CN218714299U - Valve room converter transformer valve side sleeve pipe entrance to a cave fire prevention antiknock block structure - Google Patents
Valve room converter transformer valve side sleeve pipe entrance to a cave fire prevention antiknock block structure Download PDFInfo
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- CN218714299U CN218714299U CN202221756889.2U CN202221756889U CN218714299U CN 218714299 U CN218714299 U CN 218714299U CN 202221756889 U CN202221756889 U CN 202221756889U CN 218714299 U CN218714299 U CN 218714299U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/60—Arrangements for transfer of electric power between AC networks or generators via a high voltage DC link [HVCD]
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Abstract
The utility model discloses a valve room converter transformer valve side sleeve pipe entrance to a cave fire prevention antiknock block structure relates to converter station design technical field. The anti-explosion fireproof door comprises a fireproof anti-explosion plate and an opening plugging structure, wherein the fireproof anti-explosion plate comprises a first anti-explosion plate, a second anti-explosion plate and a module area; the first anti-explosion plate comprises a first stainless steel perforated plate, a second stainless steel perforated plate and a cement fiberboard, and the second anti-explosion plate is identical to the first anti-explosion plate in structure. The utility model discloses realize the integration of fire prevention antiknock, the utility model discloses a compound mode of mill is with fire protection ability and antiknock integration, with compound integration block structure split several subassemblies easy to assemble, has kept dry operation construction under the prerequisite that has increased fire prevention antiknock performance, can effectively reduce construction work period, reduces the economic loss that the current conversion station power failure construction brought.
Description
Technical Field
The utility model relates to a converter station designs technical field, and the more specifically it is a valve room converter transformer valve side sleeve pipe entrance to a cave fire prevention antiknock block structure that says so.
Background
Along with economic development of China, industrial and residential electricity consumption requirements are continuously increased, in order to meet the increasing power requirements, the voltage level of a converter station is continuously increased, and the safety problem of a converter transformer is more and more emphasized by people.
The traditional converter transformer valve side sleeve hole plugging on the firewall has the advantages of light structure and quick construction, but the fireproof capability and the anti-explosion capability are weak, so that the problem of possible explosion of the converter transformer network side sleeve can not be solved, and the safety of equipment in a valve hall can not be ensured; the existing common converter transformer valve side casing pipe wall opening plugging is formed by assembling structural rock wool composite fireproof plates, the size width of a single plate is 1000mm-1200mm, the length of the single plate is 5m-10m, the fireproof plates adopt self-tapping screws to fix the two ends of the plate on angle steel fixing pieces on a reinforced concrete wall around the opening of a valve hall firewall, and the plate is weak in strength and easy to soften, so that the plate is not enough to resist explosive force to cause structural damage when the converter transformer net side casing pipe explodes, and is easy to deform and expand gaps under the fire environment of hydrocarbon fire to cause the plugging to lose the fireproof capability.
Therefore, it is necessary to develop a fireproof and anti-explosion blocking structure with less space occupation and strong anti-explosion capability and fireproof capability for the valve side sleeve hole of the converter transformer in the valve hall.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the weak point of above-mentioned background art, and provide a valve room converter transformer valve side sleeve pipe entrance to a cave fire prevention antiknock block structure.
In order to realize the purpose, the technical scheme of the utility model is that: the utility model provides a valve room converter transformer valve side sleeve pipe entrance to a cave fire prevention antiknock block structure which characterized in that: the fireproof and anti-explosion plate comprises a plurality of rows of fireproof and anti-explosion plates and a hole plugging structure formed by two rows of fireproof and anti-explosion plates, wherein each fireproof and anti-explosion plate comprises a first anti-explosion plate, a second anti-explosion plate and a plurality of module areas positioned between the first anti-explosion plate and the second anti-explosion plate;
the first anti-explosion plate comprises a first stainless steel perforated plate, a second stainless steel perforated plate and a cement fiberboard positioned between the first stainless steel perforated plate and the second stainless steel perforated plate, and the second anti-explosion plate is identical to the first anti-explosion plate in structure.
In the technical scheme, each module area comprises an ultrahigh-performance concrete groined-shaped frame, each groined-shaped cavity is composed of four calcium silicate fireproof plates and aluminum silicate needled blankets, the first calcium silicate fireproof plate and the second calcium silicate fireproof plate are located on two sides of the ultrahigh-performance concrete groined-shaped frame, and the aluminum silicate needled blankets are arranged in a cavity formed by the first calcium silicate fireproof plate, the second calcium silicate fireproof plate, the first explosion-proof plate and the second explosion-proof plate and in a cavity formed by the third calcium silicate fireproof plate, the fourth calcium silicate fireproof plate, the first explosion-proof plate and the second explosion-proof plate.
In the technical scheme, the first stainless steel perforated plate is a single-layer non-magnetic 304 stainless steel perforated plate with the thickness of 0.5 mm; the calcium silicate fireproof plate is a 9mm thick fiber reinforced calcium silicate fireproof plate, and the calcium silicate fireproof plate is fixedly connected with the ultrahigh-performance concrete groined-shaped frame through an embedded part.
In the technical scheme, each row of fireproof and explosion-proof plates (1) comprises a plurality of unit plates, and adjacent unit plates are connected through primary and secondary grooves.
Compared with the prior art, the utility model has the advantages of it is following:
1) The utility model discloses have more excellent fire-proof ability, the utility model discloses be incombustible material, possess outstanding fire-proof ability, can resist 1100 ℃ of high temperature behind the constitution block structure, satisfy 3 hours limit of fire resistance under HC (hydrocarbon) temperature rise curve's standard.
2) The utility model has better antiknock capability, the utility model adopts the stressed main frame of the fireproof antiknock plugging structure of the ultra-high performance concrete structure, the two side surfaces of the main frame adopt the cement fiber antiknock board with energy-absorbing and shock-absorbing capability to directly bear the explosion impact force, and the cement fiber antiknock board is fixed on the stressed main frame through the embedded part; the integrated structure formed by the main frame and the anti-explosion plate can bear explosion overpressure of more than 200kPa and has good anti-explosion performance.
3) The utility model discloses realize the integration of fire prevention antiknock, the utility model discloses a compound mode of mill is with fire protection ability and antiknock integration, with compound integration block structure split several subassemblies easy to assemble, has kept dry operation construction under the prerequisite that has increased fire prevention antiknock performance, can effectively reduce construction work period, reduces the economic loss that the current conversion station power failure construction brought.
4) The utility model discloses the space occupy-place is few, the utility model discloses block structure thickness is about 150mm, and valve room reinforced concrete prevents that hot wall's thickness is more than 300mm, and the interior surface does not all stand out the interior surface of valve room firewall when consequently block structure installs on the firewall entrance to a cave, can ensure to satisfy the requirement of equipment live distance in indoor side, can ensure not conflict with preventing equipment or pipeline outside the firewall from taking place in outdoor side.
Drawings
Fig. 1 is a schematic structural diagram 1 of the present invention.
Fig. 2 is a schematic structural diagram 2 of the present invention.
Fig. 3 is a schematic structural view of the firewall.
Fig. 4 is a cross-sectional view of a firewall.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings, which are not intended to limit the present invention, but are merely exemplary. While the advantages of the invention will be clear and readily appreciated by the description.
With reference to the accompanying drawings: the utility model provides a valve room converter transformer valve side sleeve pipe entrance to a cave fire prevention antiknock block structure which characterized in that: the fireproof and anti-explosion plate comprises a plurality of rows of fireproof and anti-explosion plates 1 and a hole plugging structure 2 formed by the two rows of fireproof and anti-explosion plates 1, wherein each fireproof and anti-explosion plate 1 comprises a first anti-explosion plate 11, a second anti-explosion plate 12 and a plurality of module areas 13 positioned between the first anti-explosion plate 11 and the second anti-explosion plate 12;
the first explosion-proof plate 11 comprises a first stainless steel perforated plate 111, a second stainless steel perforated plate 112 and a cement fiber plate 113 positioned between the first stainless steel perforated plate 111 and the second stainless steel perforated plate 112, and the second explosion-proof plate 12 is identical to the first explosion-proof plate 11 in structure.
Each of the module areas 13 includes an ultrahigh-performance concrete groined frame 131, each groined cavity is composed of four calcium silicate fireproof plates 132 and an aluminum silicate needle blanket 133, a first calcium silicate fireproof plate 1321 and a second calcium silicate fireproof plate 1322 are located on two sides of the ultrahigh-performance concrete groined frame 131, and the aluminum silicate needle blanket 133 is arranged in a cavity formed by the first calcium silicate fireproof plate 1321, the second calcium silicate fireproof plate 1322, the first explosion-proof plate 11 and the second explosion-proof plate 12 and a cavity formed by the third calcium silicate fireproof plate 1323, the fourth calcium silicate fireproof plate 1324, the first explosion-proof plate 11 and the second explosion-proof plate 12.
The first stainless steel perforated plate 111 is a single-layer non-magnetic 304 stainless steel perforated plate with the thickness of 0.5 mm; the calcium silicate fireproof plate 132 is a 9mm thick fiber reinforced calcium silicate fireproof plate, and the calcium silicate fireproof plate 132 is fixedly connected with the ultrahigh-performance concrete groined-shaped frame 131 through an embedded part.
Each row of fireproof and explosion-proof plates 11 comprises a plurality of unit plates, and adjacent unit plates are connected through primary and secondary grooves.
In practical use, the first calcium silicate fireproof plate 1321 and the second calcium silicate fireproof plate 1322 are positioned on two sides of the ultrahigh-performance concrete groined-shaped frame 131 and are connected with each other to form a closed fence-shaped structure, the first calcium silicate fireproof plate 1321, the second calcium silicate fireproof plate 1322, the first anti-explosion plate 11 and the second anti-explosion plate 12 provide a poured side template and a bottom template for the ultrahigh-performance concrete groined-shaped frame 131, and the templates do not need to be removed after pouring forming;
the first perforated stainless steel plate 111, the second perforated stainless steel plate 112 and the cement fiberboard 113 are snapped together by mechanical pressing.
The ultrahigh-performance concrete frame formed by the ultrahigh-performance concrete groined-shaped frame 131 transmits the gravity load and the explosion load borne by the whole plugging structure to the reinforced concrete firewall of the valve hall, and meanwhile, the ultrahigh-performance concrete frame also serves as a fixing piece of other fireproof components.
The panels of the first anti-explosion plate 11 and the second anti-explosion plate 12 are made of non-magnetic-conductive stainless steel plates, so that the electromagnetic shielding effect is excellent, and the complete hexahedral electromagnetic shielding of the valve hall can be guaranteed by connecting the conductors with metal wall bodies inside the valve hall.
After the plugging structure is installed in the opening of the reinforced concrete firewall of the valve hall, the inner surface and the outer surface of the plugging structure do not protrude out of the inner surface and the outer surface of the reinforced firewall of the valve hall; the requirement of the electrified distance of equipment in the valve hall can be met for the indoor side, and the hidden trouble of obstruction caused by the installation of other equipment pipelines outside the firewall can be avoided for the outdoor side.
Each row of fireproof and anti-explosion plates 1 comprise a plurality of unit plates, each unit plate is connected through a primary groove and a secondary groove, and meanwhile, the inner surface and the outer surface of the first anti-explosion plate 11 and the inner surface and the outer surface of the second anti-explosion plate 12 are completely the same as materials in structure, but gaps in a module area are subjected to staggered joint arrangement during design, so that flame is guaranteed not to penetrate through the gaps for plugging.
The size of each unit plate can be determined according to the size of the hole in the firewall of the valve hall in actual engineering and the penetrating positioning of the sleeve on the valve side of the converter transformer, each unit plate is prefabricated in a factory through field retesting and simulation, and the unit plates are installed on the field only according to the assembling sequence.
The ultra-high performance concrete groined frame in the plugging structure is prefabricated in a factory, and wet operation is not performed after delivery, so that the engineering construction period is effectively shortened.
Other parts not described belong to the prior art.
Claims (4)
1. The utility model provides a valve room converter transformer valve side sleeve pipe entrance to a cave fire prevention antiknock block structure which characterized in that: the fireproof and anti-explosion plate comprises a plurality of rows of fireproof and anti-explosion plates (1) and a hole plugging structure (2) formed by two rows of fireproof and anti-explosion plates (1), wherein each fireproof and anti-explosion plate (1) comprises a first anti-explosion plate (11), a second anti-explosion plate (12) and a plurality of module areas (13) located between the first anti-explosion plate (11) and the second anti-explosion plate (12);
the first explosion-proof plate (11) comprises a first stainless steel perforated plate (111), a second stainless steel perforated plate (112) and a cement fiber plate (113) located between the first stainless steel perforated plate (111) and the second stainless steel perforated plate (112), and the second explosion-proof plate (12) is identical to the first explosion-proof plate (11) in structure.
2. The valve hall converter transformer valve side sleeve hole fireproof and anti-explosion blocking structure according to claim 1, characterized in that: each module area (13) comprises an ultrahigh-performance concrete groined frame (131), each groined cavity is composed of four calcium silicate fireproof plates (132) and aluminum silicate needled blankets (133), a first calcium silicate fireproof plate (1321) and a second calcium silicate fireproof plate (1322) are located on two sides of the ultrahigh-performance concrete groined frame (131), and the aluminum silicate needled blankets (133) are arranged in cavities formed by the first calcium silicate fireproof plate (1321), the second calcium silicate fireproof plate (1322), the first explosion-proof plate (11) and the second explosion-proof plate (12) and cavities formed by the third calcium silicate fireproof plate (1323), the fourth calcium silicate fireproof plate (1324), the first explosion-proof plate (11) and the second explosion-proof plate (12).
3. The valve hall converter transformer valve side sleeve hole fireproof and anti-explosion blocking structure according to claim 2, characterized in that: the first stainless steel perforated plate (111) is a single-layer non-magnetic-conductive 304 stainless steel perforated plate with the thickness of 0.5 mm; the calcium silicate fireproof plate (132) is a 9mm thick fiber reinforced calcium silicate fireproof plate, and the calcium silicate fireproof plate (132) is fixedly connected with the ultrahigh-performance concrete groined-shaped frame (131) through an embedded part.
4. The valve hall converter transformer valve side sleeve hole fireproof and anti-explosion blocking structure according to claim 3, characterized in that: each row of fireproof and explosion-proof plates (1) comprises a plurality of unit plates, and adjacent unit plates are connected through primary and secondary grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221756889.2U CN218714299U (en) | 2022-07-07 | 2022-07-07 | Valve room converter transformer valve side sleeve pipe entrance to a cave fire prevention antiknock block structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221756889.2U CN218714299U (en) | 2022-07-07 | 2022-07-07 | Valve room converter transformer valve side sleeve pipe entrance to a cave fire prevention antiknock block structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218714299U true CN218714299U (en) | 2023-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221756889.2U Active CN218714299U (en) | 2022-07-07 | 2022-07-07 | Valve room converter transformer valve side sleeve pipe entrance to a cave fire prevention antiknock block structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218714299U (en) |
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2022
- 2022-07-07 CN CN202221756889.2U patent/CN218714299U/en active Active
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