CN114744563B - Fire alarm system for transformer substation - Google Patents
Fire alarm system for transformer substation Download PDFInfo
- Publication number
- CN114744563B CN114744563B CN202210329251.9A CN202210329251A CN114744563B CN 114744563 B CN114744563 B CN 114744563B CN 202210329251 A CN202210329251 A CN 202210329251A CN 114744563 B CN114744563 B CN 114744563B
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- China
- Prior art keywords
- plate
- storage
- cover plate
- alarm system
- fire
- 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.)
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Links
- 230000000903 blocking effect Effects 0.000 claims abstract description 48
- 239000000843 powder Substances 0.000 claims abstract description 13
- 230000000149 penetrating effect Effects 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 25
- 230000006835 compression Effects 0.000 claims description 13
- 238000007906 compression Methods 0.000 claims description 13
- 238000007599 discharging Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 description 5
- 101150054854 POU1F1 gene Proteins 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0406—Details thereof
- H02G3/0412—Heat or fire protective means
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/03—Cooling
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0406—Details thereof
- H02G3/0418—Covers or lids; Their fastenings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0462—Tubings, i.e. having a closed section
- H02G3/0487—Tubings, i.e. having a closed section with a non-circular cross-section
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire Alarms (AREA)
Abstract
The application discloses a fire alarm system for a transformer substation, which relates to the technical field of transformer substation fire protection and reduces the damage degree of cables between adjacent fire-proof walls when the cables are on fire, and the fire alarm system comprises a flame sensor, wherein a storage plate parallel to a cover plate is arranged below the cover plate, the flame sensor is arranged on the lower end surface of the storage plate, two parallel connecting plates are vertically connected to the storage plate, one ends of the two connecting plates are connected with the lower end surface of the cover plate, the storage plate and the two connecting plates form a storage cavity for storing fire extinguishing powder together, and the storage cavities of the adjacent cover plates are mutually communicated; the storage plate is provided with a plurality of discharge holes parallel to the connecting plate in a penetrating mode, and the storage plate is further provided with a plurality of first blocking strips matched with the discharge holes in a one-to-one correspondence mode. The application can effectively prevent the spread of fire and discover the position of fire in time, thereby reducing the damage degree of the cable in the cable trench.
Description
Technical Field
The application relates to the technical field of fire protection of substations, in particular to a fire alarm system for a substation.
Background
The transformer substation is a place for converting voltage and current, receiving electric energy and distributing electric energy in the electric power system. And the cable trench is one of important components of the transformer substation, and is used for burying cables of the transformer substation underground.
Because the cable can generate heat in the use process, the problem of cable fire is easy to cause, a fire wall is built in the cable duct at intervals for safety, and the cover plate is covered on the cable duct.
With respect to the related art in the above, the inventors consider that: because the interval distance between two firewalls in the cable trench is longer, if the cable between the two firewalls is on fire, the fire can continuously spread between the two firewalls, so that the cable between the two firewalls is burnt by transition.
Disclosure of Invention
In order to reduce the damage degree of cables between adjacent firewalls when the cables are on fire, the application provides a fire alarm system for a transformer substation.
The application provides a fire alarm system for a transformer substation, which adopts the following technical scheme:
the fire alarm system comprises a flame sensor, wherein a storage plate parallel to the cover plate is arranged below the cover plate, the flame sensor is arranged on the lower end face of the storage plate, two parallel connecting plates are vertically connected to the storage plate, one ends of the two connecting plates are connected with the lower end face of the cover plate, the storage plate and the two connecting plates form a storage cavity for storing fire extinguishing powder together, and the storage cavities of the adjacent cover plates are mutually communicated; the storage plate is provided with a plurality of discharge holes parallel to the connecting plate in a penetrating way, the storage plate is also provided with a plurality of first blocking strips matched with the discharge holes, the first blocking strips are in one-to-one correspondence with the discharge holes, and one side, close to the cover plate, of each first blocking strip is vertically connected with a vertical rod; connecting rods for linking a plurality of first blocking strips are fixedly connected between the adjacent vertical rods; when the connecting rod abuts against one end, close to the cover plate, of the storage plate, the first blocking strip is completely separated from the discharging hole, so that fire extinguishing powder can enter the cable duct through the discharging hole; one side of the storage plate, which is far away from the cover plate, is provided with an elastic inflammable rope perpendicular to the connecting plate, and the elastic inflammable rope is blocked on the blanking path of the first blocking strip so as to prevent the first blocking strip from being separated from the discharging hole.
By adopting the technical scheme, the cover plate filled with the fire extinguishing powder in the storage cavity is covered on the cable duct, and the storage cavities of the adjacent cover plates are communicated. When the cable in the cable trench fires, the flame contacts with the elastic inflammable rope, and the elastic inflammable rope is blown out, so that the first blocking strip freely falls under the action of self gravity and fire extinguishing powder, the discharge hole is in an open state, the fire extinguishing powder in the storage cavity enters the cable trench and falls on a fire source at the moment, so that the effect of extinguishing a fire or reducing the spreading of the fire is achieved, and meanwhile, the flame sensor detects the flame and transmits the flame to an alarm system to alarm, so that a worker is reminded of performing the fire extinguishing action of the cable trench, and the damage degree of the cable in the cable trench is reduced.
Optionally, two sealing plates for sealing two ends of the storage cavity are slidably connected between the storage plate and the cover plate, sliding holes for sliding connection of the sealing plates are formed in two ends of the storage plate, and the sealing plates always slide in the corresponding sliding holes; one side of the sealing plate, which is close to the cover plate, is vertically connected with one or more guide rods, guide holes for the guide rods to pass through are formed in the cover plate in a penetrating mode, and the guide rods are always arranged in the guide holes in a penetrating mode.
Through adopting above-mentioned technical scheme, when installing the apron, can be in with the shutoff of the interior fire extinguishing powder of storage cavity with the help of two shrouding for the staff is at the in-process of installation apron, and the powder is difficult to take place to leak.
Optionally, the guide bar is provided with two, is connected with the pull rod between the one end that two guide bars passed the guiding hole, the caulking groove that supplies the pull rod embedding has been seted up to the up end of apron, works as the pull rod embedding during the caulking groove, one side that the shrouding is close to the guide bar and the up end parallel and level of storage board.
Through adopting above-mentioned technical scheme, the setting of two guide bars and pull rod can form a portion of gripping to the staff transport apron of being convenient for.
Optionally, two be equipped with the compression roller between the shrouding, the compression roller is located the one end that two shrouding stretched out the through-hole, and the both ends of compression roller respectively with two shrouding perpendicular welding, the lower terminal surface interval of storage board is provided with two guide rolls parallel with the compression roller, form between guide roll and the storage board and supply the inflammable rope of elasticity, the outer Zhou Cewei round of elasticity inflammable rope end to end and along two guide rolls and two compression rollers.
Through adopting above-mentioned technical scheme, the setting of compression roller can make the position that the cable in the cable duct is close to the inflammable rope of elasticity.
Optionally, a magnet is arranged at the bottom of the caulking groove, and the pull rod is a magnet in magnetic attraction fit with the magnet.
Through adopting above-mentioned technical scheme, the setting of magnet can be fixed the pull rod in the caulking groove, the produced elasticity of the inflammable rope of effectual overcoming elasticity.
Optionally, one end of the connecting rod far away from the first blocking strip is vertically connected with a second blocking strip, and a plurality of exhaust holes matched with the second blocking strip are formed in the cover plate and correspond to the second blocking strips one by one; when the first blocking strip blocks the discharging hole, the second blocking strip blocks the discharging hole.
Through adopting above-mentioned technical scheme, when the discharge hole was opened to first stifled strip, the exhaust hole was opened to the second stifled strip for the exhaust hole can be followed to the flue gas that produces when the cable pit was on fire to the staff discovers the position of on fire.
Optionally, two press rollers are provided, and the two press rollers are respectively located at two ends of the sealing plate.
Through adopting above-mentioned technical scheme, the setting of two compression rollers can make the inflammable rope of elasticity extend towards cable pit width direction to make the inflammable rope of elasticity cover the cable in the cable pit.
Optionally, the lower terminal surface of storage plate is fixed with articulated seat, the guide roll rotate connect in articulated seat.
Through adopting above-mentioned technical scheme, rotate the guide roll that connects the setting, can reduce the frictional resistance between elasticity inflammable rope and the guide roll.
In summary, the present application includes at least one of the following beneficial effects:
1. the application can effectively prevent the spread of fire and discover the position of fire in time, thereby reducing the damage degree of the cable in the cable trench;
2. the arrangement of the second blocking strip and the exhaust hole can facilitate the arrangement of smoke, so that a worker can find the fire point of the cable trench in time.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment;
FIG. 2 is a schematic view of the structure of the cover plate of the present embodiment;
FIG. 3 is an exploded view of the cover plate of the present embodiment;
fig. 4 is a schematic structural view showing a caulking groove of the present embodiment;
fig. 5 is a schematic cross-sectional view of the cover plate of the present embodiment.
Reference numerals illustrate: 1. a cable trench; 2. a cover plate; 3. a storage plate; 4. a connecting plate; 5. a flame sensor; 6. a discharge hole; 7. a first plugging strip; 8. a second plugging strip; 9. an exhaust hole; 10. a vertical rod; 11. a connecting rod; 12. a sealing plate; 13. a slip hole; 14. a guide rod; 15. a guide hole; 16. a pull rod; 17. a caulking groove; 18. a magnet; 19. an elastic inflammable rope; 20. a hinge base; 21. a press roller; 22. and a guide roller.
Detailed Description
The present application will be described in further detail with reference to the accompanying drawings.
The embodiment of the application discloses a fire alarm system for a transformer substation, which is applied to a cable pit 1 of the transformer substation. Referring to fig. 1 and 2, a plurality of cover plates 2 are covered on a cable trench 1, a storage plate 3 parallel to the cover plates 2 is arranged below the cover plates 2, two parallel connecting plates 4 are integrally arranged on the storage plate 3, and one ends, far away from the storage plate 3, of the two connecting plates 4 are respectively welded on the lower end face of the cable trench 1. The cover plate 2, the storage plate 3 and the two connecting plates 4 together form a storage cavity for storing fire extinguishing powder, and the fire extinguishing powder can be fine sand or dry powder and other fire extinguishing agents. The fire alarm system comprises a flame sensor 5, wherein the flame sensor 5 is fixedly arranged on the lower end face of the storage plate 3, and when the flame sensor 5 senses that a cable in the cable pit 1 fires, the flame sensor 5 can transmit a received signal to an alarm system of a transformer substation for alarm.
Referring to fig. 2 and 3, the material storage plate 3 is provided with a plurality of discharge holes 6 parallel to the connecting plate 4 in a penetrating manner for discharging the stored fire extinguishing agent. The storage plate 3 is further provided with a plurality of first blocking strips 7 which are matched with the discharge holes 6, the number of the first blocking strips 7 is the same as that of the discharge holes 6, and the first blocking strips 7 are in one-to-one correspondence with the discharge holes 6, and when the first blocking strips 7 are positioned in the corresponding discharge holes 6, the discharge holes 6 are in a blocked state.
Referring to fig. 3 and 4, in order to realize the linkage of a plurality of first blocking strips 7, a vertical rod 10 is welded at the middle part of one side of the first blocking strips 7 close to the cover plate 2, a connecting rod 11 is welded between every two adjacent vertical rods 10, and the connecting rod 11 can connect a plurality of vertical rods 10 together so that a plurality of first blocking strips 7 can move together. And when the connecting rod 11 moves downwards along with the first blocking strip 7 to be propped against the upper end face of the storage plate 3, the first blocking strip 7 is completely separated from the discharge hole 6, so that the fire extinguishing agent in the storage cavity can be discharged from the discharge hole 6.
Referring to fig. 3 and 4, when the cover plate 2 is installed, in order to prevent the fire extinguishing agent from being discharged from both ends of the storage cavity, two sealing plates 12 are provided between the storage plate 3 and the cover plate 2, and the two sealing plates 12 can be plugged at both ends of the storage cavity for preventing the fire extinguishing agent from leaking.
Specifically, referring to fig. 1, two sliding holes 13 are formed in the storage plate 3 in a penetrating manner, and the two sliding holes 13 are located at two ends of the connecting plate 4 in the length direction and perpendicular to the connecting plate 4. The two sealing plates 12 are respectively connected with the two sliding holes 13 in a sliding way and are always positioned in the sliding holes 13. One or more guide bars 14 are welded perpendicularly to the side of the closure plate 12 adjacent the cover plate 2. In the present embodiment, there are two guide rods 14, and the two guide rods 14 are respectively provided at both ends of the closed upper end surface. The cover plate 2 is penetrated with a guide hole 15 for the guide rod 14 to pass through, and the guide rod 14 is penetrated in the guide hole 15.
Referring to fig. 3 and 4, in order to prevent the guide rods 14 from being separated from the guide holes 15, a pull rod 16 is provided between the two guide rods 14, the pull rod 16 is located at the upper end surface of the cover plate 2, and both ends of the pull rod 16 are welded to the ends of the two guide rods 14, respectively. The cover plate 2 is provided with a caulking groove 17 for embedding the pull rod 16. When the pull rod 16 is located in the caulking groove 17, the upper end face of the sealing plate 12 is flush with the upper end face of the storage plate 3, and the storage cavity at this time is in a completely opened state, so that the storage cavities between the adjacent cover plates 2 can be mutually communicated.
Further, referring to fig. 4, a magnet 18 is embedded in the bottom of the embedding groove 17, and the pull rod 16 is a magnet magnetically engaged with the magnet 18. When the tie rod 16 enters the caulking groove 17, the tie rod 16 can be attracted in the caulking groove 17 by the magnet 18.
Referring to fig. 3 and 5, the lower end surface of the storage plate 3 is further provided with an elastic inflammable rope 19 for preventing the first plugging strip 7 from being blanked. Specifically, two articulated seats 20 are fixed on the lower end surface of the storage plate 3, the two articulated seats 20 are distributed at two ends of the storage plate 3 along the length direction of the sliding hole 13, and guide rollers 22 are rotatably connected to the articulated seats 20. Two parallel press rollers 21 are arranged between the lower end surfaces of the two sealing plates 12 extending out of the storage plate 3, the two press rollers 21 are distributed at two ends of the sealing plates 12, and two ends of the press rollers 21 are respectively welded with the two sealing plates 12 vertically. The elastic inflammable rope 19 is connected end to end and is wound around the two guide rollers 22 and the outer sides Zhou Cewei of the two compression rollers 21, and the elastic inflammable rope 19 can be made of flammable materials such as rubber ropes and the like and has certain elasticity.
When the elastic inflammable rope 19 is not burnt out, the elastic inflammable rope is always blocked on the falling path of the first blocking strip 7, so that the first blocking strip 7 cannot be separated from the discharging hole 6 under the action of self gravity. Namely, under the action of the elastic inflammable rope 19, the first plugging strip 7 is always in a state of plugging the discharge hole 6.
Referring to fig. 5, a second blocking strip 8 is vertically welded at one end of the connecting rod 11, which is far away from the first blocking strip 7, a plurality of exhaust holes 9 which are matched with the second blocking strip 8 are formed in the cover plate 2, and the exhaust holes 9 are in one-to-one correspondence with the second blocking strips 8; when the first blocking strip 7 blocks the discharging hole 6, the second blocking strip 8 blocks the discharging hole 9. When the connecting rod 11 abuts against the upper end face of the storage plate 3, the second blocking strip 8 is separated from the exhaust hole 9, so that smoke can be discharged from the exhaust hole 9.
The implementation principle of the fire alarm system for the transformer substation provided by the embodiment of the application is as follows:
firstly, the staff installs the cover plates 2 to the required positions by means of the pull rods 16, the sealing plates 12 at the moment are in a state of blocking the storage cavities, after the adjacent cover plates 2 are installed, the sealing plates 12 close to one end of each cover plate 2 are pressed down, so that the pull rods 16 are adsorbed in the caulking grooves 17, and the storage cavities between the adjacent cover plates 2 are communicated. At the same time, the elastic combustible rope 19 is located close to the cable in the cable pit 1. In order to improve the tightness between the adjacent cover plates 2, when the cover plates 2 are installed, sealing gaskets are added between the adjacent cover plates 2, and an installation groove for installing the sealing gaskets is formed at one end, close to the adjacent cover plates 2, so that the tightness between the adjacent cover plates 2 is improved.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (8)
1. A fire alarm system for transformer substation is applied to cable pit (1) of transformer substation, cable pit (1) upper cover has a plurality of apron (2), its characterized in that: the fire alarm system comprises a flame sensor (5), a storage plate (3) parallel to the cover plate (2) is arranged below the cover plate (2), the flame sensor (5) is arranged on the lower end face of the storage plate (3), two parallel connecting plates (4) are vertically connected to the storage plate (3), one ends of the two connecting plates (4) are connected with the lower end face of the cover plate (2), the storage plate (3) and the two connecting plates (4) form a storage cavity for storing fire extinguishing powder together, and the storage cavities of the adjacent cover plates (2) are mutually communicated; a plurality of discharging holes (6) parallel to the connecting plate (4) are formed in the material storage plate (3) in a penetrating manner, a plurality of first blocking strips (7) matched with the discharging holes (6) are further arranged on the material storage plate (3), the first blocking strips (7) correspond to the discharging holes (6) one by one, and a vertical rod (10) is vertically connected to one side, close to the cover plate (2), of the first blocking strips (7); connecting rods (11) for linking a plurality of first blocking strips (7) are fixedly connected between the adjacent vertical rods (10); when the connecting rod (11) is propped against one end of the storage plate (3) close to the cover plate (2), the first blocking strip (7) is completely separated from the discharge hole (6), so that fire extinguishing powder can enter the cable trench (1) through the discharge hole (6); one side of the storage plate (3) far away from the cover plate (2) is provided with an elastic inflammable rope (19) perpendicular to the connecting plate (4), and the elastic inflammable rope (19) is blocked on a blanking path of the first blocking strip (7) so as to prevent the first blocking strip (7) from being separated from the discharge hole (6).
2. A fire alarm system for a substation according to claim 1, characterized in that: two sealing plates (12) for sealing two ends of the storage cavity are connected between the storage plate (3) and the cover plate (2) in a sliding manner, sliding holes (13) for the sealing plates (12) to be connected in a sliding manner are formed in two ends of the storage plate (3), and the sealing plates (12) always slide in the corresponding sliding holes (13); one side of the sealing plate (12) close to the cover plate (2) is vertically connected with one or more guide rods (14), guide holes (15) for the guide rods (14) to pass through are formed in the cover plate (2) in a penetrating mode, and the guide rods (14) are always arranged in the guide holes (15) in a penetrating mode.
3. A fire alarm system for a substation according to claim 2, characterized in that: the guide rods (14) are arranged at two positions, a pull rod (16) is connected between one ends of the two guide rods (14) penetrating through the guide holes (15), a caulking groove (17) for embedding the pull rod (16) is formed in the upper end face of the cover plate (2), and when the pull rod (16) is embedded into the caulking groove (17), one side, close to the guide rods (14), of the sealing plate (12) is flush with the upper end face of the storage plate (3).
4. A fire alarm system for a substation according to claim 3, characterized in that: be equipped with compression roller (21) between two shrouding (12), compression roller (21) are located the one end that the through-hole was stretched out to two shrouding (12), and the both ends of compression roller (21) are respectively with two shrouding (12) vertical welding, the lower terminal surface interval of storage board (3) is provided with two guide rolls (22) parallel with compression roller (21), form between guide roll (22) and storage board (3) and supply elasticity inflammable rope (19), elasticity inflammable rope (19) end to end and along the outer Zhou Cewei round of two guide rolls (22) and two compression rollers (21).
5. A fire alarm system for a substation as in claim 4, wherein: the bottom of the caulking groove (17) is provided with a magnet (18), and the pull rod (16) is a magnet which is in magnetic attraction fit with the magnet (18).
6. A fire alarm system for a substation according to claim 1, characterized in that: one end of the connecting rod (11) far away from the first blocking strip (7) is vertically connected with a second blocking strip (8), a plurality of exhaust holes (9) matched with the second blocking strip (8) are formed in the cover plate (2), and the exhaust holes (9) are in one-to-one correspondence with the second blocking strips (8); when the first blocking strip (7) blocks the discharging hole (6), the second blocking strip (8) blocks the exhaust hole (9).
7. A fire alarm system for a substation as in claim 4, wherein: the two pressing rollers (21) are arranged, and the two pressing rollers (21) are respectively positioned at two ends of the sealing plate (12).
8. A fire alarm system for a substation as in claim 7, wherein: the lower end face of the storage plate (3) is fixed with a hinging seat (20), and the guide roller (22) is rotationally connected with the hinging seat (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210329251.9A CN114744563B (en) | 2022-03-31 | 2022-03-31 | Fire alarm system for transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210329251.9A CN114744563B (en) | 2022-03-31 | 2022-03-31 | Fire alarm system for transformer substation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114744563A CN114744563A (en) | 2022-07-12 |
| CN114744563B true CN114744563B (en) | 2023-11-28 |
Family
ID=82279888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210329251.9A Active CN114744563B (en) | 2022-03-31 | 2022-03-31 | Fire alarm system for transformer substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114744563B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2026258A (en) * | 1978-07-21 | 1980-01-30 | Humphreys M | Electrical distribution system |
| CN108695807A (en) * | 2018-07-31 | 2018-10-23 | 国网河南省电力公司桐柏县供电公司 | A kind of fire proof power cable ditch |
| CN108767798A (en) * | 2018-07-05 | 2018-11-06 | 深圳供电局有限公司 | Cable trench cover plate |
| CN111437546A (en) * | 2020-04-08 | 2020-07-24 | 山东和兑智能科技有限公司 | High-temperature fire extinguishing device for high-voltage cable trench |
| CN214379997U (en) * | 2020-12-12 | 2021-10-08 | 庆阳长庆水电工程有限责任公司 | Dampproofing fire resistive construction of 110kV transformer substation cable pit |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10141731B2 (en) * | 2010-11-04 | 2018-11-27 | Robert R Pawluk | Multi level cable bus system with modular cable trays |
| KR102100885B1 (en) * | 2018-10-05 | 2020-04-16 | 황준호 | Fire Suppression System in Order to Extinguish Fire in Container on Carrier Ship |
-
2022
- 2022-03-31 CN CN202210329251.9A patent/CN114744563B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2026258A (en) * | 1978-07-21 | 1980-01-30 | Humphreys M | Electrical distribution system |
| CN108767798A (en) * | 2018-07-05 | 2018-11-06 | 深圳供电局有限公司 | Cable trench cover plate |
| CN108695807A (en) * | 2018-07-31 | 2018-10-23 | 国网河南省电力公司桐柏县供电公司 | A kind of fire proof power cable ditch |
| CN111437546A (en) * | 2020-04-08 | 2020-07-24 | 山东和兑智能科技有限公司 | High-temperature fire extinguishing device for high-voltage cable trench |
| CN214379997U (en) * | 2020-12-12 | 2021-10-08 | 庆阳长庆水电工程有限责任公司 | Dampproofing fire resistive construction of 110kV transformer substation cable pit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114744563A (en) | 2022-07-12 |
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