CN114255937A - Anti-drop porcelain post insulator - Google Patents
Anti-drop porcelain post insulator Download PDFInfo
- Publication number
- CN114255937A CN114255937A CN202111568275.1A CN202111568275A CN114255937A CN 114255937 A CN114255937 A CN 114255937A CN 202111568275 A CN202111568275 A CN 202111568275A CN 114255937 A CN114255937 A CN 114255937A
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- CN
- China
- Prior art keywords
- porcelain
- post
- drop
- post insulator
- flange
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000012212 insulator Substances 0.000 title claims abstract description 71
- 229910052573 porcelain Inorganic materials 0.000 title claims abstract description 68
- 239000003365 glass fiber Substances 0.000 claims description 15
- 239000004020 conductor Substances 0.000 claims description 5
- 230000006378 damage Effects 0.000 abstract description 3
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 239000010963 304 stainless steel Substances 0.000 description 1
- 229910001094 6061 aluminium alloy Inorganic materials 0.000 description 1
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/14—Supporting insulators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/38—Fittings, e.g. caps; Fastenings therefor
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- Insulators (AREA)
Abstract
The invention discloses an anti-drop porcelain post insulator, which comprises: a porcelain post insulator; the upper support flange and the lower support flange are arranged at the upper end and the lower end of the porcelain support insulator; the core rod penetrates through the porcelain pillar insulator and is fixedly connected with the upper pillar flange and the lower pillar flange respectively; the core rod is used for providing support when the porcelain post insulator breaks. According to the invention, the center through hole penetrating through the support of the porcelain support insulator is arranged in the support, the core rod is arranged in the center through hole in a penetrating manner, and two ends of the core rod are respectively and fixedly connected with the two support flanges, so that the porcelain support insulator is connected between the two support flanges in series by the core rod, even if the porcelain support insulator is broken, the broken part of the porcelain support insulator is still supported by the core rod and cannot fall off, the harm to ground personnel is avoided, and the safety of the porcelain support insulator is improved.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to an anti-drop porcelain post insulator.
Background
The porcelain post insulator is a commonly used power equipment component and is mainly used for manufacturing a live conductor, and the porcelain post insulator is made of fragile ceramic, so that the post insulator can be completely broken once being broken, the live conductor connected to the post insulator falls to the ground, and the life safety of personnel is seriously threatened.
Disclosure of Invention
The technical problem to be solved by the invention is to provide an anti-drop porcelain post insulator so as to improve the safety of the porcelain post insulator.
In order to solve the above technical problems, the present invention provides an anti-drop porcelain post insulator, including:
a porcelain post insulator;
the upper support flange and the lower support flange are arranged at the upper end and the lower end of the porcelain support insulator;
the core rod penetrates through the porcelain pillar insulator and is fixedly connected with the upper pillar flange and the lower pillar flange respectively; the core rod is used for providing support when the porcelain post insulator breaks.
Furthermore, the porcelain post insulator comprises a post, and a plurality of large umbrella skirts and small umbrella skirts which are coaxially stacked on the post, wherein assembly posts are respectively arranged at two ends of the post and used for being assembled with the upper post flange and the lower post flange.
Further, the pillar is also provided with a central through hole for inserting the core rod.
Furthermore, the core rod comprises a plurality of glass fiber rod cores and core rod end sleeves bonded at two ends of the plurality of glass fiber rod cores, and each core rod end sleeve comprises a sleeve and a threaded part protruding from one end of the sleeve.
Furthermore, the core rod penetrates through a central through hole of the porcelain pillar insulator, and the threaded portion is fixedly connected with the upper pillar flange and the lower pillar flange through fastening nuts respectively.
Furthermore, 7 glass fiber rod cores are connected in parallel, and two ends of the glass fiber rod cores are respectively inserted into the sleeve.
Further, the upper strut flange and the lower strut flange each include: the base and the outstanding setting are in assembly pipe on the base, the base be used for with anti-drop porcelain post insulator is connected with mounting base, conductor, assembly pipe is used for supplying porcelain post insulator's assembly post inserts.
Furthermore, a limiting part is formed in the assembling pipe and used for limiting the assembling column of the inserted porcelain post insulator.
Furthermore, an assembly hole is formed in the center of the limiting part, and the threaded part of the core rod extends out of the central through hole of the support column, penetrates out of the assembly hole and is fastened with a fastening nut.
Further, the outer diameter of the sleeve is 30mm, the inner diameter of the sleeve is 18mm, and the length of the sleeve is 100 mm; the screw thread of the screw thread part is M16 x 2 metric screw thread, and the diameter of the glass fiber rod core is 6mm, and the length is 800 mm.
The implementation of the invention has the following beneficial effects: through set up the central through-hole that runs through in porcelain post insulator's pillar, wear to establish the plug in the central through-hole, plug both ends respectively with two pillar flanges fixed connection, make porcelain post insulator concatenate between two pillar flanges by the plug, even porcelain post insulator breaks, its cracked part still is being supported by the plug and can not drop, avoids causing the injury to ground personnel, has improved porcelain post insulator's security.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic perspective view of an anti-drop porcelain post insulator according to an embodiment of the present invention.
Fig. 2 is a schematic perspective exploded view of an anti-drop porcelain post insulator according to an embodiment of the present invention.
Fig. 3 is a schematic perspective view of a porcelain post insulator according to an embodiment of the present invention.
FIG. 4 is a schematic perspective view of a mandrel end sleeve according to an embodiment of the present invention.
FIG. 5 is a schematic cross-sectional view of the mandrel end sleeve and mandrel assembly in an embodiment of the present invention.
FIG. 6 is a cross-sectional structural view of a pillar flange according to an embodiment of the present invention.
Detailed Description
The following description of the embodiments refers to the accompanying drawings, which are included to illustrate specific embodiments in which the invention may be practiced. The terms of direction and position of the present invention, such as "up", "down", "front", "back", "left", "right", "inside", "outside", "top", "bottom", "side", etc., refer to the direction and position of the attached drawings. Accordingly, the use of directional and positional terms is intended to illustrate and understand the present invention and is not intended to limit the scope of the present invention.
Referring to fig. 1-2, an embodiment of the invention provides an anti-falling porcelain post insulator, including:
a porcelain post insulator 1;
an upper support flange 2 and a lower support flange 3 which are arranged at the upper end and the lower end of the porcelain support insulator 1;
the core rod 4 penetrates through the porcelain pillar insulator 1 and is fixedly connected with the upper pillar flange 2 and the lower pillar flange 3 respectively; the core rod 4 is used for providing support when the porcelain post insulator 1 is broken.
Specifically, referring to fig. 3-6, the porcelain post insulator 1 includes a post 11, and a plurality of large sheds 12 and small sheds 13 coaxially stacked on the post 11, and the large sheds and the small sheds mainly play a role in increasing the surface creepage distance of the insulator. The pillar 11 is provided at both ends thereof with fitting pillars 14 for fitting with the upper pillar flange 2 and the lower pillar flange 3, respectively, and the pillar 11 is further provided with a central through hole 10 for inserting the core rod 4. The porcelain post insulator 1 is made of alumina ceramics by sintering, the highest operating voltage is 126kV, and the alternating current insulation level is 230 kV. As an example, in the embodiment, the outer diameter of the large umbrella skirt 12 is 280mm, and the number of the large umbrella skirt is 7; the outer diameter of the small umbrella skirt 13 is 180mm, and the number of the small umbrella skirt is 7; the outer diameter of the mounting post 14 is 110mm and the inner diameter of the central through hole 10 is 32 mm.
The core rod 4 comprises a plurality of glass fiber rod cores 40 and core rod end sleeves 41 bonded at two ends of the plurality of glass fiber rod cores 40, each core rod end sleeve 41 comprises a sleeve 410 and a threaded portion 411 protruding from one end of the sleeve 410, the core rod 4 is arranged in the central through hole 10 of the porcelain post insulator 1 in a penetrating mode, and the threaded portions 411 at two ends of the core rod 4 are fixedly connected with the upper post flange 2 and the lower post flange 3 through fastening nuts 5 respectively. The core rod end sleeve 41 is made of 304 stainless steel, and the outer diameter of the sleeve 410 is 30mm, the inner diameter is 18mm, and the length is 100 mm; the threads of the threaded portion 411 are M16 × 2 metric threads. In this embodiment, the glass fiber rod core 40 has a diameter of 6mm and a length of 800mm, and 7 glass fiber rods are connected in parallel, and both ends of the glass fiber rod core are inserted into the sleeves 410 of the rod core end sleeves 41.
The upper pillar flange 2 and the lower pillar flange 3 have the same structure and are made of 6061 aluminum alloy, and the structure thereof will be described below with reference to fig. 6 by taking the lower pillar flange 3 as an example. The lower post flange 3 includes a base 31 and an assembly pipe 32 protruding from the base 31, the base 31 is used to connect the anti-drop porcelain post insulator of the present embodiment with the mounting base and the conductor, and the assembly pipe 32 is used to insert the assembly post 14 of the porcelain post insulator 1. As an example, the fitting tube 32 has an outer diameter of 130mm, an inner diameter of 110mm, and a height of 100 mm; the base 31 is a round corner square with the side length of 150mm and the thickness of 15 mm. A stopper 33 for stopping the mounting post 14 of the porcelain post insulator 1 to be inserted is further formed in the mounting pipe 32. The stopper 33 has a fitting hole 30 formed at the center thereof, and the threaded portion 411 of the mandrel bar 4 extends out from the central through hole 10 of the column 11, passes through the fitting hole 30, and is fastened to the fastening nut 5.
As can be seen from the above description, compared with the prior art, the implementation of the present invention has the following advantages: through set up the central through-hole that runs through in porcelain post insulator's pillar, wear to establish the plug in the central through-hole, plug both ends respectively with two pillar flanges fixed connection, make porcelain post insulator concatenate between two pillar flanges by the plug, even porcelain post insulator breaks, its cracked part still is being supported by the plug and can not drop, avoids causing the injury to ground personnel, has improved porcelain post insulator's security.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention, and it is therefore to be understood that the invention is not limited by the scope of the appended claims.
Claims (10)
1. The utility model provides an anti-drop porcelain post insulator which characterized in that includes:
a porcelain post insulator;
the upper support flange and the lower support flange are arranged at the upper end and the lower end of the porcelain support insulator;
the core rod penetrates through the porcelain pillar insulator and is fixedly connected with the upper pillar flange and the lower pillar flange respectively; the core rod is used for providing support when the porcelain post insulator breaks.
2. The anti-drop porcelain post insulator according to claim 1, wherein the porcelain post insulator comprises a post, a plurality of large sheds and small sheds coaxially stacked on the post, and assembling columns are respectively arranged at two ends of the post and used for being assembled with the upper post flange and the lower post flange.
3. The anti-drop porcelain post insulator according to claim 1, wherein the post is further provided with a central through hole for inserting the core rod.
4. The anti-drop porcelain post insulator according to claim 3, wherein the core rod comprises a plurality of glass fiber rod cores and core rod end sleeves bonded to both ends of the plurality of glass fiber rod cores, and the core rod end sleeves comprise sleeves and threaded portions protruding from one ends of the sleeves.
5. The anti-drop porcelain post insulator according to claim 4, wherein the core rod is inserted into a central through hole of the porcelain post insulator, and the threaded portion is fixedly connected with the upper post flange and the lower post flange through fastening nuts, respectively.
6. The anti-drop porcelain post insulator according to claim 5, wherein 7 glass fiber rod cores are connected in parallel, and both ends of the glass fiber rod cores are respectively inserted into the sleeve.
7. The anti-drop porcelain post insulator according to claim 5, wherein the upper post flange and the lower post flange each comprise: the base and the outstanding setting are in assembly pipe on the base, the base be used for with anti-drop porcelain post insulator is connected with mounting base, conductor, assembly pipe is used for supplying porcelain post insulator's assembly post inserts.
8. The anti-drop porcelain post insulator according to claim 7, wherein a stopper is further formed in the fitting tube for stopping the fitting post of the porcelain post insulator inserted therein.
9. The anti-drop porcelain post insulator according to claim 8, wherein a mounting hole is formed in the center of the limiting portion, and the threaded portion of the core rod extends out of the central through hole of the post, penetrates out of the mounting hole, and is fastened with a fastening nut.
10. The anti-drop porcelain post insulator according to claim 4, wherein the sleeve has an outer diameter of 30mm, an inner diameter of 18mm, and a length of 100 mm; the screw thread of the screw thread part is M16 x 2 metric screw thread, and the diameter of the glass fiber rod core is 6mm, and the length is 800 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111568275.1A CN114255937A (en) | 2021-12-21 | 2021-12-21 | Anti-drop porcelain post insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111568275.1A CN114255937A (en) | 2021-12-21 | 2021-12-21 | Anti-drop porcelain post insulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114255937A true CN114255937A (en) | 2022-03-29 |
Family
ID=80793436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111568275.1A Pending CN114255937A (en) | 2021-12-21 | 2021-12-21 | Anti-drop porcelain post insulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114255937A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2798212C1 (en) * | 2022-12-22 | 2023-06-19 | федеральное государственное автономное образовательное учреждение высшего образования "Санкт-Петербургский политехнический университет Петра Великого" (ФГАОУ ВО "СПбПУ") | Hybrid post insulator |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06283063A (en) * | 1993-03-25 | 1994-10-07 | Ngk Insulators Ltd | Holding structure for non-ceramic insulator fittings and holding method for the fittings |
| CN201425866Y (en) * | 2009-06-11 | 2010-03-17 | 山东齐林电力设备有限公司 | Highly bending resistant composite post insulator |
| CN202332446U (en) * | 2011-11-17 | 2012-07-11 | 江西省萍乡市华东出口电瓷厂 | Electric porcelain post insulator |
| CN202563989U (en) * | 2012-05-10 | 2012-11-28 | 唐苑雯 | Rod-shaped insulator core having extra-large diameter |
| KR101564300B1 (en) * | 2015-07-30 | 2015-10-29 | 주식회사 정우엔지니어링 | Suspension insulator for power transmission and distribution pylon |
| CN208027832U (en) * | 2018-04-08 | 2018-10-30 | 四川明鑫电器电瓷有限公司 | A kind of ceramic insulator |
| CN212276916U (en) * | 2020-05-21 | 2021-01-01 | 大连电瓷集团输变电材料有限公司 | Thick rod-shaped support porcelain insulator |
| CN214476694U (en) * | 2021-04-12 | 2021-10-22 | 醴陵市浦口电瓷制造有限公司 | High-strength ceramic post insulator porcelain |
-
2021
- 2021-12-21 CN CN202111568275.1A patent/CN114255937A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06283063A (en) * | 1993-03-25 | 1994-10-07 | Ngk Insulators Ltd | Holding structure for non-ceramic insulator fittings and holding method for the fittings |
| CN201425866Y (en) * | 2009-06-11 | 2010-03-17 | 山东齐林电力设备有限公司 | Highly bending resistant composite post insulator |
| CN202332446U (en) * | 2011-11-17 | 2012-07-11 | 江西省萍乡市华东出口电瓷厂 | Electric porcelain post insulator |
| CN202563989U (en) * | 2012-05-10 | 2012-11-28 | 唐苑雯 | Rod-shaped insulator core having extra-large diameter |
| KR101564300B1 (en) * | 2015-07-30 | 2015-10-29 | 주식회사 정우엔지니어링 | Suspension insulator for power transmission and distribution pylon |
| CN208027832U (en) * | 2018-04-08 | 2018-10-30 | 四川明鑫电器电瓷有限公司 | A kind of ceramic insulator |
| CN212276916U (en) * | 2020-05-21 | 2021-01-01 | 大连电瓷集团输变电材料有限公司 | Thick rod-shaped support porcelain insulator |
| CN214476694U (en) * | 2021-04-12 | 2021-10-22 | 醴陵市浦口电瓷制造有限公司 | High-strength ceramic post insulator porcelain |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2798212C1 (en) * | 2022-12-22 | 2023-06-19 | федеральное государственное автономное образовательное учреждение высшего образования "Санкт-Петербургский политехнический университет Петра Великого" (ФГАОУ ВО "СПбПУ") | Hybrid post insulator |
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