CN102298997A - Anti-seismic circulation-resistant structure and method for post insulator - Google Patents
Anti-seismic circulation-resistant structure and method for post insulator Download PDFInfo
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- CN102298997A CN102298997A CN 201010206894 CN201010206894A CN102298997A CN 102298997 A CN102298997 A CN 102298997A CN 201010206894 CN201010206894 CN 201010206894 CN 201010206894 A CN201010206894 A CN 201010206894A CN 102298997 A CN102298997 A CN 102298997A
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- post insulator
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- antidetonation
- epoxy resin
- annular slab
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Abstract
The invention relates to an anti-seismic circulation-resistant structure and an anti-seismic circulation-resistant method for a post insulator. The structure is an annular plate which is arranged between sections of post insulators connected in series, and the annular plate consists of two semi-annular plates which are connected into a whole through a connecting device with insulating performance. The method comprises the following steps of: manufacturing semi-annular plates in a size of a circumference formed by 12 post insulators; connecting end parts of every two semi-annular plates into an annular plate by using the connecting device with insulating performance; and arranging each annular plate between every contour section of the 12 post insulators to be connected with flanges of various upper and lower post insulators respectively. The 12 post insulators are connected into a whole, and seismic capacity of the post insulator is improved; and the two annular plates are separated by an insulating structure, circulation is avoided, and superheat is reduced.
Description
Technical field
The present invention relates to reactor manufacturing technology field, anti-circulation structure of specifically a kind of post insulator antidetonation and method.
Background technology
Usually ± post insulator of the dry smoothing reactor bottom of 400kV and above electric pressure is made up of 12 posts, and to be arranged in diameter equably be to be about on the circumference of 3.6m, every column insulator is about 7～12m height (post insulator that is Φ 280 by about 2.5 meters high diameters of more piece is composed in series, and determines the joint number and the height of post insulator according to different electric pressures).Because the post insulator material is a fiberglass, form by multi-section serial, and also not only high but also thin, do not satisfy shockproof requirements.
In order to strengthen steadiness, improve shock resistance, between post insulator, fix by adding the metal ring plate.But because dry smoothing reactor electric pressure height, electric current is big, causes coil bottom electric field strength height easily, and the metal ring plate produces circulation, and it is overheated to cause.
Summary of the invention
Exist the metal ring plate to produce circulation after adding the metal ring plate between the post insulator at dry smoothing reactor in the prior art, cause weak points such as overheated, the technical problem to be solved in the present invention provides a kind of anti-circulation structure of antidetonation and method of post insulator.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
Post insulator antidetonation of the present invention is prevented circulation structure, is the annular slab between every joint of being located at the post insulator that is connected in series, and this annular slab is made up of two semi-circular plates, connects as one by the jockey with insulation property.
Described jockey comprises connecting plate and epoxy resin bonded fiber, and epoxy resin bonded fiber is positioned between connecting plate and the semi-circular plate, connects by securing member; Described securing member is a bolt, is provided with insulating washer and insulating case between itself and the semi-circular plate; One end and the bolt head bottom surface of insulating case connect, and the other end is fixed by sealing gasket.
The anti-loop process of post insulator antidetonation of the present invention may further comprise the steps:
Make semi-circular plate with the circumferential size that 12 column insulators form;
The end of per two semi-circular plates is connected into annular slab with the jockey with insulation property;
Each that each annular slab is placed 12 column insulators is with high internode, and the flange with each upper and lower joint post insulator is connected respectively.
Described annular slab manufacturing process is as follows:
The end part aligning of two semi-circular plates is become annular;
Two semi-circular plate joints, place epoxy resin bonded fiber;
On epoxy resin bonded fiber, place square plate;
By securing member semi-circular plate, epoxy resin bonded fiber and square plate are tightened up, form annular slab.
Described securing member is a bolt, at bolt head and annular slab contact site insulating washer is set; Between insulating washer and epoxy resin bonded fiber, be with insulated tube; One end and the bolt head bottom surface of insulating case connect, and the other end is fixed by sealing gasket;
Described epoxy resin bonded fiber and connecting plate size, shape are identical.
Circumference along post insulator is made two semiorbicular annular slabs;
The end of two annular slabs is connected with the jockey with insulation property;
Jockey is for to connect as one two semi-circular steel plates with two square steel plates, is placed with and the identical epoxy resin bonded fiber of square plate size shape between square plate and doughnut-shaped steel plate, and opens connecting hole in the above equably, is used for a dress bolt.For making bolt junction insulation, the place that contacts with metallic plate at bolt head is lined with insulating washer, is with insulated tube between insulating washer and epoxy resin bonded fiber, fixes for making insulated tube, is with seal gasket at the root of insulated tube.
The present invention has following beneficial effect and advantage:
1. 12 column insulators are connected as one, strengthened the shock resistance of post insulator;
2. separate with insulation system in the middle of two annular slabs, avoided the generation of circulation, it is overheated to have reduced.
Description of drawings
Fig. 1 is the anti-circulation structure figure of the antidetonation of post insulator;
Fig. 2 is the annular slab structural representation of two semi-circular compositions;
Fig. 3 is for having the A-A profile of the jockey of insulation property among Fig. 2;
Wherein: 1 is post insulator, and 2 is semi-circular plate, and 3 is epoxy resin bonded fiber, and 4 is square plate, and 5 is securing member, and 6 is insulating washer, and 7 is insulated tube, and 8 is sealing gasket.
Embodiment
Be described in detail below in conjunction with the embodiment of accompanying drawing the technical program:
Present embodiment with ± 800kV direct current transportation equipment dry smoothing reactor is an example, be specially:
As shown in Figure 1, the post insulator of ± 800kV dry smoothing reactor bottom is made up of 12 posts, and be arranged in equably on the circumference into 3620mm, every column insulator height is 12m, the post insulator that is Φ 280 by about 2.5 meters high diameters of 5 joints is composed in series.
In order to strengthen steadiness, improve shock resistance, the anti-circulation structure of post insulator antidetonation of the present invention is the annular slab that is installed between every joint of the post insulator that is connected in series, this annular slab is made up of two semi-circular plates 2, connect as one by jockey, as shown in Figure 2 with insulation property.
As shown in Figure 3, jockey has connecting plate 4 (present embodiment employing square connecting plate), places epoxy resin bonded fiber 3 between connecting plate 4 and semi-circular plate 2, connects by securing member 5; Securing member 5 is a bolt, is provided with insulating washer 6 and insulating case 7 between itself and the semi-circular plate 2, and an end and the bolt head bottom surface of insulating case 7 connect, and the other end is fixing by sealing gasket 8.
The anti-loop process of post insulator antidetonation of the present invention may further comprise the steps:
Make semi-circular plate 2 with the circumferential size that 12 column insulators form, guarantee that the flange of each post insulator contacts fully with annular slab;
The end of per two semi-circular plates 2 is connected into annular slab with the jockey with insulation property;
Each that each annular slab is placed 12 column insulators is with high internode, and the flange with each upper and lower joint post insulator is connected respectively.
Described annular slab manufacturing process is as follows:
The end part aligning of two semi-circular plates 2 is become annular;
Two semi-circular plate 2 joints, place epoxy resin bonded fiber 3;
On epoxy resin bonded fiber 3, place connecting plate 4;
By securing member 5 semi-circular plate 2, epoxy resin bonded fiber 3 and connecting plate 4 are tightened up, form annular slab.
In the present embodiment, securing member 5 adopts stainless steel bolt, and semi-circular plate 2 and connecting plate 4 also are steel, and the size of epoxy resin bonded fiber 3 and shape are identical with connecting plate 4, evenly open connecting hole in semi-circular plate 2, epoxy resin bonded fiber 3 and connecting plate 4 relevant positions, be used for the dress bolt.In order to make the insulation of bolt junction, be lined with insulating washer 6 at the position that bolt head contacts with annular slab, between insulating washer 6 and epoxy resin bonded fiber 3, be with insulated tube 7, for making insulated tube 7 fixing, one end and the bolt head bottom surface of insulated tube 7 connect, and the other end is with seal gasket 8.
Between every joint of post insulator, put an annular slab (see figure 1)
Annular slab is to be connected as one by connecting plate 4 by two semi-circular plates 2, between connecting plate 4 and annular slab, place epoxy resin bonded fiber 3 with connecting plate 4 same shapes, size, coupled fasteners is a stainless steel support, between securing member 5 and annular slab, fill up insulating washer 6 and put insulating case 7, for making insulating case 7 fixing, be with sealing gasket 8 at insulating case 7 roots.
Claims (10)
1. a post insulator antidetonation is prevented circulation structure, and the annular slab between every joint of being located at the post insulator that is connected in series is characterized in that: this annular slab is made up of two semi-circular plates (2), connects as one by the jockey with insulation property.
2. by the anti-circulation structure of the described post insulator antidetonation of claim 1, it is characterized in that: described jockey comprises connecting plate (4) and epoxy resin bonded fiber (3), epoxy resin bonded fiber (3) is positioned between connecting plate (4) and the semi-circular plate (2), connects by securing member (5).
3. by the anti-circulation structure of the described post insulator antidetonation of claim 2, it is characterized in that: described securing member (5) is a bolt, is provided with insulating washer (6) and insulating case (7) between itself and the semi-circular plate (2).
4. by the anti-circulation structure of the described post insulator antidetonation of claim 3, it is characterized in that: an end and the bolt head bottom surface of insulating case (7) connect, and the other end is fixing by sealing gasket (8).
5. a post insulator antidetonation is prevented loop process, it is characterized in that may further comprise the steps:
Make semi-circular plate with the circumferential size that 12 column insulators form;
The end of per two semi-circular plates is connected into annular slab with the jockey with insulation property;
Each that each annular slab is placed 12 column insulators is with high internode, and the flange with each upper and lower joint post insulator is connected respectively.
6. by the anti-loop process of the described post insulator antidetonation of claim 5, it is characterized in that:
Described annular slab manufacturing process is as follows:
The end part aligning of two semi-circular plates is become annular;
Two semi-circular plate joints, place epoxy resin bonded fiber;
On epoxy resin bonded fiber, place square plate;
By securing member semi-circular plate, epoxy resin bonded fiber and square plate are tightened up, form annular slab.
7. by the anti-loop process of the described post insulator antidetonation of claim 6, it is characterized in that: described securing member is a bolt, at bolt head and annular slab contact site insulating washer is set.
8. by the anti-loop process of the described post insulator antidetonation of claim 6, it is characterized in that: between insulating washer and epoxy resin bonded fiber, be with insulated tube.
9. by the anti-loop process of the described post insulator antidetonation of claim 8, it is characterized in that: an end and the bolt head bottom surface of insulating case connect, and the other end is fixed by sealing gasket.
10. by the anti-loop process of the described post insulator antidetonation of claim 5, it is characterized in that:
Described epoxy resin bonded fiber and connecting plate size, shape are identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010206894 CN102298997B (en) | 2010-06-23 | 2010-06-23 | Anti-seismic circulation-resistant structure and method for post insulator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010206894 CN102298997B (en) | 2010-06-23 | 2010-06-23 | Anti-seismic circulation-resistant structure and method for post insulator |
Publications (2)
| Publication Number | Publication Date |
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| CN102298997A true CN102298997A (en) | 2011-12-28 |
| CN102298997B CN102298997B (en) | 2013-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010206894 Active CN102298997B (en) | 2010-06-23 | 2010-06-23 | Anti-seismic circulation-resistant structure and method for post insulator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111091953A (en) * | 2019-12-24 | 2020-05-01 | 保定天威保变电气股份有限公司 | Method for selecting material of shell of oil conservator for preventing overheating |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11120850A (en) * | 1997-10-17 | 1999-04-30 | Asahi Tec Corp | Insulator installing device |
| CN200990265Y (en) * | 2006-12-15 | 2007-12-12 | 特变电工沈阳变压器集团有限公司技术中心 | Column insulator device used for dry reactor |
| CN201352473Y (en) * | 2009-02-12 | 2009-11-25 | 张建军 | Pillar insulator |
| CN101593940A (en) * | 2009-04-09 | 2009-12-02 | 华中电网有限公司 | The replacing method of support type bus support equipment of substation |
| CN101694960A (en) * | 2009-10-10 | 2010-04-14 | 桂林电力电容器有限责任公司 | High-voltage direct-current polar PLC capacitor |
| CN201732638U (en) * | 2010-06-23 | 2011-02-02 | 特变电工沈阳变压器集团有限公司 | Supporting post insulator seismic-resistant circular-current-preventive structure |
-
2010
- 2010-06-23 CN CN 201010206894 patent/CN102298997B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11120850A (en) * | 1997-10-17 | 1999-04-30 | Asahi Tec Corp | Insulator installing device |
| CN200990265Y (en) * | 2006-12-15 | 2007-12-12 | 特变电工沈阳变压器集团有限公司技术中心 | Column insulator device used for dry reactor |
| CN201352473Y (en) * | 2009-02-12 | 2009-11-25 | 张建军 | Pillar insulator |
| CN101593940A (en) * | 2009-04-09 | 2009-12-02 | 华中电网有限公司 | The replacing method of support type bus support equipment of substation |
| CN101694960A (en) * | 2009-10-10 | 2010-04-14 | 桂林电力电容器有限责任公司 | High-voltage direct-current polar PLC capacitor |
| CN201732638U (en) * | 2010-06-23 | 2011-02-02 | 特变电工沈阳变压器集团有限公司 | Supporting post insulator seismic-resistant circular-current-preventive structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111091953A (en) * | 2019-12-24 | 2020-05-01 | 保定天威保变电气股份有限公司 | Method for selecting material of shell of oil conservator for preventing overheating |
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| CN102298997B (en) | 2013-01-09 |
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