CN111342374A - Novel box-type substation capable of automatically extinguishing fire - Google Patents

Novel box-type substation capable of automatically extinguishing fire Download PDF

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Publication number
CN111342374A
CN111342374A CN202010317177.XA CN202010317177A CN111342374A CN 111342374 A CN111342374 A CN 111342374A CN 202010317177 A CN202010317177 A CN 202010317177A CN 111342374 A CN111342374 A CN 111342374A
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CN
China
Prior art keywords
cavity
end wall
fixed
pressure
sliding
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202010317177.XA
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Chinese (zh)
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CN111342374B (en
Inventor
陈平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GUANGZHOU GUYUAN POWER ENGINEERING DESIGN Co.,Ltd.
Original Assignee
Shaoxing Tuya Electronic Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Shaoxing Tuya Electronic Technology Co ltd filed Critical Shaoxing Tuya Electronic Technology Co ltd
Priority to CN202010317177.XA priority Critical patent/CN111342374B/en
Publication of CN111342374A publication Critical patent/CN111342374A/en
Priority to GBGB2010732.2A priority patent/GB202010732D0/en
Application granted granted Critical
Publication of CN111342374B publication Critical patent/CN111342374B/en
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56Cooling; Ventilation
    • H02B1/565Cooling; Ventilation for cabinets
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62CFIRE-FIGHTING
    • A62C2/00Fire prevention or containment
    • A62C2/04Removing or cutting-off the supply of inflammable material
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62CFIRE-FIGHTING
    • A62C3/00Fire prevention, containment or extinguishing specially adapted for particular objects or places
    • A62C3/16Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62CFIRE-FIGHTING
    • A62C31/00Delivery of fire-extinguishing material
    • A62C31/005Delivery of fire-extinguishing material using nozzles
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62CFIRE-FIGHTING
    • A62C37/00Control of fire-fighting equipment
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62CFIRE-FIGHTING
    • A62C5/00Making of fire-extinguishing materials immediately before use
    • A62C5/004Making of fire-extinguishing materials immediately before use for producing carbon-dioxide snow, carbon-dioxide ice, carbon-dioxide gas, carbon-dioxide liquid, or mixtures thereof
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/28Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B7/00Enclosed substations, e.g. compact substations
    • H02B7/06Distribution substations, e.g. for urban network

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  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)

Abstract

The invention discloses a novel box-type substation capable of automatically extinguishing a fire, which comprises a box body, wherein a working cavity with a right opening is arranged in the box body, a power converter is arranged in the working cavity, a supporting rod is fixed on the upper end surface of the box body, a ceiling which is arranged on the left side of the upper part of the box body is fixed on the upper side of the supporting rod, a water storage cavity with an upward opening is arranged in the ceiling, and a water pump cavity which is positioned in the box body is arranged below the water storage cavity.

Description

Novel box-type substation capable of automatically extinguishing fire
Technical Field
The invention relates to the technical field of fire extinguishing of box-type transformer substations, in particular to a novel box-type transformer substation capable of automatically extinguishing fire.
Background
The box-type substation is also called a pre-installed substation or a pre-installed substation. The high-voltage distribution transformer is a factory prefabricated indoor and outdoor compact distribution device which is formed by integrating high-voltage switch equipment, a distribution transformer and a low-voltage distribution device according to a certain wiring scheme, namely, the functions of transformer voltage reduction, low-voltage distribution and the like are organically combined together.
Because the transformer substation has the conversion of electric power, so can distribute out a large amount of heats, if can not in time discharge these heats then can influence substation equipment's life, more serious accident such as conflagration can take place to also can not be automatic put out a fire to the conflagration when taking place the conflagration and handle, need inform the power department outage, then carry out the manual fire extinguishing operation again, waste a large amount of time like this, can probably take place more serious accident.
Disclosure of Invention
Aiming at the defects of the technology, the invention provides a novel box-type substation capable of automatically extinguishing a fire, which can overcome the defects.
The invention relates to a novel box-type substation capable of automatically extinguishing fire, which comprises a box body, wherein a working cavity with a right opening is arranged in the box body, a power converter is arranged in the working cavity, a supporting rod is fixed on the upper end surface of the box body, a ceiling which is arranged on the left side of the upper part of the box body is fixed on the upper side of the supporting rod, a water storage cavity with an upward opening is arranged in the ceiling, a water pump cavity which is positioned in the box body is arranged below the water storage cavity, a heat dissipation device is arranged in the water pump cavity and comprises a water inlet pipe which is arranged in the upper end wall of the water pump cavity and communicated with the water storage cavity, a water inlet valve is arranged in the water inlet pipe, a slot with an upward opening is arranged on the right side of the upper end surface of the box body, the slot is connected with a plug, the left side of the interruption cavity is provided with a communicated connecting rod cavity, the lower side of the left end wall of the connecting rod cavity is provided with a sliding cavity with a rightward opening, a disconnecting device is arranged in the sliding cavity and comprises a sliding block which is arranged in the sliding cavity in a sliding manner, the left side of the sliding block is provided with a sliding spring which is fixed in the left end wall of the sliding cavity, the upper end wall of the working cavity is internally provided with a reaction cavity, the left side and the right side of the reaction cavity are symmetrically provided with storage cavities, a storage pipe is arranged between the storage cavities and the reaction cavity for communication, the rear side of the reaction cavity is provided with a motor cavity, the rear side of the motor cavity is provided with an output cavity with a forward opening, a pressure cavity is arranged below the output cavity, the upper end wall of the output cavity is internally provided with a winding cavity, the front side of the winding cavity is provided with a sealing, the reaction device comprises a sealing plate which is arranged in the sealing cavity in a sliding mode and can seal and separate the storage tube, and a sealing spring fixed in the rear end wall of the sliding cavity is installed on the rear side of the sealing plate.
Preferably, the heat dissipation device comprises a water pump arranged at the bottom of the water pump cavity, the water pump is connected with a cooling pipe which is positioned in the left end wall of the working cavity and surrounds the working cavity for a circle, the other end of the cooling pipe is connected with the top of the right end wall of the water pump cavity to realize water circulation, and an openable heat dissipation door is fixed at the right opening of the working cavity.
Preferably, the disconnecting device comprises a sliding electromagnet fixed on the right side of the lower end wall of the connecting rod cavity, an interrupting block is arranged in the interrupting cavity in a sliding mode, a fixed block located in the connecting rod cavity is fixed on the left side of the interrupting block, a connecting rod is hinged to the right side of the sliding block, and the right end of the connecting rod is hinged to the fixed block.
Preferably, reaction unit including rotate set up in the spool in the end wall under the spiral chamber, the upside of spool is fixed with the reel, install on the reel and carry out winding rope, the other end of rope extends to sealed intracavity and fix the rear side of closing plate, the lower extreme of spool extends to output intracavity and be fixed with spiral bevel gear, the upper end wall internal fixation of working chamber has the shower nozzle, the shower nozzle with through output tube connection between the reaction chamber, the upper end wall left side fixed mounting in working chamber has the monitor.
Preferably, the reaction device further comprises a motor block slidably disposed in the motor cavity, a motor electromagnet is fixed in the upper end wall of the motor cavity, a motor spring fixed in the lower end wall of the motor cavity is mounted on the lower side of the motor block, a reaction motor is fixed in the motor block, an output shaft is in power connection with the rear side of the reaction motor, an output bevel gear capable of meshing with the spiral bevel gear is fixed on the rear side of the output shaft, a pressure bevel gear capable of meshing is disposed below the output bevel gear, a pressure screw rotatably disposed in the lower end wall of the output cavity is fixed on the lower side of the pressure bevel gear, the lower side of the pressure screw extends into the pressure cavity and is rotatably disposed in the lower end wall of the pressure cavity, and a pressure plate in threaded connection with the pressure screw is slidably disposed in the pressure cavity, the bottom of the front end wall of the pressure cavity is provided with a pressure pipe communicated with the output pipe, and a pressure bearing block is arranged in the pressure pipe.
The beneficial effects are that: the device can guarantee that substation equipment can not damage because of high temperature, improve equipment's life to the very first time is the disconnection of transmission of electricity end when can making the inside conflagration that breaks out of box, guarantees that the box is in the outage state, can make the burning things which may cause the internal fire source of box simultaneously obtain controlling in the very first time, can extinguish the fire when the conflagration will take place automatically, thereby reduces the loss of accident, avoids the emergence of more major accident.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a novel box-type substation capable of automatically extinguishing a fire according to the present invention;
FIG. 2 is an enlarged sectional view taken along line A-A of FIG. 1;
fig. 3 is an enlarged sectional view of the structure taken along the direction B-B in fig. 2.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
The invention will now be described in detail with reference to fig. 1-3, for the sake of convenience, the orientations described hereinafter being defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a novel box-type substation capable of automatically extinguishing fire, which comprises a box body 10, wherein a working chamber 34 with an opening facing right is arranged in the box body 10, a power converter 33 is arranged in the working chamber 34, a support rod 17 is fixed on the upper end surface of the box body 10, a ceiling 11 arranged on the left side of the upper part of the box body 10 is fixed on the upper side of the support rod 17, a water storage chamber 14 with an upward opening is arranged in the ceiling 11, a water pump chamber 38 positioned in the box body 10 is arranged below the water storage chamber 14, a heat dissipation device is arranged in the water pump chamber 38, the heat dissipation device comprises a water inlet pipe 12 arranged in the upper end wall of the water pump chamber 38 and communicated with the water storage chamber 14, a water inlet valve 13 is arranged in the water inlet pipe 12, a slot 23 with an upward opening is arranged on the right side of the upper end surface of the box body 10, a plug 22, an annular interruption cavity 26 with an upward opening is arranged on the outer side of the slot 23, a connecting rod cavity 20 communicated with the left side of the interruption cavity 26 is arranged on the lower side of the left end wall of the connecting rod cavity 20, a sliding cavity 29 with a rightward opening is arranged on the lower side of the left end wall of the connecting rod cavity 20, a disconnecting device is arranged in the sliding cavity 29 and comprises a sliding block 28 arranged in the sliding cavity 29 in a sliding manner, a sliding spring 25 fixed in the left end wall of the sliding cavity 29 is installed on the left side of the sliding block 28, a reaction cavity 16 is arranged in the upper end wall of the working cavity 34, storage cavities 15 are symmetrically arranged on the left side and the right side of the reaction cavity 16, a storage pipe 18 is arranged between each storage cavity 15 and the reaction cavity 16 for communication, a motor cavity 44 is arranged on the rear side of the reaction cavity 16, an output cavity 51 with a forward opening is arranged on, a winding cavity 49 is arranged in the upper side end wall of the output cavity 51, a sealing cavity 42 communicated with the storage tube 18 is arranged on the front side of the winding cavity 49, a reaction device is arranged in the sealing cavity 42 and comprises a sealing plate 39 which is arranged in the sealing cavity 42 in a sliding mode and can seal and separate the storage tube 18, and a sealing spring 43 fixed in the rear end wall of the sliding cavity 42 is installed on the rear side of the sealing plate 39.
Advantageously, the heat dissipation device comprises a water pump 37 arranged at the bottom of the water pump cavity 38, the water pump 37 is connected with a cooling pipe 62 which is positioned in the left end wall of the working cavity 34 and surrounds the working cavity 34 for one circle, the other end of the cooling pipe 62 is connected with the top of the right end wall of the water pump cavity 38 to realize water circulation, and an openable heat dissipation door 30 is fixed at the right opening of the working cavity 34.
Advantageously, the disconnecting device comprises a sliding electromagnet 27 fixed on the right side of the lower end wall of the connecting rod cavity 20, an interrupting block 21 is slidably arranged in the interrupting cavity 26, a fixed block 19 positioned in the connecting rod cavity 20 is fixed on the left side of the interrupting block 21, a connecting rod 24 is hinged on the right side of the sliding block 28, and the right end of the connecting rod 24 is hinged on the fixed block 19.
Beneficially, the reaction device includes a winding reel 47 rotatably disposed in the lower end wall of the winding chamber 49, a winding wheel 50 is fixed on the upper side of the winding reel 47, a rope 41 capable of being wound is mounted on the winding wheel 50, the other end of the rope 41 extends into the sealing chamber 42 and is fixed on the rear side of the sealing plate 39, the lower end of the winding reel 47 extends into the output chamber 51 and is fixed with a winding bevel gear 48, a spray nozzle 35 is fixed in the upper end wall of the working chamber 34, the spray nozzle 35 is connected with the reaction chamber 16 through an output pipe 60, and a monitor 36 is fixedly mounted on the left side of the upper end wall of the working chamber 34.
Beneficially, the reaction device further comprises a motor block 57 slidably disposed in the motor cavity 44, the motor electromagnet 40 is fixed in the upper end wall of the motor cavity 44, a motor spring 52 fixed in the lower end wall of the motor cavity 44 is mounted on the lower side of the motor block 57, a reaction motor 61 is fixed in the motor block 57, an output shaft 45 is dynamically connected to the rear side of the reaction motor 61, an output bevel gear 48 capable of meshing with the spiral bevel gear 48 is fixed on the rear side of the output shaft 45, a pressure bevel gear 53 capable of meshing is disposed below the output bevel gear 48, a pressure screw 54 rotatably disposed in the lower end wall of the output cavity 51 is fixed on the lower side of the pressure bevel gear 53, the lower side of the pressure screw 54 extends into the pressure cavity 55 and is rotatably disposed in the lower end wall of the pressure cavity 55, the pressure cavity 55 is internally and slidably provided with a pressure plate 56 in threaded connection with the pressure screw 54, the bottom of the front end wall of the pressure cavity 55 is provided with a pressure pipe 59 communicated with the output pipe 60, and a pressure bearing block 58 is arranged in the pressure pipe 59.
In the initial state, the water inlet valve 13 is closed, the plug 22 is positioned in the slot 23, the whole device is in the electrified state, the sliding electromagnet 27 is not electrified, the interruption block 21 is positioned in the interruption cavity 26, the sliding block 28 is positioned in the sliding cavity 29, two chemicals capable of reacting are respectively stored in the reaction cavity 16, the sealing plate 39 is positioned in the storage tube 18 to prevent the chemicals in the reaction cavity 16 from leaking, the motor electromagnet 40 is electrified, the motor spring 52 is stretched, the output bevel gear 46 is meshed with the spiral bevel gear 48, the output bevel gear 46 is not meshed with the pressure bevel gear 53, the pressure plate 56 is positioned at the uppermost side of the pressure cavity 55, and the pressure cavity 55 is filled with inert compressed gas.
When the work is started, in rainy days, rainwater can be stored in the water storage cavity 14, after a certain amount of rainwater is stored, the water inlet valve 13 is opened, the rainwater enters the water pump cavity 38 through the water inlet pipe 12, then the water pump 37 is started, water surrounds the whole working cavity 34 through the cooling pipe 62 to achieve the purpose of cooling, and finally returns to the water pump cavity 38 for reuse, after a certain period of circulation, the water discharge valve 32 is opened, the water is discharged from the water discharge pipe 31, so that the water reciprocates, meanwhile, heat generated by the power converter 33 can be discharged from the heat dissipation door 30 to achieve the purpose of cooling, when the power converter 33 suddenly fires, the generated smoke and high temperature are sensed by the monitor 36, the sliding electromagnet 27 is controlled to be electrified, the adsorption sliding block 28 moves towards the right side, the sliding spring 25 is stretched, so that the fixed block 19 moves upwards through the connecting rod 24, the interruption block 21 moves upwards, and the plug 22 is disconnected with, further, the whole device is in a power-off state, simultaneously, the reaction motor 61 is started, the output bevel gear 46 is driven to rotate through the output shaft 45, the winding bevel gear 48 is driven to rotate, the winding wheel 50 is driven to rotate through the winding shaft 47, the rope 41 is wound on the winding wheel 50, the sealing plate 39 moves towards the rear side under the action of the rope 41, further, chemical substances in the reaction chamber 16 enter the reaction chamber 16 through the storage pipe 18 to perform rapid reaction, a large amount of generated carbon dioxide is transmitted to the spray head 35 through the output pipe 60 to be discharged, then, the motor electromagnet 40 is powered off, the motor block 57 moves downwards under the action of the motor spring 52, so that the output bevel gear 46 is disengaged from the winding bevel gear 48, the output bevel gear 46 is engaged with the pressure bevel gear 53, the pressure bevel gear 53 is driven to rotate, and the pressure screw 54 is driven to rotate, therefore, the pressure plate 56 moves downwards, the compressed gas in the pressure cavity 55 is slowly compressed again and exceeds the rated bearing pressure of the bearing block 58, the bearing block 58 is pressed open, the compressed air is discharged to the output pipe 60 through the pressure pipe 59, the carbon dioxide is quickly discharged and fills the whole working cavity 34, the purpose of quickly extinguishing fire is achieved, and the internal device is reset after the fire is extinguished, so that the internal device can be reused.
The beneficial effects are that: the device can guarantee that substation equipment can not damage because of high temperature, improve equipment's life to the very first time is the disconnection of transmission of electricity end when can making the inside conflagration that breaks out of box, guarantees that the box is in the outage state, can make the burning things which may cause the internal fire source of box simultaneously obtain controlling in the very first time, can extinguish the fire when the conflagration will take place automatically, thereby reduces the loss of accident, avoids the emergence of more major accident.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.

Claims (5)

1. The utility model provides a but novel box-type substation of automatic fire extinguishing, includes the box, its characterized in that: the box body is internally provided with a working cavity with a rightward opening, a power converter is arranged in the working cavity, a supporting rod is fixed on the upper end face of the box body, a ceiling which is arranged on the left side of the upper portion of the box body is fixed on the upper side of the supporting rod, a water storage cavity with an upward opening is arranged in the ceiling, a water pump cavity which is arranged in the box body is arranged below the water storage cavity, a heat dissipation device is arranged in the water pump cavity and comprises a water inlet pipe which is arranged in the upper end wall of the water pump cavity and communicated with the water storage cavity, a water inlet valve is arranged in the water inlet pipe, a slot with an upward opening is arranged on the right side of the upper end face of the box body, a plug is connected in a matched manner with the slot, the plug is used as a power input end to input electric, the lower side of the left end wall of the connecting rod cavity is provided with a sliding cavity with a rightward opening, a disconnecting device is arranged in the sliding cavity and comprises a sliding block arranged in the sliding cavity in a sliding manner, the left side of the sliding block is provided with a sliding spring fixed in the left end wall of the sliding cavity, a reaction cavity is arranged in the upper end wall of the working cavity, storage cavities are symmetrically arranged on the left side and the right side of the reaction cavity, storage pipes are arranged between the storage cavities and the reaction cavity for communication, the rear side of the reaction cavity is provided with a motor cavity, the rear side of the motor cavity is provided with an output cavity with a forward opening, a pressure cavity is arranged below the output cavity, a winding cavity is arranged in the upper end wall of the output cavity, the front side of the winding cavity is provided with a sealing cavity communicated with the storage pipes, a reaction device is arranged in the sealing cavity and comprises a sealing plate which is arranged in the sealing cavity in a sliding manner, and a sealing spring fixed in the rear end wall of the sliding cavity is arranged at the rear side of the sealing plate.
2. The novel box-type substation capable of automatically extinguishing fire according to claim 1, characterized in that: the heat dissipation device comprises a water pump arranged at the bottom of the water pump cavity, the water pump is connected with a cooling pipe which is positioned in the left end wall of the working cavity and surrounds the working cavity for a circle, the other end of the cooling pipe is connected with the top of the right end wall of the water pump cavity to realize water circulation, and an openable heat dissipation door is fixed at the right opening of the working cavity.
3. The novel box-type substation capable of automatically extinguishing fire according to claim 1, characterized in that: the disconnecting device comprises a sliding electromagnet fixed on the right side of the lower end wall of the connecting rod cavity, an interrupting block is arranged in the interrupting cavity in a sliding mode, a fixed block located in the connecting rod cavity is fixed on the left side of the interrupting block, a connecting rod is hinged to the right side of the sliding block, and the right end of the connecting rod is hinged to the fixed block.
4. The novel box-type substation capable of automatically extinguishing fire according to claim 1, characterized in that: reaction unit including rotate set up in the spool in the end wall under the spiral chamber, the upside of spool is fixed with the reel, install on the reel and carry out winding rope, the other end of rope extends to sealed intracavity just fixes the rear side of closing plate, the lower extreme of spool extends to output intracavity just is fixed with spiral bevel gear, the upper end wall internal fixation of working chamber has the shower nozzle, the shower nozzle with through output tube connection between the reaction chamber, the upper end wall left side fixed mounting in working chamber has the monitor.
5. The novel box-type substation capable of automatically extinguishing fire according to claim 4, characterized in that: the reaction device also comprises a motor block arranged in the motor cavity in a sliding manner, a motor electromagnet is fixed in the upper end wall of the motor cavity, a motor spring fixed in the lower end wall of the motor cavity is installed on the lower side of the motor block, a reaction motor is fixed in the motor block, the rear side of the reaction motor is in power connection with an output shaft, an output bevel gear capable of being meshed with the spiral bevel gear is fixed on the rear side of the output shaft, a pressure bevel gear capable of being meshed is arranged below the output bevel gear, a pressure screw rotatably arranged in the lower end wall of the output cavity is fixed on the lower side of the pressure bevel gear, the lower side of the pressure screw extends into the pressure cavity and is rotatably arranged in the lower end wall of the pressure cavity, and a pressure plate in threaded connection with the pressure screw is arranged in the pressure cavity in a sliding manner, the bottom of the front end wall of the pressure cavity is provided with a pressure pipe communicated with the output pipe, and a pressure bearing block is arranged in the pressure pipe.
CN202010317177.XA 2020-04-21 2020-04-21 Novel box-type substation capable of automatically extinguishing fire Active CN111342374B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202010317177.XA CN111342374B (en) 2020-04-21 2020-04-21 Novel box-type substation capable of automatically extinguishing fire
GBGB2010732.2A GB202010732D0 (en) 2020-04-21 2020-07-13 A new type box-type substation capable of automatic fire extinguishing

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Application Number Priority Date Filing Date Title
CN202010317177.XA CN111342374B (en) 2020-04-21 2020-04-21 Novel box-type substation capable of automatically extinguishing fire

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CN111342374A true CN111342374A (en) 2020-06-26
CN111342374B CN111342374B (en) 2020-11-20

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113471857A (en) * 2021-04-13 2021-10-01 蒋光汲 Electric power cabinet that can independently cool down and put out a fire

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Publication number Priority date Publication date Assignee Title
CN203826791U (en) * 2014-05-08 2014-09-10 温州金象电器设备有限公司 Automatic fire-extinguishing switch cabinet
KR101605437B1 (en) * 2015-12-29 2016-03-23 (주)세명이엔지 Underground Power connection brackets
WO2018219374A1 (en) * 2017-06-02 2018-12-06 DATANET GmbH Safety cabinet for active electrical and/or electronic components
CN109698469A (en) * 2019-01-26 2019-04-30 江西江控电气有限公司 A kind of GGJ low voltage reactive compensation cabinet
CN209282698U (en) * 2019-02-25 2019-08-20 江苏亚盟电气有限公司 A kind of open air fire-type box-type substation
CN110970819A (en) * 2019-12-28 2020-04-07 宁波奉化平西配电科技有限公司 Can be used to dampproofing block terminal of fire prevention
CN111009389A (en) * 2020-01-06 2020-04-14 绍兴图雅电子科技有限公司 Transformer fire safety first-aid equipment

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203826791U (en) * 2014-05-08 2014-09-10 温州金象电器设备有限公司 Automatic fire-extinguishing switch cabinet
KR101605437B1 (en) * 2015-12-29 2016-03-23 (주)세명이엔지 Underground Power connection brackets
WO2018219374A1 (en) * 2017-06-02 2018-12-06 DATANET GmbH Safety cabinet for active electrical and/or electronic components
CN109698469A (en) * 2019-01-26 2019-04-30 江西江控电气有限公司 A kind of GGJ low voltage reactive compensation cabinet
CN209282698U (en) * 2019-02-25 2019-08-20 江苏亚盟电气有限公司 A kind of open air fire-type box-type substation
CN110970819A (en) * 2019-12-28 2020-04-07 宁波奉化平西配电科技有限公司 Can be used to dampproofing block terminal of fire prevention
CN111009389A (en) * 2020-01-06 2020-04-14 绍兴图雅电子科技有限公司 Transformer fire safety first-aid equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113471857A (en) * 2021-04-13 2021-10-01 蒋光汲 Electric power cabinet that can independently cool down and put out a fire

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GB202010732D0 (en) 2020-08-26

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