CN202282203U - Loosening preventing voltage distributing ring - Google Patents
Loosening preventing voltage distributing ring Download PDFInfo
- Publication number
- CN202282203U CN202282203U CN2011204105428U CN201120410542U CN202282203U CN 202282203 U CN202282203 U CN 202282203U CN 2011204105428 U CN2011204105428 U CN 2011204105428U CN 201120410542 U CN201120410542 U CN 201120410542U CN 202282203 U CN202282203 U CN 202282203U
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- Prior art keywords
- loosening
- connector
- bolt
- holding section
- pressing plate
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- Expired - Lifetime
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Abstract
The utility model relates to the technical field of loosening preventing voltage distributing rings, in relates to a loosening preventing voltage distributing ring. The loosening preventing voltage distributing ring comprises a ring body and a connecting rod arranged on one side of the ring body, wherein the connecting rod comprises a first connecting end, a second connecting end and a first clamping part with an arc structure; the ring body is provided with a first connecting member and a second connecting member; the first connecting piece is fixedly connected with the first connecting end; the second connecting member is fixedly connected with the second connecting member through a second bolt; the voltage distributing ring also comprises a voltage plate; the voltage plate comprises a second clamping part with an arc structure; the second clamping part is abutted with the first clamping part; and two ends of the voltage plate are respectively and fixedly connected with two ends of the first clamping part through third bolts. The loosening preventing voltage distributing ring disclosed by the utility model has the advantages of simple structure and firmness in mounting. According to the loosening preventing voltage distributing ring, the voltage on an insulator can be uniformly distributed and the functions of preventing wind and loosening can be achieved.
Description
Technical field
The utility model relates to the electric armour clamp technical field, particularly a kind of anti-loosening grading ring.
Background technology
Grading ring is to improve the circular gold utensil that voltage distributes on the insulator string; In the prior art, the insulator on the ultra-high-tension power transmission line is connected with the transmission pressure of transmission tower through the gold utensil of link, because the insulator direct-to-ground capacitance is little; Can cause the voltage skewness on the insulator; Thereby be prone to cause corona, therefore on the gold utensil of the two ends of insulator, grading ring be installed, improve the insulator axial electric field and distribute.
In the prior art; Grading ring comprises ring body and the connecting rod that is connected with ring body; Grading ring is fixed on the two ends gold utensil of insulator through lock screw and a pressing plate connector that docks with connecting rod, and connecting rod is directly welded in ring body or is fixed in ring body through one group of lock screw and the connecting plate that is provided with a through hole.The defective of the grading ring of this mounting structure is: only adopt a pressing plate that insulator is clamped; And the connecting plate of connecting rod and ring body junction is only very insecure through its mounting structure of connected mode of one group of lock screw; Because the grading ring ring body adopts the tubular-shaped structures of aluminium alloy more; Weight is very light; When strong swing and vibrations can take place under wind effect insulator, the crucial lock screw that engages the place of grading ring and insulator two ends gold utensil is being swung and the vibrations process can be become flexible gradually, and then causes grading ring to come off from insulator.
Therefore, to deficiency of the prior art, needing badly provides a kind of simple in structure, firm, windproof anti-loosening insulator equalizing ring of installation.
Summary of the invention
The purpose of the utility model be to avoid weak point of the prior art and provide a kind of simple in structure, firm anti-loosening grading ring is installed.
The purpose of the utility model realizes through following technical measures:
A kind of anti-loosening grading ring is provided; Include ring body, be arranged at the connecting rod of said ring body one side; Said connecting rod includes first holding section of first link, second link and arcuate structure; Said ring body is provided with first connector and second connector, and said first connector is fixedly connected with said first link through first bolt, and said second connector is fixedly connected with said second connector through second bolt;
Said grading ring also includes pressing plate, and said pressing plate includes second holding section of an arcuate structure, and dock with said first holding section said second holding section, and the two ends of said pressing plate are fixedly connected with the two ends of said first holding section through the 3rd bolt respectively;
Said pressing plate is set to two at least.
Wherein, said pressing plate is set to two, and said two pressing plates are set in parallel in the top and bottom of said first holding section respectively.
Wherein, the two ends of said pressing plate offer the third through-hole that is used to wear said the 3rd bolt respectively.
Wherein, said first connector, second connector are laminated structure.
Wherein, the plane at said first connector and second connector place is perpendicular to the plane at said ring body place.
Wherein, said first connector and first link offer first through hole respectively, and said first bolt is arranged in said first through hole, and said second connector and second link offer second through hole respectively, and said second bolt is arranged in said second through hole.
Wherein, said first through hole and second through hole all are set to two or three.
Wherein, the madial wall of said first holding section is provided with location notch.
Wherein, the said ring body outer surface that is positioned at a side at connecting rod place is provided with an inclined plane.
Wherein, the angle of inclination on said inclined plane is 3～10 degree.
The beneficial effect of the utility model:
A kind of anti-loosening grading ring of the utility model; Include ring body, be arranged at the connecting rod of ring body one side; Connecting rod includes first holding section of first link, second link and arcuate structure; Ring body is provided with first connector and second connector, and first connector is fixedly connected with first link through first bolt, and second connector is fixedly connected with second connector through second bolt; Grading ring also includes pressing plate, and pressing plate includes second holding section of an arcuate structure, and dock with first holding section second holding section, and the two ends of pressing plate are fixedly connected with the two ends of first holding section through the 3rd bolt respectively.Because formation one hollow cylindrical region is docked in second holding section with first holding section, the gold utensil of insulator end is arranged in this cylindrical region, and through the 3rd bolt at two ends it is locked; This pressing plate is set to two at least; Each pressing plate from top to bottom is arranged in parallel; Thereby the gold utensil engaging is lived; Each pressing plate two ends is provided with one group of the 3rd bolt that is used to lock gold utensil, and then makes the 3rd bolt at pressing plate two ends become many groups by one group, and promptly the fixing point of the pressing plate and first holding section from top to bottom forms the straight line distribution.Compared with prior art, the fixed form of the bolt and first holding section is become the fixed form of line and face by the point and the fixed form of face.Therefore; Adopt two fixed connection modes more firm with top board; Efficiently solve under wind effect, bolt loosening when because of insulator swing strongly and vibrations taking place and then causes grading ring from the problem that insulator comes off, and the utlity model has advantage simple in structure, that installation is firm; Can play the voltage that makes on the insulator and be evenly distributed, can also play windproof anti-loosening effect.
Description of drawings
Utilize accompanying drawing that the utility model is further specified, but the content in the accompanying drawing does not constitute any restriction to the utility model.
Fig. 1 is the structural representation of embodiment 1 of a kind of anti-loosening grading ring of the utility model.
Fig. 2 is the structural representation of another angle of embodiment 1 of a kind of anti-loosening grading ring of the utility model.
Fig. 3 is the structural representation of an angle again of embodiment 1 of a kind of anti-loosening grading ring of the utility model.
Fig. 4 is the structural representation of pressing plate of a kind of anti-loosening grading ring of the utility model.
Include among Fig. 1 to Fig. 4:
Connecting rod 2, first link 21, second link 22, first holding section 23, location notch 231;
Inclined plane 7.
Embodiment
In conjunction with following examples the utility model is described further:
The embodiment 1 of a kind of anti-loosening grading ring of the utility model is extremely shown in Figure 4 like Fig. 1; Include ring body 1, be symmetricly set in the connecting rod 2 of ring body 1 one sides; Wherein, Connecting rod 2 includes first holding section 23 of first link 21, second link 22 and arcuate structure; Ring body 1 is provided with first connector 11 and second connector, 12, the first connectors 11 are fixedly connected with first link 21 through first bolt 4, and second connector 12 is fixedly connected with second link 22 through second bolt 5.First bolt 4 is used for connecting rod 2 and ring body 1 are linked together.
Grading ring also includes pressing plate 3, and dock with first holding section 23 32, the second holding sections 32, second holding section that pressing plate 3 includes an arcuate structure, and the two ends of pressing plate 3 are fixedly connected with the two ends of first holding section 23 through the 3rd bolt 31 respectively.Second holding section 32 is docked with first holding section 23 and is formed a hollow cylindrical region, and the gold utensil of insulator end is arranged in this cylindrical region, and the 3rd bolt 6 through two ends is its locking, thereby with insulator and firm the linking together of grading ring.
In the present embodiment, pressing plate 3 is set to two, and two pressing plates 3 are set in parallel in the top and bottom of said first holding section 23 respectively.
Concrete, the two ends of each pressing plate 3 offer the third through-hole 31 that is used to wear the 3rd bolt 6 respectively.
More specifically, the two ends of each pressing plate 3 are provided with one group of bolt assembly that is used to lock insulator hardware, and this bolt assembly includes 1 spring shim, 1 flat shim, and 24 grades of hex nuts and 1 4.8 grade bolt mainly play the role of fastening.
Thus, when pressing plate 3 was set to two, the 3rd bolt 32 at pressing plate 3 two ends became two groups by one group, and promptly the fixing point of the pressing plate 3 and first holding section 23 from top to bottom forms the straight line distribution.Compared with prior art; The fixed form of the 3rd bolt 32 and first holding section 23 is become the fixed form of line and face by the point and the fixed form of face; This fixed connection mode is more firm; Efficiently solve under wind effect, bolt loosening when because of insulator swing strongly and vibrations taking place and then causes grading ring from the problem that insulator comes off, and the utlity model has advantage simple in structure, that installation is firm; Can play the voltage that makes on the insulator and be evenly distributed, can also play windproof anti-loosening effect.
In the present embodiment, as embodiment preferred, the madial wall of first holding section 23 is provided with location notch 231, and when gold utensil was installed, this location notch 231 is used for the location of gold utensil, makes its binding face parallel, and was not crooked, can guarantee that gold utensil is positioned at the center of snap ring.
The embodiment 2 of a kind of anti-loosening grading ring of the utility model is referring to Fig. 1, Fig. 2 and Fig. 3, and the main technical schemes of present embodiment is identical with embodiment 1, and unaccounted characteristic adopts the explanation among the embodiment 1 in the present embodiment, no longer gives unnecessary details at this.The difference of present embodiment and embodiment 1 is:
Concrete, the plane at first connector 11 and second connector, 12 places is perpendicular to the plane at ring body 1 place.
More specifically; First connector 11 and first link 21 offer first through hole 111 respectively; First bolt 4 is arranged in first through hole, 111, the second connectors 12 and second link 22 and offers second through hole, 121, the second bolts 5 respectively and be arranged in second through hole 121.The screwed hole of this first through hole 111 for matching with first bolt 4, the screwed hole of second through hole 121 for matching with second bolt 5.
Preferably; First through hole 111 and second through hole 121 all are set to two, and promptly first connector 11 is fixing through two group of first bolt 4 and first link 21, and second connector 12 is fixing through two group of second bolt 5 and second link 22; Above-mentioned two groups of bolts linearly distribute; This connected mode makes connecting rod 2 more firm with fixing of ring body 1, is running under the particular surroundings of strong wind, has windproof anti-loosening advantage.
The embodiment 3 of a kind of anti-loosening grading ring of the utility model, the main technical schemes of present embodiment is identical with embodiment 2, and unaccounted characteristic adopts the explanation among the embodiment 1 in the present embodiment, no longer gives unnecessary details at this.The difference of present embodiment and embodiment 2 is:
First through hole 111 and second through hole 121 all are set to three.
The embodiment 4 of a kind of anti-loosening grading ring of the utility model is referring to Fig. 3, and the main technical schemes of present embodiment is identical with embodiment 1, and unaccounted characteristic adopts the explanation among the embodiment 1 in the present embodiment, no longer gives unnecessary details at this.The difference of present embodiment and embodiment 1 is:
The outer surface that ring body 1 is positioned at a side at connecting rod 2 places is provided with an inclined plane 7.
The angle of inclination on this inclined plane 7 is 3～10 degree.
Because various faults can appear in ultra-high-tension power transmission line, like the flashover fault that birds droppings causes, the rainy day drainability is not good etc., and therefore, this inclined plane 7 has certain angle of inclination, can play the effect of draining and anti-bird pest.
Preferably, the angle of inclination on inclined plane 7 is 6 degree.
The utility model is according to flow dynamics analysis, and through a series of analogue test, drawing the optimum tilt angle that helps draining, defecation is 6 degree.
Should be noted that at last; Above embodiment only be used to explain the utility model technical scheme but not to the restriction of the utility model protection range; Although the utility model has been done detailed description with reference to preferred embodiment; Those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement the technical scheme of the utility model, and do not break away from the essence and the scope of the utility model technical scheme.
Claims (10)
1. anti-loosening grading ring; Include ring body, be arranged at the connecting rod of said ring body one side; It is characterized in that: said connecting rod includes first holding section of first link, second link and arcuate structure; Said ring body is provided with first connector and second connector, and said first connector is fixedly connected with said first link through first bolt, and said second connector is fixedly connected with said second connector through second bolt;
Said grading ring also includes pressing plate, and said pressing plate includes second holding section of an arcuate structure, and dock with said first holding section said second holding section, and the two ends of said pressing plate are fixedly connected with the two ends of said first holding section through the 3rd bolt respectively; Said pressing plate is set to two at least.
2. a kind of anti-loosening grading ring according to claim 1 is characterized in that: said pressing plate is set to two, and said two pressing plates are set in parallel in the top and bottom of said first holding section respectively.
3. a kind of anti-loosening grading ring according to claim 2, it is characterized in that: the two ends of said pressing plate offer the third through-hole that is used to wear said the 3rd bolt respectively.
4. a kind of anti-loosening grading ring according to claim 1 is characterized in that: said first connector, second connector are laminated structure.
5. a kind of anti-loosening grading ring according to claim 4 is characterized in that: the plane at said first connector and second connector place is perpendicular to the plane at said ring body place.
6. a kind of anti-loosening grading ring according to claim 5; It is characterized in that: said first connector and first link offer first through hole respectively; Said first bolt is arranged in said first through hole; Said second connector and second link offer second through hole respectively, and said second bolt is arranged in said second through hole.
7. a kind of anti-loosening grading ring according to claim 6 is characterized in that: said first through hole and second through hole all are set to two or three.
8. a kind of anti-loosening grading ring according to claim 1, it is characterized in that: the madial wall of said first holding section is provided with location notch.
9. a kind of anti-loosening grading ring according to claim 1 is characterized in that: the outer surface that said ring body is positioned at a side at connecting rod place is provided with an inclined plane.
10. a kind of anti-loosening grading ring according to claim 9 is characterized in that: the angle of inclination on said inclined plane is 3～10 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204105428U CN202282203U (en) | 2011-10-25 | 2011-10-25 | Loosening preventing voltage distributing ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204105428U CN202282203U (en) | 2011-10-25 | 2011-10-25 | Loosening preventing voltage distributing ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202282203U true CN202282203U (en) | 2012-06-20 |
Family
ID=46228360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204105428U Expired - Lifetime CN202282203U (en) | 2011-10-25 | 2011-10-25 | Loosening preventing voltage distributing ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202282203U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103177831A (en) * | 2013-03-19 | 2013-06-26 | 国家电网公司 | Full-range discharge ring |
| CN105317794A (en) * | 2015-09-15 | 2016-02-10 | 国家电网公司 | Fixing structure for extra ultra high voltage electric transmission and transformation equipment grading ring |
| CN105870861A (en) * | 2016-06-03 | 2016-08-17 | 国网新疆电力公司疆南供电公司 | Rotation type grading ring |
-
2011
- 2011-10-25 CN CN2011204105428U patent/CN202282203U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103177831A (en) * | 2013-03-19 | 2013-06-26 | 国家电网公司 | Full-range discharge ring |
| CN105317794A (en) * | 2015-09-15 | 2016-02-10 | 国家电网公司 | Fixing structure for extra ultra high voltage electric transmission and transformation equipment grading ring |
| CN105317794B (en) * | 2015-09-15 | 2018-09-25 | 国家电网公司 | Super extra-high voltage electric transmission and transformation equipment grading ring fixed structure |
| CN105870861A (en) * | 2016-06-03 | 2016-08-17 | 国网新疆电力公司疆南供电公司 | Rotation type grading ring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHANGYUAN GAONENG ELECTRIC CO., LTD. Free format text: FORMER NAME: DONGGUAN GAONENG ELECTRIC CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 523012 Dongguan high energy electric Limited by Share Ltd, No. 2, Hui Jing Road Industrial Park, Dongcheng District, Dongguan, Guangdong Patentee after: LONG YUAN HIGH-ENERGY ELECTRICAL LIMITED BY SHARE LTD. Address before: 523012 Dongguan high energy electric Limited by Share Ltd, No. 2, Hui Jing Road Industrial Park, Dongcheng District, Dongguan, Guangdong Patentee before: Dongguan Gaoneng Electric Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120620 |