CN113794143A - User outer box type transformer substation of power system - Google Patents
User outer box type transformer substation of power system Download PDFInfo
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- CN113794143A CN113794143A CN202110910124.3A CN202110910124A CN113794143A CN 113794143 A CN113794143 A CN 113794143A CN 202110910124 A CN202110910124 A CN 202110910124A CN 113794143 A CN113794143 A CN 113794143A
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- 239000004567 concrete Substances 0.000 claims abstract description 35
- 239000002131 composite material Substances 0.000 claims abstract description 34
- 239000002689 soil Substances 0.000 claims abstract description 7
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 239000010410 layer Substances 0.000 claims description 110
- 230000003014 reinforcing effect Effects 0.000 claims description 20
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000004570 mortar (masonry) Substances 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 230000002787 reinforcement Effects 0.000 claims description 8
- 239000011490 mineral wool Substances 0.000 claims description 7
- 239000004744 fabric Substances 0.000 claims description 6
- 239000003973 paint Substances 0.000 claims description 6
- 239000011247 coating layer Substances 0.000 claims description 5
- 239000012779 reinforcing material Substances 0.000 claims description 5
- 239000004568 cement Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 239000004745 nonwoven fabric Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 17
- 238000001816 cooling Methods 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 abstract 1
- 230000002265 prevention Effects 0.000 description 5
- 230000017525 heat dissipation Effects 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- 239000002245 particle Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B7/00—Enclosed substations, e.g. compact substations
- H02B7/06—Distribution substations, e.g. for urban network
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/54—Anti-seismic devices or installations
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
Abstract
The invention relates to an outdoor box type transformer substation of a power system, which comprises a base, a top plate and a box side wall positioned between the base and the top plate, wherein the box side wall comprises a box body and a box body; the side wall of the box body comprises a cast-in-place concrete layer, the outer side of the cast-in-place concrete layer is provided with a composite fireproof plate, and a reinforced mesh framework is arranged in the cast-in-place concrete layer; the composite fireproof plate is provided with a connecting anchor bolt in a penetrating way; a box bottom air guide pipeline is arranged at the bottom of the box-type substation, a first end of the box bottom air guide pipeline penetrates through the base and then extends into the box-type substation, a second end of the box bottom air guide pipeline is connected to the middle position of the vertical air guide pipeline, and the top end of the vertical air guide pipeline is positioned above a ground soil layer; and a box top air guide pipeline is arranged at the top of the box-type substation. The strength and the hardness of the side wall of the box body are enhanced, so that the whole box-type substation has a good anti-seismic effect; effectively blocking the spread of fire; the natural flow of air is utilized to realize the cooling of the internal environment of the box-type substation, and compared with the prior art, the energy cost is saved.
Description
Technical Field
The invention belongs to the technical field of power equipment, relates to equipment for a power system, and particularly relates to an outdoor box type transformer substation for the power system.
Background
The outdoor box-type substation is an important component of a power system, and plays a role in connecting a power grid with a user in the normal operation process of the whole power grid. The outdoor box-type substation is in an outdoor complex natural environment for a long time, and the temperature inside the substation box body is overhigh due to long-term sunlight illumination.
The patent of invention CN 108832509A disclosed in the prior art provides a box-type substation convenient for heat dissipation; a complex heat dissipation structure is adopted to dissipate heat of the box-type substation, so that the heat dissipation cost of the box-type substation is high;
secondly, the box body of the box-type substation in the prior art adopts a conventional box wall structure, and has a simple structure and an extremely low anti-seismic effect;
thirdly, because the tank wall structure among the prior art is conventional structure to carry out the fire prevention isolation design to the tank wall structure, when leading to the inside fire of box, can't keep apart the intensity of a fire, lead to the intensity of a fire to stretch to the surrounding environment very easily. This is a disadvantage of the prior art.
In view of the above, the present invention provides an external box type transformer substation for a power system, which is necessary to solve the above technical defects in the prior art.
Disclosure of Invention
The invention aims to provide an outdoor box-type substation for a power system, aiming at the technical defects that the box-type substation in the prior art is high in heat dissipation cost, extremely low in box wall anti-seismic effect and incapable of effectively isolating fire when fire occurs, so as to solve the technical problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
an outdoor box type transformer substation of an electric power system comprises a base, a top plate and a box side wall positioned between the base and the top plate;
the base and the top plate are both of concrete layer structures embedded with steel bar mesh frameworks;
the side wall of the box body comprises a cast-in-place concrete layer, the outer side of the cast-in-place concrete layer is provided with a composite fireproof plate, the outer side of the composite fireproof plate is provided with a plastering layer, and a reinforced mesh framework is arranged in the cast-in-place concrete layer;
the composite fireproof plate is provided with a connecting anchor bolt in a penetrating manner, the head end of the connecting anchor bolt is connected to a reinforced net framework of the cast-in-place concrete layer, and the tail end of the connecting anchor bolt is positioned outside the composite fireproof plate; the cast-in-place concrete forms a cast-in-place concrete layer after the cast-in-place concrete pours the steel bar net framework, the composite fireproof plate and the cast-in-place concrete layer are tightly connected together through the connecting anchor bolt, the connecting strength between the composite fireproof plate and the cast-in-place concrete layer is enhanced, and then the strength and the hardness of the side wall of the whole box body are enhanced;
the composite fireproof plate comprises a fireproof core plate, wherein an inner reinforcing layer is arranged on the inner side of the fireproof core plate, an outer reinforcing layer is arranged on the outer side of the fireproof core plate, an inner bonding layer is arranged between the fireproof core plate and the inner reinforcing layer, and an outer bonding layer is arranged between the fireproof core plate and the outer reinforcing layer;
a box bottom air guide pipeline is arranged at the bottom of the box-type substation, a first end of the box bottom air guide pipeline penetrates through the base and then extends into the box-type substation, a second end of the box bottom air guide pipeline is connected to the middle position of the vertical air guide pipeline, a filter screen is arranged at the joint of the box bottom air guide pipeline and the vertical air guide pipeline, the top end of the vertical air guide pipeline is positioned above a ground soil layer, the bottom end of the vertical air guide pipeline is positioned in the ground soil layer, and the top end of the vertical air guide pipeline is provided with the filter screen;
a box top air guide pipeline is arranged at the top of the box-type substation, penetrates through the top plate, a filter screen is arranged at the top end of the box top air guide pipeline, and the top end of the box top air guide pipeline is higher than the top end of the vertical air guide pipeline;
the top plate is provided with an inverted V-shaped cover plate, and the inverted V-shaped cover plate is fixed on the top plate through a support column.
Preferably, the fireproof core board is a rock wool fireproof board, the rock wool fireproof board is adopted as the fireproof core board, so that an effective isolation fireproof effect can be achieved, the rock wool fireproof board has certain strength, and the effect of improving the strength of the composite fireproof board can be achieved.
Preferably, grooves are arranged on two side surfaces of the fireproof core board; the contact area between the inner bonding layer, the outer bonding layer and the fireproof core board is increased by arranging the grooves, so that the bonding strength is increased.
Preferably, the inner bonding layer and the outer bonding layer are bonding mortar layers, the bonding mortar layers are used as the inner bonding layer and the outer bonding layer, the fireproof core plate can be effectively bonded with the inner enhancement layer and the outer enhancement layer, and the bonding mortar layers are used as the inner bonding layer and the outer bonding layer, so that the strength and the hardness of the whole composite fireproof plate can be enhanced.
Preferably, the inner reinforcing layer and the outer reinforcing layer are both cement paste layers with reinforcing materials; so as to achieve the technical effect of enhancing the strength and the hardness of the composite fireproof plate.
Preferably, the reinforcing material is perforated non-woven fabric or glass fiber mesh fabric; further improving the strength of the inner and outer reinforcement layers.
Preferably, the connecting anchor bolt is made of steel, so that the connecting strength between the composite fireproof plate and the cast-in-place concrete layer is enhanced.
Preferably, the tail end of the connecting anchor bolt is provided with a round seat; prevent that the connecting anchor bolt from wearing out from the composite fireproof plate and falling off.
Preferably, the plastering layer is a plastering mortar layer with grid cloth; the side wall of the box body is leveled, and meanwhile, the strength of the side wall of the whole box body is enhanced.
Preferably, the outer side of the plastering layer is provided with a reflective paint coating layer; the reflective paint coating layer can reflect sunlight and reduce the technical effect of sunlight absorbed by the whole box-type substation; and can play the warning effect at night.
Preferably, the box bottom air guide pipeline is a stainless steel air guide pipe, so that the corrosion resistance effect of the box bottom air guide pipe is improved, and the service life of the box bottom air guide pipe is prolonged.
The box-type substation has the beneficial effects that the structure which is formed by integrally pouring the composite fireproof plate and the cast-in-place concrete layer is used as the side wall of the box body, so that the strength and the hardness of the side wall of the box body are enhanced, and meanwhile, the concrete layer embedded with the steel bar net framework is used as the base and the top plate, so that the whole box-type substation has a good anti-seismic effect; in addition, the structure of the composite fireproof plate can avoid the spread of fire when a fire disaster occurs, and effectively block the spread of the fire disaster; finally, due to the design structures of the box bottom air guide pipeline, the box top air guide pipeline and the vertical air guide pipeline, good air guide circulation is formed between the internal environment and the external environment of the box-type substation, heat in the box-type substation is discharged to the outside through the box top air guide pipeline, and low-temperature gas in the external environment enters the box-type substation through the vertical air guide pipeline and the box bottom air guide pipeline; the natural flow of air is utilized to realize the cooling of the internal environment of the box-type substation, and compared with the prior art, the energy cost is saved.
In addition, the invention has reliable design principle, simple structure and very wide application prospect.
Therefore, compared with the prior art, the invention has prominent substantive features and remarkable progress, and the beneficial effects of the implementation are also obvious.
Drawings
Fig. 1 is a schematic structural diagram of an external box type substation for a power system provided by the invention.
Fig. 2 is a schematic view of the structure of the side wall of the tank of fig. 1.
Fig. 3 is a schematic illustration of the construction of the composite flame retardant panel of fig. 2.
Fig. 4 is a schematic structural view of the fire-resistant core board of fig. 3.
The fireproof box comprises a base 1, a top plate 2, a box body side wall 3, a steel bar net framework 4, a cast-in-place concrete layer 5, a composite fireproof plate 6, a fireproof core plate 6.1, an inner reinforcing layer 6.2, an outer reinforcing layer 6.3, an inner bonding layer 6.4, an outer bonding layer 6.5, a plastering layer 7, a connecting anchor bolt 8, a box bottom air guide pipeline 9, a vertical air guide pipeline 10, a filter screen 11, a box top air guide pipeline 12, an inverted V-shaped cover plate 13, a support column 14, a groove 15 and a reflective paint layer 16.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings by way of specific examples, which are illustrative of the present invention and are not limited to the following embodiments.
As shown in fig. 1 to 4, the external box type substation for power system users provided by the present embodiment includes a base 1, a top plate 2, and a box sidewall 3 located between the base 1 and the top plate 2; a box door is arranged on the side wall of the box body;
the base 1 and the top plate 2 are both concrete layer structures embedded with reinforcing mesh frameworks 4;
the side wall 3 of the box body comprises a cast-in-place concrete layer 5, a composite fireproof plate 6 is arranged on the outer side of the cast-in-place concrete layer 5, a plastering layer 7 is arranged on the outer side of the composite fireproof plate 6, and a steel bar net framework is arranged in the cast-in-place concrete layer 5; the plastering layer 7 is a plastering mortar layer with grid cloth; the side wall of the box body is leveled, and meanwhile, the strength of the side wall of the whole box body is enhanced. The outer side of the plastering layer 7 is provided with a reflective paint coating layer 16; the reflective paint coating layer 16 not only can reflect sunlight and reduce the technical effect of sunlight absorbed by the whole box-type substation; and can play the warning effect at night.
The composite fireproof plate 6 is provided with a connecting anchor bolt 8 in a penetrating mode, the connecting anchor bolt 8 is made of steel, and the connecting strength between the composite fireproof plate 6 and the cast-in-place concrete layer 5 is enhanced. The head end of the connecting anchor bolt 8 is connected to the reinforcing mesh framework 4 of the cast-in-place concrete layer 5, and the tail end of the connecting anchor bolt 8 is positioned outside the composite fireproof plate 6; the tail end of the connecting anchor bolt 8 is provided with a circular seat, so that the connecting anchor bolt is prevented from being worn out of the composite fireproof plate and falling off. The cast-in-place concrete forms a cast-in-place concrete layer after the cast-in-place concrete pours the steel bar net framework, the composite fireproof plate and the cast-in-place concrete layer are tightly connected together through the connecting anchor bolt, the connecting strength between the composite fireproof plate and the cast-in-place concrete layer is enhanced, and then the strength and the hardness of the side wall of the whole box body are enhanced; adopt compound PLASTIC LAMINATED and cast-in-place concrete layer integrative pouring structure that forms as the box lateral wall, strengthened the intensity and the hardness of box lateral wall, adopt the concrete layer of embedded steel reinforcement net skeleton simultaneously as base and roof for whole box-type substation has good antidetonation effect.
Compound PLASTIC LAMINATED 6 including fire prevention core 6.1, fire prevention core 6.1 be the rock wool PLASTIC LAMINATED, adopt the rock wool PLASTIC LAMINATED not only can play effectual isolation fire prevention effect as the fire prevention core, rock wool PLASTIC LAMINATED self has certain intensity moreover, and then can play the effect that improves compound PLASTIC LAMINATED intensity.
The inner side of the fireproof core plate 6.1 is provided with an inner reinforcing layer 6.2, the outer side of the fireproof core plate is provided with an outer reinforcing layer 6.3, an inner bonding layer 6.4 is arranged between the fireproof core plate 6.1 and the inner reinforcing layer 6.2, and an outer bonding layer 6.5 is arranged between the fireproof core plate 6.1 and the outer reinforcing layer 6.3; the inner bonding layer 6.4 and the outer bonding layer 6.5 are bonding mortar layers, and the bonding mortar layers are used as the inner bonding layer and the outer bonding layer, so that the fireproof core plate, the inner reinforcing layer 6.2 and the outer reinforcing layer 6.3 can be effectively bonded, and the bonding mortar layers are used as the inner bonding layer and the outer bonding layer, so that the strength and the hardness of the whole composite fireproof plate can be enhanced.
The inner reinforcement layer 6.2 and the outer reinforcement layer 6.3 are both cement slurry layers with reinforcement materials; so as to achieve the technical effect of enhancing the strength and the hardness of the composite fireproof plate. The reinforcing material is perforated non-woven fabric or glass fiber mesh fabric; further improving the strength of the inner and outer reinforcement layers.
The box-type substation is characterized in that a box bottom air guide pipeline 9 is arranged at the bottom of the box-type substation, the box bottom air guide pipeline 9 is a stainless steel air guide pipe, the corrosion resistance effect of the box bottom air guide pipe is improved, and the service life of the box bottom air guide pipe is prolonged. The first end of the box bottom air guide pipeline 9 penetrates through the base and then extends into the box-type substation, the second end of the box bottom air guide pipeline 9 is connected to the middle position of the vertical air guide pipeline 10, a filter screen 11 is arranged at the joint of the box bottom air guide pipeline 9 and the vertical air guide pipeline 10, the top end of the vertical air guide pipeline 10 is located above a ground soil layer, the bottom end of the vertical air guide pipeline 10 is located in the ground soil layer, and the filter screen 11 is arranged at the top end of the vertical air guide pipeline 10. The arrangement of the filter screen can prevent large particles or sundries in the external environment from entering the interior of the box-type substation, particularly the filter screen arranged at the joint of the box bottom air guide pipeline and the vertical air guide pipeline.
The top of the box-type substation is provided with a box top air guide pipeline 12, the box top air guide pipeline 12 penetrates through the top plate 2, the top end of the box top air guide pipeline 12 is provided with a filter screen 11, and the top end position of the box top air guide pipeline is higher than that of the vertical air guide pipeline. Due to the design structures of the box bottom air guide pipeline, the box top air guide pipeline and the vertical air guide pipeline, good air guide circulation is formed between the internal environment and the external environment of the box-type substation, heat in the box-type substation is discharged to the outside through the box top air guide pipeline, and low-temperature gas in the external environment enters the box-type substation through the vertical air guide pipeline and the box bottom air guide pipeline; the natural flow of air is utilized to realize the cooling of the internal environment of the box-type substation, and compared with the prior art, the energy cost is saved.
The top plate is provided with an inverted V-shaped cover plate 13, and the inverted V-shaped cover plate 13 is fixed on the top plate 2 through a support column 14.
The above disclosure is only for the preferred embodiments of the present invention, but the present invention is not limited thereto, and any non-inventive changes that can be made by those skilled in the art and several modifications and amendments made without departing from the principle of the present invention shall fall within the protection scope of the present invention.
Claims (10)
1. An outdoor box type transformer substation of an electric power system is characterized by comprising a base, a top plate and a box body side wall positioned between the base and the top plate;
the base and the top plate are both of concrete layer structures embedded with steel bar mesh frameworks;
the side wall of the box body comprises a cast-in-place concrete layer, the outer side of the cast-in-place concrete layer is provided with a composite fireproof plate, the outer side of the composite fireproof plate is provided with a plastering layer, and a reinforced mesh framework is arranged in the cast-in-place concrete layer;
the composite fireproof plate is provided with a connecting anchor bolt in a penetrating manner, the head end of the connecting anchor bolt is connected to a reinforced net framework of the cast-in-place concrete layer, and the tail end of the connecting anchor bolt is positioned outside the composite fireproof plate;
a box bottom air guide pipeline is arranged at the bottom of the box-type substation, a first end of the box bottom air guide pipeline penetrates through the base and then extends into the box-type substation, a second end of the box bottom air guide pipeline is connected to the middle position of the vertical air guide pipeline, a filter screen is arranged at the joint of the box bottom air guide pipeline and the vertical air guide pipeline, the top end of the vertical air guide pipeline is positioned above a ground soil layer, the bottom end of the vertical air guide pipeline is positioned in the ground soil layer, and the top end of the vertical air guide pipeline is provided with the filter screen;
a box top air guide pipeline is arranged at the top of the box-type substation, penetrates through the top plate, a filter screen is arranged at the top end of the box top air guide pipeline, and the top end of the box top air guide pipeline is higher than the top end of the vertical air guide pipeline;
the top plate is provided with an inverted V-shaped cover plate, and the inverted V-shaped cover plate is fixed on the top plate through a support column.
2. The outdoor box type substation of an electric power system of claim 1, wherein the composite fireproof plate comprises a fireproof core plate, an inner reinforcing layer is arranged on the inner side of the fireproof core plate, an outer reinforcing layer is arranged on the outer side of the fireproof core plate, an inner bonding layer is arranged between the fireproof core plate and the inner reinforcing layer, and an outer bonding layer is arranged between the fireproof core plate and the outer reinforcing layer.
3. The outdoor box type substation of power system users of claim 2, wherein the fireproof core board is a rock wool fireproof board.
4. The outdoor box type substation of claim 2 or 3, wherein grooves are arranged on two side surfaces of the fireproof core board.
5. The outdoor box-type substation of power system users of claim 4, wherein the inner bonding layer and the outer bonding layer are both bonding mortar layers.
6. The outdoor box substation of claim 5, wherein the inner reinforcement layer and the outer reinforcement layer are both cement paste layers with reinforcing materials.
7. The outdoor substation of claim 6, wherein the reinforcing material is a perforated non-woven fabric or a glass fiber mesh fabric.
8. The outdoor box substation of power system according to claim 1, 2 or 3, wherein the tail end of the connecting anchor bolt is provided with a circular seat.
9. The outdoor box substation of power system users of claim 1, 2 or 3, wherein the finishing layer is a finishing mortar layer with a mesh cloth.
10. The outdoor box type substation of power system of claim 1 or 9, wherein the outer side of the plastering layer is a reflective paint coating layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110910124.3A CN113794143A (en) | 2021-08-09 | 2021-08-09 | User outer box type transformer substation of power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110910124.3A CN113794143A (en) | 2021-08-09 | 2021-08-09 | User outer box type transformer substation of power system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113794143A true CN113794143A (en) | 2021-12-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110910124.3A Pending CN113794143A (en) | 2021-08-09 | 2021-08-09 | User outer box type transformer substation of power system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113794143A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202047589U (en) * | 2011-08-01 | 2011-11-23 | 山东汇星科技开发有限公司 | Isolation-type fireproof composite heat-insulating template for cast-in-place concrete |
| CN106765831A (en) * | 2016-12-16 | 2017-05-31 | 钱月珍 | Ventilation basement |
| CN109025169A (en) * | 2018-09-05 | 2018-12-18 | 江苏源美竹木业有限责任公司 | MULTILAYER COMPOSITE fire-proof board and its production technology applied to tongue-and-groove connection |
| CN210926692U (en) * | 2019-12-18 | 2020-07-03 | 河北腾瑞电力设备科技有限公司 | Low-voltage three-phase imbalance intelligent adjusting device structure |
| CN212462427U (en) * | 2020-07-10 | 2021-02-02 | 江西科瑞电气有限公司 | Dustless heat abstractor of high tension switchgear |
| CN112652972A (en) * | 2020-12-03 | 2021-04-13 | 国网山东省电力公司滨州供电公司 | Outdoor protection equipment for power grid system |
-
2021
- 2021-08-09 CN CN202110910124.3A patent/CN113794143A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202047589U (en) * | 2011-08-01 | 2011-11-23 | 山东汇星科技开发有限公司 | Isolation-type fireproof composite heat-insulating template for cast-in-place concrete |
| CN106765831A (en) * | 2016-12-16 | 2017-05-31 | 钱月珍 | Ventilation basement |
| CN109025169A (en) * | 2018-09-05 | 2018-12-18 | 江苏源美竹木业有限责任公司 | MULTILAYER COMPOSITE fire-proof board and its production technology applied to tongue-and-groove connection |
| CN210926692U (en) * | 2019-12-18 | 2020-07-03 | 河北腾瑞电力设备科技有限公司 | Low-voltage three-phase imbalance intelligent adjusting device structure |
| CN212462427U (en) * | 2020-07-10 | 2021-02-02 | 江西科瑞电气有限公司 | Dustless heat abstractor of high tension switchgear |
| CN112652972A (en) * | 2020-12-03 | 2021-04-13 | 国网山东省电力公司滨州供电公司 | Outdoor protection equipment for power grid system |
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Application publication date: 20211214 |
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| RJ01 | Rejection of invention patent application after publication |