CN112972939A - Power distribution room - Google Patents
Power distribution room Download PDFInfo
- Publication number
- CN112972939A CN112972939A CN202110247237.XA CN202110247237A CN112972939A CN 112972939 A CN112972939 A CN 112972939A CN 202110247237 A CN202110247237 A CN 202110247237A CN 112972939 A CN112972939 A CN 112972939A
- Authority
- CN
- China
- Prior art keywords
- distribution room
- power distribution
- dry powder
- tank
- inert gas
- 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.)
- Pending
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Classifications
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
- A62C31/05—Nozzles specially adapted for fire-extinguishing with two or more outlets
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C35/00—Permanently-installed equipment
- A62C35/58—Pipe-line systems
- A62C35/64—Pipe-line systems pressurised
- A62C35/645—Pipe-line systems pressurised with compressed gas in pipework
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a power distribution room which comprises a power distribution room main body, wherein the power distribution room main body is provided with an inert gas tank, a dry powder tank assembly and a spray nozzle, the spray nozzle is arranged on the top side in the power distribution room main body, a gas outlet pipeline of the inert gas tank is branched into a first branch and a second branch, the first branch is connected to the spray nozzle, the dry powder tank assembly comprises a tank body and a dry powder extinguishing agent filled in the tank body, the second branch is connected to the tank body of the dry powder tank assembly, a dry powder output pipe used for outputting the dry powder extinguishing agent is further arranged on the tank body, the dry powder output pipe is connected to the spray nozzle, the gas outlet pipeline of the inert gas tank is provided with an electromagnetic valve, a smoke sensor and a main controller. According to the invention, the smoke sensor is used for monitoring the environmental condition of the power distribution room, the high-pressure inert gas can drive the dry powder extinguishing agent to be sprayed out at a high speed, the dry powder extinguishing agent is effectively dispersed, the fire extinguishing coverage is enlarged, the fire extinguishing effect is effectively improved, and the expansion of fire accidents is avoided.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to a power distribution room.
Background
The power distribution room is a facility for receiving, distributing, controlling and protecting electric energy, in the modern society, people's life and work can not leave electric power, higher requirements are provided for the safety and stability of a power grid, the power distribution room is an important component of the power grid, and the reasonability of the design of the power distribution room has obvious influence on the improvement of the power supply quality. The distribution room is internally provided with various devices for receiving and distributing electric energy, and due to the original reasons of short circuit, insulation aging, unexpected fault, improper operation and the like, the situation of burning and firing due to high current exists, the closure of the distribution room is high, the situation of bursting is further easily generated, the fire accident is rapidly expanded, and the control is difficult once the accident occurs. The fire extinguishing device equipped with in the current power distribution room is difficult to handle the fire accident in time, can not control the loss at minimum range to the coverage of putting out a fire is limited, and the control effect of putting out a fire is not good.
Disclosure of Invention
The invention aims to solve the technical problems and provide a power distribution room which is an improvement on the prior art and solves the problems that in the prior art, after a fire accident happens, the power distribution room is difficult to extinguish the fire in time, the expansion of the accident is difficult to be restrained, and the fire extinguishing effect is limited.
In order to solve the technical problems, the technical scheme of the invention is as follows:
the utility model provides a join in marriage electrical room, is including joining in marriage electrical room main part, it is provided with inert gas jar, dry powder tank subassembly and shower nozzle to join in marriage electrical room main part, the shower nozzle setting in the inside top side of joining in marriage electrical room main part, the gas outlet pipeline branch of inert gas jar divides branch road one and branch road two, branch road one is connected to the shower nozzle, and dry powder tank subassembly is including jar body and the dry powder fire extinguishing agent of packing in jar body, branch road two be connected to the jar body of dry powder tank subassembly, the jar body on still be provided with the dry powder output tube who is used for exporting the dry powder fire extinguishing agent, dry powder output tube connect to the shower nozzle, the gas outlet pipeline of inert gas jar is provided with the solenoid valve, join in marriage electrical room main part and be provided with smoke transducer and.
Furthermore, the nozzle comprises a sleeve and an injection part, the sleeve comprises an inner pipe and an outer pipe sleeved on the outer side of the inner pipe in a ring mode, a distance is reserved between the inner diameter of the outer pipe and the outer diameter of the inner pipe, the first branch is communicated to a space between the outer pipe and the inner pipe, the dry powder output pipe is communicated to the inner pipe, the injection part is sleeved on the outlet end of the sleeve, and the injection part is provided with a plurality of nozzles distributed along the circumferential direction.
Further, the injection part is rotatably connected to the end of the sleeve, and the injection direction of the nozzle is inclined to the radial direction of the rotating circumference.
Furthermore, a conical bulge facing the outlet end of the inner tube is arranged on the spraying part.
Furthermore, the spray head is provided with a plurality of spray heads at intervals on the top side of the interior of the power distribution room main body.
Further, the inert gas stored in the inert gas tank is carbon dioxide or nitrogen.
Further, be provided with into the trachea on the jar body of dry powder jar subassembly, branch road two be connected to jar body through going into the trachea, be provided with the check valve that only ventilates to jar internal portion on going into the trachea.
Further, the distribution room main body is also provided with a pressure relief mechanism.
Furthermore, pressure relief mechanism include the opening of seting up on joining in marriage electrical room main part and the apron of lid on the opening, the apron compresses tightly the subassembly through elasticity and connects on joining in marriage electrical room main part.
Furthermore, the elasticity compress tightly the subassembly and include pole and spring, pole fixed connection in the edge of opening, set up the through-hole on the apron with the sliding sleeve on the pole, the spring housing is in order to cover the apron elasticity closing cap on the opening on the pole.
Compared with the prior art, the invention has the advantages that:
according to the power distribution room, the smoke sensor is used for monitoring the environmental condition in the power distribution room, fire can be extinguished at the first time of an accident, the inert gas and the dry powder fire extinguishing agent are sprayed into the power distribution room through the spray nozzle at the same time, the high-pressure inert gas can drive the dry powder fire extinguishing agent to be sprayed out at a high speed, so that the dry powder fire extinguishing agent can be dispersed more effectively, the fire extinguishing coverage range is enlarged, the fire extinguishing effect is effectively improved, the fire accident is prevented from being enlarged, the loss is effectively controlled, and the maintenance cost is reduced.
Drawings
Fig. 1 is a schematic overall structure of a power distribution room;
FIG. 2 is a schematic diagram of the construction of the dry powder canister assembly;
FIG. 3 is a schematic structural view of a showerhead;
fig. 4 is a schematic structural view of the pressure relief mechanism.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The power distribution room disclosed by the embodiment of the invention can timely and automatically perform fire extinguishing treatment, avoid the expansion of fire accidents, effectively control loss, reduce maintenance cost and has higher use safety.
As shown in fig. 1 to 4, a power distribution room comprises a power distribution room main body, wherein the power distribution room main body is provided with an inert gas tank 1, a dry powder tank assembly 2 and a spray head 3, the inert gas tank 1 and the dry powder tank assembly 2 are specifically arranged outside the power distribution room main body, and are convenient to maintain and replace, the inert gas tank 1 stores high-pressure inert gas which can be carbon dioxide, nitrogen and the like and also has good fire extinguishing effect, the spray head 3 is arranged on the top side inside the power distribution room main body, a gas outlet pipeline of the inert gas tank 1 is divided into a branch pipeline 11 and a branch pipeline two 12, the branch pipeline 11 is connected to the spray head 3, the dry powder tank assembly comprises a tank body 21 and a dry powder extinguishing agent 22 filled in the tank body, the branch pipeline two 12 is connected to a tank body 21 of the dry powder tank assembly, and a dry powder outlet pipe 23 for outputting the dry powder extinguishing agent 22 is further arranged on the tank body 21, the dry powder output pipe 23 be connected to shower nozzle 3, the gas outlet pipeline of inert gas jar 1 is provided with solenoid valve 4, join in marriage and be provided with smoke transducer 5 and master controller 6 in the electrical room main part, master controller 6 receives the information of smoke transducer 5 with the switching of control solenoid valve 4.
When the smoke sensor 5 senses the smoke in fire, the main controller 6 opens the electromagnetic valve 4, the high-pressure inert gas in the inert gas tank 1 is discharged, then conveyed along the first branch 11 and the second branch 12, high-pressure inert gas is conveyed to the tank body 21 of the dry powder tank assembly from the second branch 12, the high-pressure inert gas is injected into the tank body 21 to form high pressure, thereby pressing out the dry powder extinguishing agent 22 in the tank body 21 along the dry powder output pipe 23, delivering the high-pressure inert gas to the spray head 3 along the first branch 11, delivering the dry powder extinguishing agent to the spray head 3 along the dry powder output pipe 23, then the inert gas and the dry powder extinguishing agent are sprayed out from the spray head 3 at the same time, the high-pressure inert gas can drive the dry powder extinguishing agent to spray out at high speed, the dry powder extinguishing agent can be dispersed more effectively, the fire extinguishing coverage is enlarged, both the inert gas and the dry powder extinguishing agent can play a fire extinguishing role, and the fire extinguishing effect is effectively improved. And, a plurality of shower nozzle 3 is provided with at the inside top side interval of joining in marriage electrical room main part, improves coverage, eliminates and covers the dead angle.
In this embodiment, in order to make the dry powder extinguishing agent spray out with high-pressure inert gas efficiently to improve the extinguishing effect, the nozzle 3 includes a sleeve 31 and a spraying part 32, the sleeve 31 includes an inner tube 311 and an outer tube 312 annularly sleeved outside the inner tube 311, a distance is provided between the inner diameter of the outer tube 312 and the outer diameter of the inner tube 311, the branch line 11 is communicated to the space between the outer tube 312 and the inner tube 311, the dry powder output tube 23 is communicated to the inner tube 311, the spraying part 32 is sleeved on the outlet end of the sleeve 31, the spraying part 32 is provided with a plurality of nozzles 321 distributed along the circumferential direction, the spraying part 32 is rotatably connected to the end part of the sleeve 31, the spraying direction of the nozzles 321 is inclined to the radial direction of the rotating circumference, when the inert gas and the dry powder extinguishing agent are sprayed out from the nozzles, a circumferential acting force is generated to rotate the spraying part 32, therefore, the sprayed inert gas and the dry powder extinguishing agent can effectively cover the whole 360-degree circumference, the covering dead angle is avoided, the spraying part 32 is provided with the conical protrusion 322 which is right opposite to the outlet end of the inner pipe 311, the guiding effect on the dry powder extinguishing agent is achieved, and the dry powder extinguishing agent can be sprayed more smoothly.
In this embodiment, be provided with into trachea 24 on the jar body 21 of dry powder jar subassembly 2, two 12 of branch roads be connected to jar body 21 through going into trachea 24, go into being provided with the check valve 25 that only ventilates to jar body 21 inside on the trachea 24, avoid in the later stage of putting out a fire because inert gas jar 1 releases gas and the back of pressure drop, the mixture reverse entering of inert gas and dry powder fire extinguishing agent is to branch roads two 12 or even inert gas jar 1, avoids clearing up two 12 of branch roads and inert gas jar 1, is convenient for change the maintenance.
The location of joining in marriage electrical room main part still is provided with pressure relief mechanism 7, pressure relief mechanism 7 include opening 71 and the apron 72 of lid on opening 71 that sets up in joining in marriage electrical room main part, apron 72 compresses tightly the subassembly through elasticity and connects on joining in marriage electrical room main part, specifically, elasticity compress tightly the subassembly and include pole 73 and spring 74, pole 73 fixed connection in the edge of opening 71, set up the through-hole on the apron 72 with the sliding sleeve on pole 73, spring 74 overlaps on pole 73 in order to cover apron 72 elasticity closing cap on the opening. The pressure relief mechanism 7 can relieve pressure when the temperature and the air pressure in the power distribution room main body are too high, the situation of bursting is avoided, the cover plate 72 can be pushed open when the pressure is too high, the cover plate can fall back under the action of the spring after the pressure is released, the cover plate can be prevented from being impacted and flying out, and the safety is further improved.
The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the spirit and scope of the invention, and these modifications and adaptations should be considered within the scope of the invention.
Claims (10)
1. The utility model provides a power distribution room, includes the power distribution room main part, its characterized in that, the power distribution room main part is provided with inert gas tank (1), dry powder tank subassembly (2) and shower nozzle (3), shower nozzle (3) set up the inside top side of power distribution room main part, the gas outlet pipeline of inert gas tank (1) branches off branch road one (11) and branch road two (12), branch road one (11) are connected to shower nozzle (3), dry powder tank subassembly (2) including jar body (21) and fill dry powder extinguishing agent (22) in jar body, branch road two (12) be connected to the jar body (21) of dry powder tank subassembly, jar body (21) on still be provided with dry powder output tube (23) that are used for exporting dry powder extinguishing agent (22), dry powder output tube (23) be connected to shower nozzle (3), the gas outlet pipeline of inert gas tank (1) is provided with solenoid valve (4), be provided with smoke transducer (5) and master controller (6) in the electricity distribution room main part, master controller (6) receive the information of smoke transducer (5) with control solenoid valve (4) switching.
2. The power distribution room of claim 1, wherein the nozzle (3) comprises a sleeve (31) and a spraying portion (32), the sleeve (31) comprises an inner tube (311) and an outer tube (312) sleeved outside the inner tube (311), the inner diameter of the outer tube (312) is spaced from the outer diameter of the inner tube (311), the first branch (11) is communicated with the space between the outer tube (312) and the inner tube (311), the dry powder output tube (23) is communicated with the inner tube (311), the spraying portion (32) is sleeved on the outlet end of the sleeve (31), and the spraying portion (32) is provided with a plurality of nozzles (321) distributed along the circumferential direction.
3. The power distribution room as claimed in claim 2, wherein the injection part (32) is rotatably connected to the end of the sleeve (31), and the injection direction of the nozzle (321) is inclined to the radial direction of the rotation circumference.
4. The electricity distribution room as claimed in claim 2, wherein the injection part (32) is provided with a tapered protrusion (322) facing the outlet end of the inner pipe (311).
5. The power distribution room of any one of claims 1 to 4, wherein the spray head (3) is provided in a plurality at intervals on the top side of the inside of the power distribution room main body.
6. The electricity distribution room as claimed in any one of claims 1 to 4, wherein the inert gas stored in the inert gas tank (1) is carbon dioxide or nitrogen.
7. The power distribution room according to any one of claims 1 to 4, wherein an air inlet pipe (24) is arranged on the tank body (21) of the dry powder tank assembly (2), the second branch (12) is connected to the tank body (21) through the air inlet pipe (24), and a one-way valve (25) which only ventilates the tank body (21) is arranged on the air inlet pipe (24).
8. A power distribution room as claimed in any of claims 1 to 4, characterized in that the location of the power distribution room body is further provided with a pressure relief mechanism (7).
9. The power distribution room of claim 8, wherein the pressure relief mechanism (7) comprises a through hole (71) formed in the power distribution room body and a cover plate (72) covering the through hole (71), and the cover plate (72) is connected to the power distribution room body through an elastic compression assembly.
10. The power distribution room of claim 9, wherein the elastic pressing assembly comprises a rod (73) and a spring (74), the rod (73) is fixedly connected to the edge of the through opening (71), the cover plate (72) is provided with a through hole to be slid on the rod (73), and the spring (74) is sleeved on the rod (73) to elastically cover the cover plate (72) on the through opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110247237.XA CN112972939A (en) | 2021-03-05 | 2021-03-05 | Power distribution room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110247237.XA CN112972939A (en) | 2021-03-05 | 2021-03-05 | Power distribution room |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112972939A true CN112972939A (en) | 2021-06-18 |
Family
ID=76353164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110247237.XA Pending CN112972939A (en) | 2021-03-05 | 2021-03-05 | Power distribution room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112972939A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101371942A (en) * | 2008-10-23 | 2009-02-25 | 明光市浩淼消防科技发展有限公司 | Vehicle mounted cold air sol extinguishing device |
| CN203647929U (en) * | 2013-10-17 | 2014-06-18 | 中国人民武装警察部队学院 | Multi-phase jet fire-extinguishing nozzle |
| CN104208837A (en) * | 2014-09-22 | 2014-12-17 | 大连东方宇科技开发有限公司 | Dry powder fire extinguishing system with nitrogen bottle set as power |
| CN105148436A (en) * | 2015-08-31 | 2015-12-16 | 福建新偌环境科技有限公司 | Multifunctional fire extinguishing device ejecting double fire extinguishing media |
| CN106621145A (en) * | 2017-01-21 | 2017-05-10 | 江苏大学 | Open-type compressed air and low-pressure water premixed self-rotating water mist fire extinguisher |
| CN107946912A (en) * | 2017-12-01 | 2018-04-20 | 四川力智久创知识产权运营有限公司 | Easy to fireproof suspension type power distribution cabinet |
| CN111013049A (en) * | 2019-11-29 | 2020-04-17 | 南京荣港电气技术有限公司 | Intelligent superfine dry powder fire extinguishing system and method for cable for urban comprehensive pipe gallery |
| CN211611413U (en) * | 2020-01-13 | 2020-10-02 | 广东振兴消防设备有限公司 | External centrifugal rotary nozzle of gas fire-extinguishing equipment |
-
2021
- 2021-03-05 CN CN202110247237.XA patent/CN112972939A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101371942A (en) * | 2008-10-23 | 2009-02-25 | 明光市浩淼消防科技发展有限公司 | Vehicle mounted cold air sol extinguishing device |
| CN203647929U (en) * | 2013-10-17 | 2014-06-18 | 中国人民武装警察部队学院 | Multi-phase jet fire-extinguishing nozzle |
| CN104208837A (en) * | 2014-09-22 | 2014-12-17 | 大连东方宇科技开发有限公司 | Dry powder fire extinguishing system with nitrogen bottle set as power |
| CN105148436A (en) * | 2015-08-31 | 2015-12-16 | 福建新偌环境科技有限公司 | Multifunctional fire extinguishing device ejecting double fire extinguishing media |
| CN106621145A (en) * | 2017-01-21 | 2017-05-10 | 江苏大学 | Open-type compressed air and low-pressure water premixed self-rotating water mist fire extinguisher |
| CN107946912A (en) * | 2017-12-01 | 2018-04-20 | 四川力智久创知识产权运营有限公司 | Easy to fireproof suspension type power distribution cabinet |
| CN111013049A (en) * | 2019-11-29 | 2020-04-17 | 南京荣港电气技术有限公司 | Intelligent superfine dry powder fire extinguishing system and method for cable for urban comprehensive pipe gallery |
| CN211611413U (en) * | 2020-01-13 | 2020-10-02 | 广东振兴消防设备有限公司 | External centrifugal rotary nozzle of gas fire-extinguishing equipment |
Non-Patent Citations (1)
| Title |
|---|
| 王天泉: "《电阻炉设计》", 30 April 2000 * |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210618 |