CN107845531B - Angle-adjustable portable low-voltage disconnecting link support - Google Patents
Angle-adjustable portable low-voltage disconnecting link support Download PDFInfo
- Publication number
- CN107845531B CN107845531B CN201710978088.8A CN201710978088A CN107845531B CN 107845531 B CN107845531 B CN 107845531B CN 201710978088 A CN201710978088 A CN 201710978088A CN 107845531 B CN107845531 B CN 107845531B
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- China
- Prior art keywords
- main body
- body plate
- low
- disconnecting link
- top fork
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Links
- 238000003780 insertion Methods 0.000 claims abstract description 12
- 230000037431 insertion Effects 0.000 claims abstract description 12
- 239000012212 insulator Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H21/00—Switches operated by an operating part in the form of a pivotable member acted upon directly by a solid body, e.g. by a hand
- H01H21/02—Details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H21/00—Switches operated by an operating part in the form of a pivotable member acted upon directly by a solid body, e.g. by a hand
- H01H21/54—Lever switches with blade-type contact co-operating with one or two spring-clip contacts, e.g. knife switch
Abstract
The invention provides a portable low-voltage disconnecting link support with an adjustable angle, which comprises a semicircular main body plate, a low-voltage disconnecting link insertion part arranged on a straight edge of the main body plate and an insulating rod connecting part arranged at an arc end of the main body plate, wherein the insulating rod connecting part comprises a main body part, a connecting slot at the bottom, a locking bolt arranged corresponding to the connecting slot and a top fork frame, the upper part of the top fork frame is hinged on the main body plate and can rotate along the hinged part, the arc end of the main body plate is positioned in a gap in the middle of the top fork frame, an arc-shaped long hole is formed in the main body plate, a positioning bolt is arranged in the middle of the top fork frame and clamped into the arc-shaped long hole, a bolt head and a nut of the positioning bolt are respectively clamped on two sides of the top fork frame to. The portable low-voltage disconnecting link support with the adjustable angle has the advantages of scientific design, adjustable operation angle, detachable connection with the insulating rod, flexible operation and low cost.
Description
Technical Field
The invention relates to adjusting equipment of a low-voltage disconnecting link, in particular to a portable low-voltage disconnecting link support with an adjustable angle.
Background
The low-voltage disconnecting link of the distribution transformer consists of a base, a post insulator and a conductive mechanism part. The low-voltage disconnecting link is used as an outdoor line element, the conductive part and the mechanical transmission part of the low-voltage disconnecting link are easy to corrode due to the corrosion of natural factors, or the hook part of the low-voltage disconnecting link is damaged and destroyed due to working overvoltage and operation overvoltage, which is an important reason for causing operation failure and improper closing of the disconnecting link.
In order to solve the above problems, people are always seeking an ideal technical solution.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides the angle-adjustable portable low-voltage disconnecting link support which is scientific in design, adjustable in operation angle, detachably connected with the insulating rod, flexible in operation and low in cost.
In order to achieve the purpose, the invention adopts the technical scheme that: a portable low-voltage knife switch bracket with adjustable angle comprises a semicircular main body plate, a low-voltage knife switch plug-in part arranged on a straight edge of the main body plate and an insulating rod connecting part arranged at an arc end of the main body plate, the insulating rod connecting part comprises a main body part, a connecting slot at the bottom, a locking bolt arranged corresponding to the connecting slot and a top fork frame, the upper part of the top fork is hinged on the main body plate and can rotate along the hinge part, the arc end of the main body plate is positioned in the gap in the middle of the top fork, the main body plate is provided with an arc-shaped long hole, the middle part of the top fork frame is provided with a positioning bolt, the positioning bolt is clamped into the arc-shaped long hole, a bolt head and a nut of the positioning bolt are respectively clamped on two sides of the top fork frame to clamp the top fork frame, and the shape of the arc-shaped long hole corresponds to the movement track of the positioning bolt.
Basically, the thickness of the arc end of the main body plate is smaller than that of the straight edge of the main body plate, and the thickness of the low-voltage disconnecting link insertion part is the same as that of the straight edge.
Basically, the connecting slot includes outside recess section and inside blind hole section, corresponds the connecting slot is provided with two locking bolt, and one of them locking bolt sets up the lateral part of recess section, and another locking bolt sets up the lateral part of blind hole section.
Basically, the low-voltage disconnecting link insertion part is detachably arranged on the straight edge of the main body plate.
Compared with the prior art, the invention has outstanding substantive characteristics and remarkable progress, and particularly has the following advantages:
1. design semicircular main part board structure, insulator spindle connecting portion are articulated with main part board structure, and low pressure switch inserting part is installed on the straight edge of main part board for in the working process, the main part board can be followed articulated position and rotated, adjusts the angle of low pressure switch inserting part, adapts to the operating mode of various differences, if the problem of low pressure isolation switch because of damaging position skew, slope, deformation etc..
2. The positioning bolt is clamped in the arc-shaped long hole to limit the rotating angle, the clamping angle is adjusted in advance in the use process, then the locking bolt is screwed, operation is carried out according to the angle, and a series of work such as switching-on, dismounting and the like of the low-voltage disconnecting link is achieved.
3. The insulator spindle connecting portion includes groove section and blind hole section, and the purpose of groove section is the end of card income insulator spindle, and the effect of blind hole section lets the end of insulator spindle insert the blind hole in, and the restriction position, the effect of two locking bolts are from the end that the lateral part compressed tightly the insulator spindle, and increase frictional force avoids its roll-off.
The insulation rod has the advantages of scientific design, adjustable operation angle, detachable connection with the insulation rod, flexible operation and low cost.
Drawings
Fig. 1 is a schematic structural view of a portable low-voltage knife switch support with an adjustable angle according to the present invention.
Fig. 2 is a second schematic structural view of the portable low-voltage knife switch support with adjustable angle according to the present invention.
Fig. 3 is a left side view of fig. 1.
In the figure: 1. a main body plate; 2. straight sides; 3. a low-voltage disconnecting link plug-in part; 4. an arc end; 5. an insulating rod connecting portion; 6. a circular arc-shaped long hole; 7. positioning the bolt; 8. a groove section; 9. a blind hole section; 5-1. a main body portion; 5-2, connecting the slot; 5-3, locking the bolt; 5-4. top fork.
Detailed Description
The technical solution of the present invention is further described in detail by the following embodiments.
A portable low-voltage disconnecting link support with an adjustable angle comprises a semicircular main body plate 1, a low-voltage disconnecting link insertion part 3 arranged on a straight edge 2 of the main body plate 1 and an insulating rod connecting part 5 arranged at an arc end 4 of the main body plate 1, wherein the low-voltage disconnecting link insertion part 3 is square and is arranged corresponding to a square gap of a low-voltage disconnecting link so that the low-voltage disconnecting link insertion part 3 and a card are clamped into the square gap of the low-voltage disconnecting link, the insulating rod connecting part 5 comprises a main body part 5-1, a connecting slot 5-2 at the bottom, a locking bolt 5-3 arranged corresponding to the connecting slot 5-2 and a top fork frame 5-4, the upper part of the top fork frame 5-4 is hinged on the main body plate 1 and can rotate along the hinged part, the arc end 4 of the main body plate 1 is arranged in a gap between the top fork frame 5-4, the main body plate 1 is provided with an arc-shaped long hole 6, a positioning bolt 7 is mounted in the middle of the top fork frame 5-4, the positioning bolt 7 is clamped in the arc-shaped long hole 6, a bolt head and a nut of the positioning bolt 7 are clamped on two sides of the top fork frame 5-4 respectively to clamp the top fork frame 5-4, and the shape of the arc-shaped long hole 6 corresponds to the movement track of the positioning bolt 7.
The connecting slot 5-2 comprises an external groove section 8 and an internal blind hole section 9, and two locking bolts 5-3 are arranged corresponding to the connecting slot 5-2, wherein one locking bolt is arranged on the side of the groove section 8, and the other locking bolt is arranged on the side of the blind hole section 9.
Description of the procedure:
firstly, clamping the end part of an insulating rod into a groove section 8 of a connecting slot 5-2, then inwards jacking the insulating rod, clamping the insulating rod into a blind hole section 9, and fixing the insulating rod and an insulating rod connecting part 5 together through two locking bolts 5-3; then the angle of the main body plate 1 is adjusted according to the working condition, after the angle is adjusted, the angle of the main body plate 1 is fixed by screwing the nut of the positioning bolt 7, the angle of the low-voltage disconnecting link insertion part 3 is determined, and then the operations of switching on, dismounting and the like are carried out.
The thickness of the arc end 4 of the main body plate 1 is smaller than that of the straight edge of the main body plate 1, and the thickness of the low-voltage disconnecting link insertion part 3 is the same as that of the straight edge, so that the structure is optimized, the size of the whole support is reduced, and the strength of the low-voltage disconnecting link insertion part 3 is guaranteed.
The low-voltage disconnecting link plug-in part 3 is detachably arranged on the straight edge of the main body plate 1, so that different plug-in parts can be used according to low-voltage disconnecting links with different sizes.
Finally, it should be noted that the above examples are only used to illustrate the technical solutions of the present invention and not to limit the same; although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art will understand that: modifications to the specific embodiments of the invention or equivalent substitutions for parts of the technical features may be made; without departing from the spirit of the present invention, it is intended to cover all aspects of the invention as defined by the appended claims.
Claims (4)
1. The utility model provides a portable low pressure switch support of angle of adjustment for carry out combined floodgate operation to low pressure switch, its characterized in that: it comprises a semicircular main body plate, a low-voltage disconnecting link insertion part arranged on the straight edge of the main body plate and an insulating rod connecting part arranged at the arc end of the main body plate, the insulating rod connecting part comprises a main body part, a connecting slot at the bottom, a locking bolt arranged corresponding to the connecting slot and a top fork frame, the upper part of the top fork is hinged on the main body plate and can rotate along the hinge part, the arc end of the main body plate is positioned in the gap in the middle of the top fork, the main body plate is provided with an arc-shaped long hole, the middle part of the top fork frame is provided with a positioning bolt, the positioning bolt is clamped into the arc-shaped long hole, a bolt head and a nut of the positioning bolt are respectively clamped on two sides of the top fork frame to clamp the top fork frame, and the shape of the arc-shaped long hole corresponds to the movement track of the positioning bolt.
2. The portable low-voltage knife-switch support capable of adjusting angles of claim 1, is characterized in that: the thickness of the arc end of the main body plate is smaller than that of the straight edge of the main body plate, and the thickness of the low-voltage disconnecting link insertion part is the same as that of the straight edge.
3. The portable low-voltage knife-switch support capable of adjusting angles according to claim 1 or 2, characterized in that: the connecting slot comprises an external groove section and an internal blind hole section, two locking bolts are arranged corresponding to the connecting slot, one locking bolt is arranged on the side of the groove section, and the other locking bolt is arranged on the side of the blind hole section.
4. The portable low-voltage knife-switch support capable of adjusting angles of claim 3, is characterized in that: the low-voltage disconnecting link insertion part is detachably arranged on the straight edge of the main body plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710978088.8A CN107845531B (en) | 2017-10-19 | 2017-10-19 | Angle-adjustable portable low-voltage disconnecting link support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710978088.8A CN107845531B (en) | 2017-10-19 | 2017-10-19 | Angle-adjustable portable low-voltage disconnecting link support |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107845531A CN107845531A (en) | 2018-03-27 |
| CN107845531B true CN107845531B (en) | 2020-06-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710978088.8A Active CN107845531B (en) | 2017-10-19 | 2017-10-19 | Angle-adjustable portable low-voltage disconnecting link support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107845531B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110589433A (en) * | 2019-10-09 | 2019-12-20 | 秦皇岛信能能源设备有限公司 | Polar coordinate guide wheel device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4917628B2 (en) * | 2009-04-27 | 2012-04-18 | ハル子 網矢 | Knife switch |
| CN202662518U (en) * | 2012-07-23 | 2013-01-09 | 广东电网公司清远供电局 | Low pressure disconnecting link |
| CN204167180U (en) * | 2014-10-20 | 2015-02-18 | 国家电网公司 | A kind of self-adapting type transformer damping switch base device |
| CN204304615U (en) * | 2014-12-09 | 2015-04-29 | 国家电网公司 | Binocular camera and infrared camera on-line monitoring disconnecting link closure state fixed mount |
| CN207719085U (en) * | 2017-10-19 | 2018-08-10 | 国家电网公司 | A kind of Portable low-pressure disconnecting link holder of adjustable angle |
-
2017
- 2017-10-19 CN CN201710978088.8A patent/CN107845531B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4917628B2 (en) * | 2009-04-27 | 2012-04-18 | ハル子 網矢 | Knife switch |
| CN202662518U (en) * | 2012-07-23 | 2013-01-09 | 广东电网公司清远供电局 | Low pressure disconnecting link |
| CN204167180U (en) * | 2014-10-20 | 2015-02-18 | 国家电网公司 | A kind of self-adapting type transformer damping switch base device |
| CN204304615U (en) * | 2014-12-09 | 2015-04-29 | 国家电网公司 | Binocular camera and infrared camera on-line monitoring disconnecting link closure state fixed mount |
| CN207719085U (en) * | 2017-10-19 | 2018-08-10 | 国家电网公司 | A kind of Portable low-pressure disconnecting link holder of adjustable angle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107845531A (en) | 2018-03-27 |
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