of the utility model;

[0036] Figure 3 For this utility model Figure 1 A partial enlarged view of middle A.

[0037] In the figure:

[0038] 1 transformer, 2 protective housing, 3 sliding rod, 4 fireproof cloth cover, 5 wind collecting cover, 6 smoke alarm, 7 nozzle, 8 mounting top plate, 9 vertical plate, 10 suction fan, 11 mesh mounting plate, 12 air duct, 13 battery, 14 solar panel, 15 electromagnet, 16 connecting iron, 17 gas tank warehouse, 18 fire extinguishing gas tank, 19 booster pump, 20 connecting air pipe, 21 limit slot, 22 filter rack, 23 dust net, 24 air vent, 25 controller. DETAILED DESCRIPTION

[0039] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0040] like Figure 1-3 As shown, a dry-type transformer with automatic fire extinguishing function includes: a transformer 1, a protective shell 2 is fixedly connected to the bottom of the transformer 1, and a battery 13 is fixedly connected to the top of the protective shell 2 to supply power to an electromagnet 15, a booster pump 19, a smoke alarm 6 and a controller 25.

[0041] The solar panel 14 is fixedly connected to the top of the storage battery 13 .

[0042] The electromagnet 15 is fixedly connected to the top of the inner wall of the protective shell 2 and is electrically connected to the battery 13 .

[0043] The connecting iron 16 is fixedly connected to the top of the vertical plate 9.

[0044] A gas tank bin 17 is fixedly connected to the top of the protective shell 2 .

[0045] The fire extinguishing gas tank 18 is fixedly connected to the top of the protective shell 2.

[0046] The booster pump 19 is fixedly connected to the top of the protective shell 2 and is connected to the fire extinguishing gas tank 18 through a pipeline.

[0047] The connecting air pipe 20 connects the air guide pipe 12 with the booster pump 19 .

[0048] The slide bar 3 is fixedly connected to the inside of the protective shell 2.

[0049] The fireproof cloth cover 4 is sleeved on the surface of the slide bar 3 , and the top of the fireproof cloth cover 4 is fixedly connected with a mounting top plate 8 , and the mounting top plate 8 is fixedly connected to the slide bar 3 .

[0050] A vertical plate 9 is fixedly connected to the bottom of the fireproof cloth cover 4.

[0051] The wind collecting hood 5 is arranged inside the fireproof cloth cover 4. The interior of the wind collecting hood 5 is fixedly connected with a suction fan 10 to collect dust generated by combustion, thereby improving the accuracy of the smoke alarm 6 prediction.

[0052] The mesh mounting plate 11 is fixedly connected to the inside of the wind collecting cover 5 , and the air jet head 7 is fixedly connected to the bottom of the mesh mounting plate 11 .

[0053] The air guide tube 12 is fixedly connected to the top of the mesh mounting plate 11 .

[0054] The smoke alarm 6 is arranged inside the air collecting hood 5 .

[0055] The nozzle 7 is arranged inside the wind collecting hood 5. When the transformer spontaneously ignites, smoke is sucked into the wind collecting hood 5 under the suction force of the suction fan 10, triggering the smoke alarm 6 to alarm. At the same time, the controller controls the electromagnet 15 to cut off the power. Under the action of gravity, the fireproof cloth cover 4 is driven to descend to cover the transformer 1. Under the action of the booster pump 19, the inert gas in the fire extinguisher tank 18 is pressurized and sprayed out through the nozzle 7 to reduce the oxygen content in the fireproof cloth cover 4.

[0056] The bottom of the inner wall of the protective shell 2 is fixedly connected to a limiting groove 21 to limit the vertical plate 9 and ensure the airtightness of the fireproof cloth cover 4.

[0057] The filter frame 22 is fixedly connected to the left and right sides of the protective shell 2.

[0058] The dustproof net 23 is arranged inside the filter frame 22 to isolate external dust and improve the cleanliness of the interior of the protective shell 2.

[0059] The air vent 24 is provided on the side of the protective housing 2 and corresponds to the dustproof net 23 .

[0060] The controller 25 is fixedly connected to the inner wall of the protective shell 2 .

[0061] In order to facilitate understanding of the above technical solution of the present invention, the working principle or operation method of the present invention in the actual process is described in detail below.

[0062] The utility model provides a dry-type transformer with automatic fire extinguishing function. When the transformer is in use, when self-ignition occurs, smoke is sucked into the wind collecting cover 5 under the suction force of the suction fan 10, triggering the smoke alarm 6 to alarm. At the same time, the controller controls the electromagnet 15 to cut off the power, and under the action of gravity, the fireproof cloth cover 4 is driven to descend to cover the transformer 1. Under the action of the booster pump 19, the inert gas in the fire extinguisher tank 18 is pressurized and sprayed out through the nozzle 7 to reduce the oxygen content in the fireproof cloth cover 4, thereby achieving the effect of automatic fire extinguishing and ensuring the loss of life and property.

[0063] In summary, the dry-type transformer with automatic fire extinguishing function solves the problems mentioned in the background technology by the mutual cooperation among the transformer 1, the protective shell 2, the slide bar 3, the fireproof cloth cover 4, the wind collecting cover 5, the smoke alarm 6 and the nozzle 7.

[0064] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A dry-type transformer with automatic fire extinguishing function, comprising: A transformer (1), characterized in that a protective housing (2) is fixedly connected to the bottom of the transformer (1); A slide bar (3), wherein the slide bar (3) is fixedly connected to the inside of the protective shell (2); A fireproof cloth cover (4), wherein the fireproof cloth cover (4) is sleeved on the surface of the slide bar (3); An air collecting hood (5), wherein the air collecting hood (5) is arranged inside the fireproof cloth hood (4); A smoke alarm (6), wherein the smoke alarm (6) is arranged inside the wind collecting hood (5); The nozzle (7) is arranged inside the wind collecting cover (5).

2. A dry-type transformer with automatic fire extinguishing function according to claim 1, characterized in that: The top of the fireproof cloth cover (4) is fixedly connected to a mounting top plate (8), and the mounting top plate (8) is fixedly connected to the slide bar (3); A vertical plate (9) is fixedly connected to the bottom of the fireproof cloth cover (4).

3. The dry-type transformer with automatic fire extinguishing function according to claim 2 is characterized in that: The interior of the wind collecting cover (5) is fixedly connected with a suction fan (10); A mesh mounting plate (11), wherein the mesh mounting plate (11) is fixedly connected to the inside of the wind collecting cover (5), and the jet head (7) is fixedly connected to the bottom of the mesh mounting plate (11); An air guide tube (12), wherein the air guide tube (12) is fixedly connected to the top of the mesh mounting plate (11).

4. The dry-type transformer with automatic fire extinguishing function according to claim 3 is characterized in that: A storage battery (13) is fixedly connected to the top of the protective housing (2); A solar cell panel (14), wherein the solar cell panel (14) is fixedly connected to the top of the storage battery (13); An electromagnet (15), the electromagnet (15) being fixedly connected to the top of the inner wall of the protective housing (2) and electrically connected to the storage battery (13); A connecting iron (16) is fixedly connected to the top of the vertical plate (9).

5. The dry-type transformer with automatic fire extinguishing function according to claim 4 is characterized in that: A gas tank bin (17) is fixedly connected to the top of the protective shell (2); A fire extinguishing gas tank (18), wherein the fire extinguishing gas tank (18) is fixedly connected to the top of the protective housing (2); A booster pump (19), the booster pump (19) is fixedly connected to the top of the protective housing (2) and is connected to the fire extinguishing gas tank (18) through a pipeline; A connecting air pipe (20) connects the air guide pipe (12) and the booster pump (19).

6. The dry-type transformer with automatic fire extinguishing function according to claim 5, characterized in that: The bottom of the inner wall of the protective shell (2) is fixedly connected to a limiting groove (21); A filter frame (22), wherein the filter frame (22) is fixedly connected to the left and right sides of the protective shell (2); A dustproof net (23), wherein the dustproof net (23) is arranged inside the filter frame (22); A vent hole (24), the vent hole (24) being provided on a side of the protective housing (2) and corresponding to the dustproof net (23); A controller (25), wherein the controller (25) is fixedly connected to the inner wall of the protective shell (2).

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