CN218181850U - Extra-high voltage waterproof fireproof ceramic shielding tubular pouring bus - Google Patents
Extra-high voltage waterproof fireproof ceramic shielding tubular pouring bus Download PDFInfo
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- CN218181850U CN218181850U CN202221091718.2U CN202221091718U CN218181850U CN 218181850 U CN218181850 U CN 218181850U CN 202221091718 U CN202221091718 U CN 202221091718U CN 218181850 U CN218181850 U CN 218181850U
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- high voltage
- arc shielding
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- 239000000919 ceramic Substances 0.000 title claims abstract description 57
- 238000010891 electric arc Methods 0.000 claims abstract description 22
- 239000004020 conductor Substances 0.000 claims abstract description 9
- 239000002131 composite material Substances 0.000 claims abstract description 5
- 239000010410 layer Substances 0.000 claims description 61
- 239000003822 epoxy resin Substances 0.000 claims description 11
- 229920000647 polyepoxide Polymers 0.000 claims description 11
- 239000011241 protective layer Substances 0.000 claims description 11
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 8
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- 238000009413 insulation Methods 0.000 abstract description 7
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 239000011248 coating agent Substances 0.000 abstract description 3
- 238000000576 coating method Methods 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 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 11
- 239000003063 flame retardant Substances 0.000 description 11
- 238000005266 casting Methods 0.000 description 9
- 239000003795 chemical substances by application Substances 0.000 description 9
- 238000009434 installation Methods 0.000 description 8
- 239000006004 Quartz sand Substances 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
- 230000016507 interphase Effects 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- 230000009970 fire resistant effect Effects 0.000 description 4
- 239000011810 insulating material Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- -1 aliphatic diamine Chemical class 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920000768 polyamine Polymers 0.000 description 2
- 206010000369 Accident Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The utility model discloses a generating line is pour to special high voltage waterproof ceramic shielding cast relates to the high-voltage bus field, the technical scheme of the utility model including from inside to outside including cast conductor, insulating and waterproof layer, ceramic electric arc shielding layer and inoxidizing coating. The composite material has the advantages of water resistance, high-temperature fire resistance, high insulation, long service life, large current carrying, low energy consumption, high strength and high toughness, and excellent comprehensive performance.
Description
Technical Field
The utility model relates to a high-voltage bus field especially relates to a generating line is pour to special high voltage waterproof fire-resistant ceramic shielding cast.
Background
The traditional high-altitude high-voltage line adopts the cable to make somebody a mere figurehead or lay underground to transformer conversion connected mode in the transformer substation, and traditional transmission mode has a great deal of drawback, embodies in following aspect:
1. the outdoor overhead service life of the high-voltage cable is short, the occupied space is large, and the later maintenance cost is high;
2. the underground laying construction of the high-voltage cable has high difficulty, high energy consumption and high later maintenance cost;
traditional high pressure cast generating line structure and product characteristic:
the insulating skid is arranged above the support piece of the steel structure falling to the ground, the tubular bare conductor is laid above the insulating skid and wound by a sheet-rolled insulating tape, the traditional high-voltage tubular bus is mainly insulated by an air gap, the occupied space is large, the adopted insulating material does not have the characteristics of corrosion resistance and high temperature resistance, the insulating material is easy to age in the open air, short-circuit fire accidents easily occur in rainy days, the insulating material is limited by the product, the process and the structure, the product has the defects of large occupied installation space, easy aging and falling of the insulating layer, inconsistent parameter indexes of turning positions and straight line segments, short service life, high maintenance cost and the like, the short-circuit-proof insulating material is difficult to adapt to the application field with small installation space, large environmental temperature difference, corrosion resistance, high requirements on product service life and safety, and once a short-circuit accident occurs in the application process, the power failure is probably caused to a large area, and the personal casualties burnt out of power supply lines are avoided.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a generating line is pour to waterproof fire-resistant ceramic shielding cast of extra-high voltage possesses waterproof, high temperature fire-resistant, high insulation, longe-lived, the current-carrying is big, the energy consumption is low, high strength and high tenacity, and comprehensive properties is splendid.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a generating line is pour to waterproof fire-resistant ceramic shield tubular of extra-high voltage, includes tubular conductor, insulating waterproof layer, ceramic electric arc shielding layer and inoxidizing coating from inside to outside.
The ceramic electric arc shielding layer is adopted in the scheme, so that the insulation coefficient is improved to the maximum extent, the electric arc is shielded, and the voltage-resistant interval can reach 10 KV-800 KV. An insulating waterproof layer is arranged between the tubular conductor and the ceramic electric arc shielding layer, the shell has a waterproof effect, and the outer wall of the ceramic electric arc shielding layer is provided with a protective layer which can be used for protecting the outer layer.
Preferably, the ceramic arc shielding layer comprises a plurality of segments, and adjacent ceramic arc shielding layers are butted with each other. The consideration of the length and the manufacturing cost of the ceramic arc shielding layer is considered.
Preferably, the adjacent ceramic arc shielding layers are sleeved inside and outside. The path length of the electric arc bypassing the ceramic electric arc shielding layer can be increased, and the inter-phase distance can be further shortened.
Preferably, adjacent ceramic arc shielding layer adopts the grafting structure to connect, the grafting structure includes that the axial sets up in the slot of one of them ceramic arc shielding layer tip and sets up in the plug of another ceramic arc shielding layer tip. The splicing structure can double the length of the connecting joint of the mantle fiber electric arc shielding layer, and can further shorten the inter-phase distance.
Preferably, the ceramic arc shielding layer is made of alumina or zirconia ceramic. Has better wear resistance, high temperature resistance and wear resistance.
Preferably, the insulating waterproof layer and the protective layer adopt mixed pouring. Can be waterproof and better in insulating property, wear-resistant and flame-retardant.
Preferably, the mixed casting adopts epoxy resin composite material. Can be waterproof and better in insulating property, wear-resistant and flame-retardant.
The utility model has the advantages that:
1. the ceramic arc shielding layer is added, so that the insulating property is better, the inter-phase distance can be shortened to 100mm, and the installation space is saved;
2. the insulating waterproof layer and the protective layer are functionally divided, and the special performance is more outstanding;
3. the product has the advantages of water resistance, high temperature fire resistance, high insulation, long service life, large current carrying, low energy consumption, high strength and high toughness, and excellent comprehensive performance.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments will be briefly described below, it is obvious that the drawings in the following description are only two of the embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of embodiment 1 of the present invention;
fig. 2 is a schematic view of embodiment 2 of the present invention;
the cable comprises a tubular conductor 1, an insulating waterproof layer 2, a ceramic arc shielding layer 3 and a protective layer 4.
Detailed Description
In order to deepen the understanding of the present invention, the present invention will be described in further detail with reference to the attached drawings and the embodiment, which is only used to explain the present invention, and is not limited to the protection scope of the present invention.
Example 1
The to-be-solved problem of the utility model is to change current outdoor low latitude high-voltage electricity energy transmission carrier form, promote carrier each item performance parameter (protection level, insulating temperature resistant level, current-carrying capacity, power consumption, installation space etc.), provide a section can satisfy the cast generating line of pouring of safe operation under the various adverse circumstances.
As shown in figure 1, the extra-high voltage waterproof fireproof ceramic shielding tube type cast bus comprises a tube-type conductor 1, an insulating waterproof layer 2, a ceramic electric arc shielding layer 3 and a protective layer 4 from inside to outside.
In the scheme, the ceramic electric arc shielding layer 3 is adopted, so that the insulation coefficient is improved to the maximum extent, the electric arc is shielded, and the voltage-resistant interval can reach 10 KV-800 KV. Set up insulating waterproof layer 2 layers between tubular conductor 1 and the ceramic electric arc shielding layer 3, its water-proof effects of casing, and the outer wall of ceramic electric arc shielding layer 3 sets up inoxidizing coating 4 and can be used for protecting the skin.
The ceramic arc shielding layer 3 comprises a plurality of sections, and the adjacent ceramic arc shielding layers 3 are mutually butted. The length of the ceramic arc shielding layer 3 and the manufacturing cost are considered.
The adjacent ceramic electric arc shielding layers 3 are arranged in an inner-outer sleeved mode. The path length of the electric arc bypassing the ceramic electric arc shielding layer 3 can be increased, and the inter-phase distance can be further shortened.
Example 2
Compared with embodiment 1, the difference in this embodiment is that adjacent ceramic arc shielding layers are connected by using a plug-in structure, and the plug-in structure includes a slot axially disposed at an end of one of the ceramic arc shielding layers and a plug disposed at an end of the other ceramic arc shielding layer. The splicing structure can double the length of the connecting joint of the mantle fiber electric arc shielding layer, and can further shorten the inter-phase distance.
The materials adopted in the technical scheme are as follows:
the ceramic arc shielding layer is made of alumina or zirconia ceramic. Has better wear resistance, high temperature resistance and wear resistance. The present example uses zirconia ceramics.
The insulating waterproof layer and the protective layer are made of epoxy resin composite materials. Can be waterproof and better in insulating property, wear-resistant and flame-retardant.
The insulating waterproof layer comprises epoxy resin, quartz sand and a curing agent. The strength of the insulating layer can be well improved, and the excellent insulating and waterproof properties are also considered.
The insulating waterproof layer comprises the following components in parts by weight: 2-4 parts of epoxy resin, 3-5 parts of quartz sand and 1-2 parts of curing agent. The strength of the insulating layer can be well improved, and excellent insulating and waterproof performances are considered. The concrete proportion adopted in the embodiment is 4 parts of epoxy resin, 5 parts of quartz sand and 2 parts of curing agent, and the components are uniformly mixed, wherein the curing agent adopts aliphatic diamine and polyamine.
The protective layer comprises epoxy resin, quartz sand, volcanic rock, flame-retardant temperature-resistant particles and a curing agent. Can provide good wear resistance and flame retardant property, and can better protect the ceramic electric arc shielding layer.
The protective layer comprises the following components in percentage by weight: 2-4 parts of epoxy resin, 1.5-2 parts of quartz sand, 1-1.5 parts of volcanic rock, 1-1.5 parts of flame-retardant temperature-resistant particles and 1-1.5 parts of curing agent. Can provide good wear-resisting and flame retardant property, can be better protect the ceramic electric arc shielding layer. The flame-retardant and temperature-resistant epoxy resin composite material is prepared by uniformly mixing 4 parts of epoxy resin, 2 parts of quartz sand, 1.5 parts of volcanic rock, 1.5 parts of flame-retardant and temperature-resistant particles and 1 part of curing agent, wherein the flame-retardant and temperature-resistant particles are pp plastic particles, and the curing agent is aliphatic diamine and polyamine.
The utility model has the advantages that:
1. compared with a cable, the tubular conductor has the advantages that under the condition of the same section, the current carrying is larger, the temperature rise is lower, and the energy consumption is lower;
2. the tubular casting bus insulating layer is formed by mixing and stirring quartz sand, epoxy resin, flame-retardant temperature-resistant particles and a curing agent and then casting, the protection grade reaches IP68 (the highest standard of national specifications), the insulation and temperature-resistant grade reaches A-grade 180 ℃ (the highest standard of electrical specifications), the heat conductivity coefficient is only 0.016, the tubular casting bus insulating layer can continuously run in flame for 120min, and the strength and the toughness are both good;
3. the service life of the tubular casting bus is long, and the service life of the tubular casting bus can reach more than 30 years in outdoor and open environments;
4. the tubular casting bus has large unit current carrying capacity and small required installation space;
5. the tubular casting bus has the advantages that the installation is simple and convenient due to the structural characteristics of the tubular casting bus, and the number of installation personnel can be reduced to 4
6. The ceramic arc shielding layer is added, so that the insulating property is better, the inter-phase distance can be shortened to 100mm, the installation space is saved, the insulating coefficient is improved to the maximum extent, and the voltage-resistant interval is 10 KV-800 KV;
7. the functions of the insulating waterproof layer and the protective layer are divided, and the special performance is more outstanding;
8. the product has the advantages of water resistance, high temperature fire resistance, high insulation, long service life, large current carrying, low energy consumption, high strength and high toughness, and excellent comprehensive performance.
The above embodiments should not be limited in any way the present invention, and all technical solutions obtained by adopting equivalent replacement or equivalent conversion modes fall within the protection scope of the present invention.
Claims (6)
1. The extra-high voltage waterproof fireproof ceramic shielding tubular cast bus is characterized by comprising a tubular conductor (1), an insulating waterproof layer (2), a ceramic electric arc shielding layer (3) and a protective layer (4) from inside to outside;
the ceramic arc shielding layer (3) comprises a plurality of sections, and the adjacent ceramic arc shielding layers (3) are mutually butted.
2. The extra-high voltage waterproof fireproof ceramic shielding pipe type pouring bus bar according to claim 1, characterized in that: the adjacent ceramic electric arc shielding layers (3) are arranged in an inner-outer sleeved mode.
3. The extra-high voltage waterproof fireproof ceramic shielding pipe type pouring bus of claim 1, which is characterized in that: adjacent ceramic arc shielding layer (3) adopt the grafting structure to connect, the grafting structure includes that the axial sets up in the slot of one of them ceramic arc shielding layer (3) tip and sets up in the plug of another ceramic arc shielding layer (3) tip.
4. The extra-high voltage waterproof fireproof ceramic shielding pipe type pouring bus of claim 1, which is characterized in that: the ceramic arc shielding layer (3) is made of alumina or zirconia ceramic.
5. The extra-high voltage waterproof fireproof ceramic shielding pipe type pouring bus bar according to claim 1, characterized in that: the insulating waterproof layer (2) and the protective layer (4) adopt mixed pouring.
6. The extra-high voltage waterproof fireproof ceramic shielding pipe type pouring bus of claim 5, which is characterized in that: the mixed pouring object is made of epoxy resin composite materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221091718.2U CN218181850U (en) | 2022-04-12 | 2022-04-12 | Extra-high voltage waterproof fireproof ceramic shielding tubular pouring bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221091718.2U CN218181850U (en) | 2022-04-12 | 2022-04-12 | Extra-high voltage waterproof fireproof ceramic shielding tubular pouring bus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218181850U true CN218181850U (en) | 2022-12-30 |
Family
ID=84604625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221091718.2U Active CN218181850U (en) | 2022-04-12 | 2022-04-12 | Extra-high voltage waterproof fireproof ceramic shielding tubular pouring bus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218181850U (en) |
-
2022
- 2022-04-12 CN CN202221091718.2U patent/CN218181850U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A pouring busbar with ultra-high pressure waterproof and fire-resistant ceramic shielding tube type Effective date of registration: 20231113 Granted publication date: 20221230 Pledgee: Bank of China Limited Chaozhou Branch Pledgor: Guangdong yingkai Electric Automation Technology Co.,Ltd. Registration number: Y2023980065243 |