CN115798873A - Transformer capable of extinguishing fire and dissipating heat and cooling control method thereof - Google Patents
Transformer capable of extinguishing fire and dissipating heat and cooling control method thereof Download PDFInfo
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- CN115798873A CN115798873A CN202211615079.XA CN202211615079A CN115798873A CN 115798873 A CN115798873 A CN 115798873A CN 202211615079 A CN202211615079 A CN 202211615079A CN 115798873 A CN115798873 A CN 115798873A
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Abstract
The invention provides a transformer capable of extinguishing fire and dissipating heat and a cooling control method thereof, wherein the transformer comprises a temperature monitoring module, a sealing module, an exhaust module, a fire extinguishing module and a shell; the shell is used for arranging an electrical assembly, an exhaust port is arranged at the upper end of the shell, a heat dissipation vent is arranged on the side wall of the shell, and an exhaust channel is arranged on the inner wall of the shell; the temperature monitoring module is positioned in the shell and comprises a smoke sensor, a temperature sensor and a high-temperature warning indicator; the sealing module is positioned on the side wall of the shell and can be attached to and sealed with the heat dissipation vent through lifting; the exhaust module is positioned at the upper end of the outer side of the shell and corresponds to the exhaust port, and the exhaust module comprises an exhaust motor and an exhaust blade driven by the exhaust motor; the fire extinguishing module is located on the outer side of the shell and comprises a high-pressure cavity filled with dry ice, the high-pressure cavity is communicated with an exhaust channel through a pipeline provided with a valve, and a fire extinguishing nozzle corresponding to the tail end of the exhaust channel is arranged inside the shell.
Description
Technical Field
The application relates to the technical field of transformer heat dissipation and fire prevention, in particular to a transformer capable of extinguishing fire and dissipating heat and a cooling control method thereof.
Background
Because the voltage when electric power is carried on the cable is higher, and the voltage of people's domestic power and industrial power utilization is different, consequently need convert voltage through the transformer, receives the power influence of operational environment temperature and transformer, and current transformer has the potential safety hazard of catching fire.
In order to improve the safety of the transformer in application, the skilled person has studied it.
For example, chinese patent document CN202210084566.1 discloses, at 2022, 4/29, a transformer with fire extinguishing performance, which includes a mounting plate, a transformer body, a connecting frame, a servo motor, a connecting rod, a receiving frame, an adjusting rod, a sealing plate, a clamping block, and a fire extinguisher, wherein the transformer body is fixedly connected to the upper surface of the mounting plate by bolts, the connecting frame is fixedly connected to the inner side of the mounting plate by bolts, the servo motor is fixedly connected to the rear side surface of the connecting frame by bolts, the connecting rod is rotatably connected to the inside of the connecting frame, the connecting rod is arranged inside the connecting frame, the receiving frame is arranged on the outer surface of the connecting rod, the sealing plate is arranged on the outer surface of the adjusting rod, the clamping block is fixedly connected to the outer surface of the receiving frame by bolts, and the fire extinguisher is connected to the inside of the clamping block in a snap-fit manner.
For another example, in chinese patent document, CN202220180992.0 issued on 5/31/2022 includes a housing, an outer door, and a mounting hole, an anti-collision block is disposed at an end side of the housing, a hinge for driving the outer door to horizontally turn is fixedly connected to a surface of the housing, a handle is disposed on a surface of the outer door, a clamping block is disposed at an end side of the housing, a mounting block for driving the mounting hole to horizontally mount is fixedly connected to an upper end of the housing, and a fire extinguishing mechanism is disposed at an inner end of the housing.
The fire extinguishing device in the transformer of the prior art has the following problems:
1. the transformer introduced with the fire extinguishing device has a complex overall structure, does not have an approximate structure of a cuboid any more, is difficult to be arranged and combined together for application, and wastes a large space;
2. the fire extinguishing agent is sprayed intensively and is diffused slowly, so that the fire extinguishing efficiency is not high.
Disclosure of Invention
Based on the defects in the prior art, the invention provides the transformer capable of extinguishing and dissipating heat and the cooling control method thereof, so that the cooling and fire extinguishing in the transformer can be realized, the fire extinguishing effect is reliable, the diffusion of the fire extinguishing agent is fast, and the fire extinguishing efficiency is high.
Another object of the present invention is to ensure the shape of the housing and facilitate the stacking and combining of a plurality of transformers.
In order to achieve the above object, the present invention adopts the following technical solutions.
A transformer with high heat dispersion and fire extinguishing performance is characterized by comprising a temperature monitoring module, a sealing module, an exhaust module, a fire extinguishing module and a shell;
the shell is used for arranging the electrical assembly, an air outlet is formed in the upper end of the shell, a heat dissipation ventilation opening is formed in the side wall of the shell, and an air exhaust channel is formed in the inner wall of the shell;
the temperature monitoring module is positioned in the shell and comprises a smoke sensor, a temperature sensor and a high-temperature warning indicator;
the sealing module is positioned on the side wall of the shell and can be attached and sealed with the heat dissipation vent through lifting;
the exhaust module is positioned at the upper end of the outer side of the shell and corresponds to the exhaust port, and the exhaust module comprises an exhaust motor and an exhaust blade driven by the exhaust motor;
the fire extinguishing module is positioned outside the shell and comprises a high-pressure cavity filled with carbon dioxide, the high-pressure cavity is communicated with the exhaust channel through a pipeline provided with a valve, and a fire extinguishing nozzle corresponding to the tail end of the exhaust channel is arranged inside the shell.
The temperature control module can monitor the air temperature and the smoke content in the shell, so that the temperature in the transformer is not too high, smoke and fire are prevented, the exhaust port corresponds to the exhaust module and is matched with air suction and air intake of the heat dissipation vent, and the temperature in the shell can be reduced; the fire extinguishing module is matched with the temperature monitoring module to realize automatic fire extinguishing of the transformer, and when fire is extinguished, the exhaust module can discharge the combustion improver and help the fire extinguishing agent to diffuse, so that the fire extinguishing efficiency is improved.
Preferably, the temperature monitoring module is located at the upper end of the interior of the housing and the fire suppression nozzles are located at the bottom of the side walls of the housing. The heat rises in the transformer, guarantees temperature monitoring module's control reliability, and when the nozzle blowout fire extinguishing agent of putting out a fire, because this application has the gas vent exhaust, consequently can assist the nozzle of putting out a fire, can set up in the casing bottom, and not put out a fire and set up at the top as the tradition, through setting up in the casing bottom with the abundant fire and the cooling of fire extinguisher to the transformer.
Preferably, the heat dissipation vent is rectangular, the heat dissipation vent is provided with a plurality of parallel channels on two sides of the shell respectively, the sealing module comprises a sliding frame which is arranged on the shell in a sliding mode, a ventilation groove corresponding to the heat dissipation vent is formed in the sliding frame, and a sealing strip which can correspond to the heat dissipation vent when the sliding frame moves downwards is arranged on the upper side of the ventilation groove of the sliding frame. The carriage slides and sets up in order to realize the switching of sealing strip and heat dissipation vent, guarantees sealed convenience.
Preferably, a sliding groove is formed in the outer side of the side wall of the shell, a sliding column which is connected with the side wall of the shell in a sliding clamping mode is arranged on the sliding frame, a reset spring connected with the side wall of the shell is fixedly arranged on the sliding column, the reset spring is arranged in the sliding groove, the axis of the reset spring is arranged along the axis of the sliding groove, a limiting rod is arranged on the upper side of the sliding frame, and an electric control lock matched with the limiting rod is arranged on the side wall of the shell.
The space of the sealing module occupies a small area, and is simply realized through the electric control lock instead of a redundant air cylinder or other linear pushing mechanisms in the prior art, so that the appearance structure of the transformer shell similar to a cuboid is guaranteed, stacking, combining and application of a plurality of transformers are facilitated, and arrangement is facilitated.
As the preferred, the high-pressure chamber is the loop configuration setting, and the radial cross-section of high-pressure intracavity portion is circular, and the fixed axis department that sets up in the high-pressure chamber of exhaust motor is equipped with the connection stand between high-pressure chamber and the casing, is equipped with the air-out layer between high-pressure chamber and the casing, and exhaust vane sets up in the air-out layer. Go out the direct loss of heat derivation in the layering makes things convenient for the casing and to the external world, avoids influencing the temperature of high-pressure chamber and exhaust fan, and the exhaust motor can set up forced air cooling form or water-cooling form structure as required, because the motor cooling is comparatively conventional, consequently no longer expandes, in addition, also can set up indoor or the top sets up the temperature rise that hides the sun portion and direct injection and cause in order to avoid sunshine.
Preferably, an air deflector is arranged in the air outlet layer, the air deflector is arc-shaped, the air deflector is positioned on the upper side of the exhaust blade, and the middle of the air deflector is arranged in a downward protruding mode. The heat is smoothly guided out along with the air flow, and the heat backflow is reduced.
Preferably, the high temperature warning indicator comprises a glass column, a temperature control cavity filled with mercury is arranged in the glass column, a heat conduction copper net is wound on the outer side of the glass column and is bonded with the glass column, a tensioning rope is arranged at the lower end of the glass column, and a control switch corresponding to the fire extinguishing module is connected to the upper end of the tensioning rope. The heat conduction copper mesh heat conduction gives the glass post, and when the temperature was too high in the casing, mercury in the control by temperature change cavity was heated the gasification inflation, burst glass post, produced pressure to the tensioning rope for control switch received pressure feedback in order to carry out control response, and the piece of glass post is lived in the heat conduction copper mesh adhesion, reduces the cracked influence to the inside security of transformer of glass post.
The cooling control method for the transformer with high heat dissipation performance and high fire extinguishing performance based on the claims is characterized by comprising the following steps of:
A. the sealing module is in an open state, namely the heat dissipation vent is opened, the limiting rod is matched with the electric control lock to be positioned and locked, and the temperature control module continuously detects the air temperature and the smoke content in the shell;
B. according to the detection result of the temperature control module, the interior of the shell is cooled and controlled:
b1, a temperature sensor measures that the temperature in the shell is lower than 40 ℃, a heat dissipation vent is opened, an exhaust motor is stopped, and the temperature is not reduced;
b2, the temperature sensor measures that the temperature in the shell is higher than 40 ℃ and lower than 60 ℃, the heat dissipation vent is opened, the exhaust motor is opened, the exhaust blade rotates to draw the gas in the shell out of the exhaust port, and convection airflow is formed by matching with the heat dissipation vent, so that air cooling heat dissipation is realized;
b3, the temperature sensor measures that the inside temperature of casing is greater than 60 degrees centigrade or high temperature alarm reports to the police or smoke sensor detects smog concentration and is greater than 5% obs/m, when any one of above-mentioned three condition is satisfied, the electric control lock is opened, the sliding frame moves down under reset spring and action of gravity, the sealing strip is sealed with the laminating realization of heat dissipation vent, the exhaust motor keeps at the running state, the blowout carbon dioxide is opened to the nozzle of putting out a fire, accomplish the cooling in the casing to wait for personnel to maintain the transformer.
Reliable cooling and fire extinguishing in the transformer are realized, and the application safety of the transformer is improved.
The invention has the following beneficial effects: the temperature reduction and fire extinguishment in the transformer can be realized, the fire extinguishing effect is reliable, the fire extinguishing agent is diffused quickly, and the fire extinguishing efficiency is high; the fire extinguishing function part is arranged in the shell, and the transformer body is arranged in the edge.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic internal cross-sectional view of the present invention.
FIG. 3 is a schematic structural diagram of the high temperature alarm of the present invention.
Fig. 4 is a side view of the carriage of the present invention.
In the figure: the shell 1 is connected with a door 101, an exhaust port 2, an exhaust channel 3, a heat dissipation vent 4, a chute 5, a high-temperature warning device 6, a smoke sensor 7, a temperature sensor 8, a glass column 9, a temperature control cavity 10, a heat conduction copper mesh 11, a tension rope 12, an exhaust motor 13, an exhaust blade 14, a high-pressure cavity 15, a column 16, an air-out layer 17, an extinguishing nozzle 18, a sliding frame 20, a sliding nozzle 19, a sealing strip 21, an outer end rod 22, a connecting plate 23, a sliding column 24, a pulley 25, a reset spring 26, a limit rod 27 and a limit pin 28.
Detailed Description
The invention is further illustrated with reference to the figures and the specific embodiments.
In the case of the example 1, the following examples are given,
as shown in fig. 1 to 4, a transformer capable of extinguishing fire and dissipating heat includes a temperature monitoring module, a sealing module, an exhaust module, a fire extinguishing module and a housing 1; the housing 1 has a rectangular parallelepiped structure. The front side of the housing 1 is provided with a connection door 101. The casing 1 is used for setting up electrical components, and 1 upper end of casing is equipped with gas vent 2, and gas vent 2 is located the central line of 1 upper end of casing. The inner wall of the shell 1 is provided with an exhaust channel 3; the temperature monitoring module is positioned in the shell 1 and comprises a smoke sensor 7, a temperature sensor 8 and a high-temperature warning indicator 6; the temperature monitoring modules are provided with two groups which are symmetrical around the axis of the shell 1, the high-temperature warning indicator 6, the smoke sensor 7 and the temperature sensor 8 are arranged in sequence from the upper end edge of the shell 1 to the direction of the exhaust port 2, and because airflow exists at the position close to the exhaust port 2, smoke is diffused quickly, the temperature is lower than that of other positions of the shell 1, and the measurement result is relatively high; the smoke sensor 7 is arranged in the middle, so that the reliability of smoke measurement is ensured. The position of the high-temperature warning indicator 6 is close to a heat dissipation dead angle, and the temperature of the edge position of the high-temperature warning indicator is relatively high, so that the reliable high-temperature warning effect is better achieved. The temperature monitoring module is located at the upper end inside the housing 1. The high temperature warning indicator 6 comprises a glass column 9, and the upper end of the glass column 9 is fixed on the shell 1. Be equipped with the control by temperature change cavity 10 of packing mercury in the glass post 9, the outside winding of glass post 9 is equipped with heat conduction copper mesh 11, and heat conduction copper mesh 11 bonds with glass post 9, and the lower extreme of glass post 9 is equipped with tensioning rope 12, and the upper end of tensioning rope 12 is connected and is equipped with the control switch who corresponds fire extinguishing module. The control switch is a pressure switch, the glass column 9 drives the heat conduction copper mesh 11 to deform when the temperature control cavity 10 explodes, continuous tension is generated on the tensioning rope 12, and the control switch automatically controls synchronous work of the sealing module, the exhaust module and the fire extinguishing module through a circuit after detecting that the pressure change is a continuous value.
The exhaust module is positioned at the upper end of the outer side of the shell 1, corresponds to the exhaust port 2 and comprises an exhaust motor 13 and exhaust blades 14 driven by the exhaust motor 13; the fire extinguishing module is located the casing 1 outside, and the fire extinguishing module includes that inside is full of the high-pressure chamber 15 of carbon dioxide, and high-pressure chamber 15 is the loop configuration setting, and the inside radial cross-section of high-pressure chamber 15 is circular, and exhaust motor 13 is fixed to be set up in the axis department of high-pressure chamber 15, is equipped with between high-pressure chamber 15 and the casing 1 and connects stand 16, and high-pressure chamber 15 is located casing 1 upper end. An air outlet layer 17 is arranged between the high-pressure cavity 15 and the shell 1, and the exhaust blades 14 are arranged in the air outlet layer 17. An air deflector 18 is arranged in the air outlet layer 17, the air deflector 18 is arc-shaped, the air deflector 18 is positioned on the upper side of the exhaust blade 14, and the middle part of the air deflector 18 is arranged in a downward protruding mode. The high pressure chamber 15 is communicated with the exhaust passage 3 through a pipeline provided with a valve, and a fire extinguishing nozzle 19 corresponding to the tail end of the exhaust passage 3 is arranged in the shell 1. The fire extinguishing nozzle 19 is provided at the bottom of the side wall of the housing 1.
The lateral wall of the shell 1 is provided with a heat dissipation vent 4, the heat dissipation vent 4 is rectangular, the heat dissipation vent 4 is provided with three parallel channels on two sides of the shell 1, and the sealing module is located on the lateral wall of the shell 1 and can be attached to and sealed with the heat dissipation vent 4 through lifting. The sealing module comprises a sliding frame 20 arranged on the shell 1 in a sliding mode, a ventilation groove corresponding to the heat dissipation ventilation opening 4 is formed in the sliding frame 20, and a sealing strip 21 capable of corresponding to the heat dissipation ventilation opening 4 when the sliding frame 20 moves downwards is arranged on the upper side of the ventilation groove of the sliding frame 20. The sealing strips 21 are also provided with three parallel groups, and the sealing strips 21 are made of high-temperature-resistant elastic rubber materials. The outside of 1 lateral wall of casing is equipped with spout 5, carriage 20 includes two parallel arrangement's outer end pole 22, it is equipped with three parallel connecting plates 23 to connect between the outer end pole 22, form the ventilation groove between the connecting plate 23, the fixed lower extreme that sets up at connecting plate 23 of sealing strip 21, spout 5 corresponds the setting of outer end pole 22 of carriage 20, be equipped with the traveller 24 of slip joint in spout 5 on the carriage 20, the upper and lower both ends of outer end pole 22 are equipped with symmetrical traveller 24, the both sides of traveller 24 outer end articulate respectively and are equipped with pulley 25, the cross sectional shape of spout 5 is "T" shape. The pulleys 25 on the two sides of the sliding column 24 are embedded and clamped at the bottom of the sliding groove 5 to form limiting, a reset spring 26 connected with the side wall of the shell 1 is fixedly arranged on the sliding column 24, the reset spring 26 is arranged in the sliding groove 5, the axis of the reset spring 26 is arranged along the axis of the sliding groove 5, a limiting rod 27 is arranged on the upper side of the sliding frame 20, and the limiting rod 27 is connected with the upper ends of the two outer end rods 22 in a bridging mode. An electric control lock matched with the limiting rod 27 is arranged on the side wall of the shell 1. The electric control lock comprises a limiting pin 28 extending out of the side wall of the shell 1, the electric control lock can control the limiting pin 28 in a telescopic mode, the limiting pin 28 can clamp a limiting rod 27 when extending out, the sliding frame 20 is fixed in position, when the limiting pin 28 retracts, the sliding frame 20 slides downwards under the action of gravity and the elastic force of a reset spring 26, and when the sliding frame 20 slides to the lowest point, a sealing strip 21 on the sliding frame 20 blocks a heat dissipation ventilation opening 4 to achieve sealing.
In the case of the example 2, the following examples are given,
a cooling control method based on the transformer capable of extinguishing fire and dissipating heat comprises the following steps:
A. the sealing module is in an open state, namely the heat dissipation ventilation opening 4 is opened, the limiting rod 27 is locked by being matched with the electric control lock position, the sliding frame 20 corresponds to the upper end of the sliding groove 5, and the temperature control module continuously detects the air temperature and the smoke content in the shell 1;
B. according to the detection result of the temperature control module, the interior of the shell 1 is cooled and controlled:
b1, measuring that the temperature in the shell 1 is lower than 40 ℃ by the temperature sensor 8, closing the heat dissipation vent 4, stopping the exhaust motor 13 and not cooling;
b2, the temperature sensor 8 measures that the temperature in the shell 1 is higher than 40 ℃, the heat dissipation vent 4 is opened, the exhaust motor 13 is opened, the exhaust blades 14 rotate to draw the gas in the shell 1 out of the exhaust port 2, and convection airflow is formed by matching with the heat dissipation vent 4, so that air-cooling heat dissipation is realized;
b3, the high-temperature warning device 6 generates an action mist sensor 7 to detect that the concentration of the smoke is more than 5% obs/m, when any one of the two conditions is met, the electric control lock is opened, the sliding frame 20 moves downwards under the action of the reset spring 26 and gravity, the sealing strip 21 is attached to the heat dissipation vent 4 to realize sealing, the exhaust motor 13 is kept in a running state, the fire extinguishing nozzle 19 is opened to spray carbon dioxide, the cooling in the shell 1 is completed, and a person waits for maintenance of the transformer. The judgment order and the processing order of B3 take precedence over those of B1 and B2.
The cooling and fire extinguishing device can realize cooling and fire extinguishing in the transformer, and has reliable fire extinguishing effect, quick diffusion of fire extinguishing agent and high fire extinguishing efficiency; the space of the fire extinguishing functional part inside and outside the shell 1 occupies little space, and the stacked combination application of a plurality of transformers is convenient.
Claims (8)
1. A transformer capable of extinguishing fire and dissipating heat is characterized by comprising a temperature monitoring module, a sealing module, an exhaust module, a fire extinguishing module and a shell;
the shell is used for arranging the electrical assembly, an air outlet is formed in the upper end of the shell, a heat dissipation ventilation opening is formed in the side wall of the shell, and an air exhaust channel is formed in the inner wall of the shell;
the temperature monitoring module is positioned in the shell and comprises a smoke sensor, a temperature sensor and a high-temperature warning indicator;
the sealing module is positioned on the side wall of the shell and can be attached to and sealed with the heat dissipation vent through lifting;
the exhaust module is positioned at the upper end of the outer side of the shell and corresponds to the exhaust port, and the exhaust module comprises an exhaust motor and an exhaust blade driven by the exhaust motor;
the fire extinguishing module is positioned outside the shell and comprises a high-pressure cavity filled with carbon dioxide, the high-pressure cavity is communicated with the exhaust channel through a pipeline provided with a valve, and a fire extinguishing nozzle corresponding to the tail end of the exhaust channel is arranged inside the shell.
2. A transformer capable of extinguishing fire and dissipating heat as claimed in claim 1, wherein the temperature monitoring module is located at an upper end of the inside of the case, and the fire extinguishing nozzle is provided at a bottom of a side wall of the case.
3. A transformer capable of extinguishing fire and dissipating heat as claimed in claim 1, wherein the heat dissipating vent has a rectangular shape, the heat dissipating vent has a plurality of parallel channels on two sides of the housing, the sealing module comprises a sliding frame slidably disposed on the housing, the sliding frame is provided with a ventilation slot corresponding to the heat dissipating vent, and the sliding frame is provided with a sealing strip on an upper side of the ventilation slot, the sealing strip corresponding to the heat dissipating vent when the sliding frame moves downward.
4. A transformer as claimed in claim 3, wherein the side wall of the housing has a sliding slot on the outside thereof, the sliding rack has a sliding post slidably engaged with the sliding slot, the sliding post has a return spring fixed thereon and connected to the side wall of the housing, the return spring is disposed in the sliding slot, the axis of the return spring is disposed along the axis of the sliding slot, the sliding rack has a limiting rod on the top thereof, and the side wall of the housing has an electrically controlled lock cooperating with the limiting rod.
5. A transformer capable of extinguishing fire and dissipating heat as claimed in claim 1, wherein the high pressure chamber is disposed in a ring structure, the radial cross section of the inside of the high pressure chamber is circular, the exhaust motor is fixedly disposed at the axis of the high pressure chamber, the connecting column is disposed between the high pressure chamber and the housing, the air outlet layer is disposed between the high pressure chamber and the housing, and the exhaust blade is disposed in the air outlet layer.
6. The transformer capable of extinguishing fire and dissipating heat as claimed in claim 5, wherein a wind deflector is disposed in the wind exit layer, the wind deflector is in an arc shape, the wind deflector is disposed on the upper side of the exhaust blade, and the middle of the wind deflector is protruded downward.
7. The transformer capable of extinguishing fire and dissipating heat as claimed in claim 1, wherein the high temperature alarm comprises a glass column, a temperature control cavity filled with mercury is arranged in the glass column, a heat conducting copper net is wound around the outer side of the glass column and bonded with the glass column, a tension rope is arranged at the lower end of the glass column, and a control switch corresponding to the fire extinguishing module is connected to the upper end of the tension rope.
8. A method for controlling the temperature of a transformer capable of extinguishing fire and dissipating heat according to any one of claims 1 to 7, comprising the steps of:
A. the sealing module is in an open state, namely the heat dissipation vent is opened, the limiting rod is matched with the electric control lock to be positioned and locked, and the temperature control module continuously detects the air temperature and the smoke content in the shell;
B. the interior of the shell is cooled according to the detection result of the temperature control module:
b1, a temperature sensor measures that the temperature in the shell is lower than 40 ℃, a heat dissipation vent is opened, an exhaust motor is stopped, and the temperature is not reduced;
b2, the temperature sensor measures that the temperature in the shell is higher than 40 ℃ and lower than 60 ℃, the heat dissipation vent is opened, the exhaust motor is opened, the exhaust blade rotates to draw the gas in the shell out of the exhaust port, and convection airflow is formed by matching with the heat dissipation vent, so that air cooling heat dissipation is realized;
b3, when the high-temperature alarm alarms or the smoke sensor detects that the smoke concentration is more than 5% obs/m, any one of two conditions is met, the electric control lock is opened, the sliding frame moves downwards under the action of a return spring and gravity, the sealing strip is attached to the heat dissipation vent hole to realize sealing, the exhaust motor is kept in an operating state, the fire extinguishing nozzle is opened to spray carbon dioxide, the cooling in the shell is completed, and the transformer is waited for personnel to maintain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211615079.XA CN115798873A (en) | 2022-12-14 | 2022-12-14 | Transformer capable of extinguishing fire and dissipating heat and cooling control method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211615079.XA CN115798873A (en) | 2022-12-14 | 2022-12-14 | Transformer capable of extinguishing fire and dissipating heat and cooling control method thereof |
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| CN115798873A true CN115798873A (en) | 2023-03-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116110685A (en) * | 2023-03-24 | 2023-05-12 | 鲁特电工股份有限公司 | Power transformer fault diagnosis device |
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2022
- 2022-12-14 CN CN202211615079.XA patent/CN115798873A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116110685A (en) * | 2023-03-24 | 2023-05-12 | 鲁特电工股份有限公司 | Power transformer fault diagnosis device |
| CN116110685B (en) * | 2023-03-24 | 2023-09-01 | 鲁特电工股份有限公司 | Power transformer fault diagnosis device |
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