CN214673929U - Clamping apparatus is changed to insulator of reducing - Google Patents
Clamping apparatus is changed to insulator of reducing Download PDFInfo
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- CN214673929U CN214673929U CN202022424731.2U CN202022424731U CN214673929U CN 214673929 U CN214673929 U CN 214673929U CN 202022424731 U CN202022424731 U CN 202022424731U CN 214673929 U CN214673929 U CN 214673929U
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Abstract
The utility model discloses a fixture is changed to reducing insulator aims at providing a commonality good, can adapt to the steel cap of multiple different model sizes to improve the convenience of operation and the fixture is changed to reducing insulator of operating efficiency. The upper clamping hoop comprises two upper hoop plates and an upper connecting bolt for connecting the two upper hoop plates; the lower clamping hoop comprises two lower hoop plates, a plurality of inner lining plates and lower connecting bolts for connecting the two lower hoop plates, at least one radial adjusting bolt is further arranged on each lower hoop plate and extends along the radial direction of each lower hoop plate, the inner lining plates correspond to the radial adjusting bolts one by one, the inner lining plates are rotatably arranged at the end parts of the corresponding radial adjusting bolts, and a lower clamping plate extending towards the center of each lower hoop plate is further arranged on each inner lining plate; and the wire tensioning screw rod is connected with the upper clamping hoop and the lower clamping hoop.
Description
Technical Field
The utility model relates to an utensil is changed to the insulator, concretely relates to fixture is changed to variable diameter insulator.
Background
The insulator is an important component of a high-voltage power line, and plays a role in insulating an overhead power transmission line and guaranteeing safe power transmission. The glass insulator has the advantages of good arc resistance and vibration resistance, good self-cleaning performance, zero-value self-breaking convenience for detection, low price and the like, and is widely used in power transmission line equipment. The glass insulator is influenced by operating environmental factors and mechanical and electrical effects in the long-term operation process, so that the insulator has the defects of aging, breakage, zero value and the like. Therefore, the defective insulator needs to be replaced.
And different lines and glass insulators are different in type, and the sizes of the steel caps on the glass insulators are not uniform. In the process of replacing the insulator, fixtures of different models need to be prepared for steel caps of different models, so that the models of the steel caps need to be determined firstly in the replacement process, corresponding fixtures are installed, all fixtures need to be brought to the site, and in the maintenance operation, tools of various models need to be actually configured in combination with the site, so that the operation efficiency and convenience are seriously affected.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a commonality is good, can adapt to the steel cap of multiple different model sizes to the fixture is changed to the variable footpath insulator that improves the convenience of operation and operating efficiency.
The technical scheme of the utility model is that:
a variable diameter insulator replacement jig comprising: the upper clamping hoop comprises two upper hoop plates and an upper connecting bolt for connecting the two upper hoop plates; the lower clamping hoop comprises two lower hoop plates, a plurality of inner lining plates and lower connecting bolts for connecting the two lower hoop plates, at least one radial adjusting bolt is further arranged on each lower hoop plate and extends along the radial direction of each lower hoop plate, the inner lining plates correspond to the radial adjusting bolts one by one, the inner lining plates are rotatably arranged at the end parts of the corresponding radial adjusting bolts, and a lower clamping plate extending towards the center of each lower hoop plate is further arranged on each inner lining plate; and the wire tensioning screw rod is connected with the upper clamping hoop and the lower clamping hoop. The fixture is changed to variable diameter insulator of this scheme, and its commonality is good, can adapt to the steel cap of multiple different model sizes to improve the convenience and the operating efficiency of operation.
Preferably, the lower catch plate is located at a lower edge of the inner lining plate.
Preferably, the inner lining plate has a circular arc shape.
Preferably, two ends of the upper hoop plate are bent outwards to form an upper mounting lug respectively, and the upper mounting lugs at two ends of one upper hoop plate extend outwards to form an upper mounting part of the screw rod; the two ends of the lower hoop plate are bent outwards to form a lower mounting lug respectively, and the lower mounting lugs at the two ends of one lower hoop plate extend outwards to form a lower screw rod mounting part; the upper end of one of the two wire tightening screw rods is connected with the upper mounting part at one end of the upper hoop plate, and the lower end of the wire tightening screw rod is connected with the lower mounting part at one end of the lower hoop plate; the upper end of another tightwire lead screw is connected with the upper installation part at the other end of the upper hoop plate, and the lower end of the tightwire lead screw is connected with the lower installation part at the other end of the lower hoop plate.
Preferably, the upper end of the wire tightening screw rod is hinged with the upper mounting lug, and the lower end of the wire tightening screw rod is hinged with the lower mounting lug.
Preferably, the inner side wall of the upper hoop plate is provided with an inner lining.
Preferably, there are two radial adjustment bolts on each lower band plate.
The utility model has the advantages that: the universality is good, and the device can adapt to steel caps of various different models and sizes so as to improve the convenience and the operation efficiency of operation.
Drawings
Fig. 1 is a schematic structural view of a variable-diameter insulator replacement fixture of the present invention.
Fig. 2 is a schematic structural diagram of an upper clamping hoop of the variable diameter insulator replacing clamp of the present invention.
Fig. 3 is a schematic structural diagram of a lower clamp hoop of the variable diameter insulator replacement clamp of the present invention.
Fig. 4 is a schematic structural view of the inner lining plate of the lower clamp hoop of the present invention.
In the figure:
the device comprises an upper clamping hoop 1, an upper hoop plate 1.1, an upper connecting bolt 1.2, a screw rod upper mounting part 1.3 and a lining 1.4;
the screw rod clamping device comprises a lower clamping hoop 2, a lower hoop plate 2.1, a lower connecting bolt 2.2, a screw rod lower mounting part 2.3, an inner lining plate 2.4, a lower clamping plate 2.5 and a radial adjusting bolt 2.6;
a wire tensioning screw rod 3;
glass insulator 4, steel cap 4.1, glass part 4.2.
Detailed Description
To make the objects, technical solutions and advantages of embodiments of the present invention clearer, the embodiments of the present invention are clearly explained and illustrated below with reference to the accompanying drawings, but the following embodiments are only preferred embodiments of the present invention, not all embodiments. Based on the embodiments in the embodiment, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present solution, and are not construed as limiting the present solution.
These and other aspects of embodiments of the invention will be apparent with reference to the following description and attached drawings. In the description and drawings, particular embodiments of the invention have been disclosed in detail as being indicative of some of the ways in which the principles of the embodiments of the invention may be practiced, but it is understood that the scope of the embodiments of the invention is not limited thereby. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.
In the description of the present invention, it is to be understood that the terms "thickness", "upper", "lower", "horizontal", "top", "bottom", "inner", "outer", "circumferential", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., and "a plurality" means one or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The first embodiment is as follows: as shown in fig. 1, 2, 3 and 4, a variable diameter insulator replacement fixture comprises an upper clamp hoop 1, a lower clamp hoop 2 and a wire tightening screw rod 3. The wire tightening screw rod is connected with the upper clamping hoop and the lower clamping hoop. Go up card staple bolt 1 and include two upper hoop boards 1.1 and connect two upper hoop boards's last connecting bolt 1.2, in this embodiment, be equipped with inside lining 1.4 on the inside wall of upper hoop board. The lower clamping hoop 2 comprises two lower hoop plates 2.1, a plurality of inner lining plates 2.4 and lower connecting bolts 2.2 for connecting the two lower hoop plates. The lower hoop plate is further provided with at least one radial adjusting bolt 2.6, in this embodiment, there are two radial adjusting bolts on each lower hoop plate, and of course, there may be three or more radial adjusting bolts on each lower hoop plate. The radial adjusting bolt extends along the radial direction of the lower hoop plate. The inner lining plates correspond to the radial adjusting bolts one by one. The inner lining plate is rotatably arranged at the end part of the corresponding radial adjusting bolt, and the rotating axis of the inner lining plate is coaxial with the axis of the radial adjusting bolt. Still be equipped with down cardboard 2.5 that down hoop plate center extends on the interior welt, in this embodiment, lower cardboard is located the lower limb of interior welt, and interior welt is arc.
The variable diameter insulator replacement fixture of the embodiment is specifically used as follows:
as shown in fig. 1, after the insulator to be replaced is determined to be the nth glass insulator 4;
the upper clamp hoop is arranged on the (n-1) th glass insulator (the (n-1) th glass insulator is positioned above the (n) th glass insulator), and specifically, a steel cap 4.1 of the (n-1) th glass insulator is held tightly by two upper hoop plates;
installing a lower clamp hoop on the (n + 1) th glass insulator, specifically, tightly holding two lower hoop plates on a steel cap of the (n + 1) th glass insulator, inserting a lower clamp plate on an inner lining plate into a gap between a steel cap 4.1 and a glass part 4.2 of the (n + 1) th glass insulator, and then tightly pressing the inner lining plate on the steel cap by locking a radial adjusting bolt;
then, tightening the wire tightening screw rod, wherein in the process of tightening the wire tightening screw rod, the outer diameter of the steel cap of the glass insulator is gradually increased from top to bottom, so that the upper clamping hoop can be reliably sleeved and hung on the steel cap of the (n-1) th glass insulator; meanwhile, the lower clamping plate of the lower clamping hoop is inserted into a gap between the steel cap and the glass part of the (n + 1) th glass insulator, and the lining plate is tightly pressed on the steel cap so as to enable the gravity of the (n + 1) th glass insulator and the glass insulator below the glass insulator to act on the lower clamping hoop, so that the stress of the (n) th glass insulator is transferred to the diameter-variable insulator replacing fixture, and the (n) th glass insulator to be replaced is not stressed;
then, replacing the nth glass insulator;
and finally, loosening the wire tightening screw rod, and disassembling the diameter-variable insulator replacement clamp.
The outer diameter of the steel cap of the glass insulator is gradually increased from top to bottom, so that the upper clamping hoop can be used for the steel caps of the glass insulators with various models and sizes. The lower clamping hoop is inserted into a gap between the steel cap and the glass part of the (n + 1) th glass insulator through the lower clamping plate on the lining plate, and the lining plate is tightly pressed on the steel cap by locking the radial adjusting bolt, so that the lower clamping hoop is installed on the glass insulator; the adjustable glass insulator steel cap can adapt to the steel caps of glass insulators of various different models and sizes through adjustment of the radial adjusting bolts, is good in universality, and can improve convenience and operation efficiency of operation.
Further, as shown in fig. 1, 2, and 3, two ends of the upper hoop plate are bent outward to form an upper mounting lug, and the upper mounting lugs at two ends of one upper hoop plate extend outward to form a screw rod upper mounting portion 1.3. The both ends of lower hoop plate are toward buckling outward, respectively form a lower installation ear, and the lower installation ear at one of them lower hoop plate both ends all outwards extends and forms installation department 2.3 under the lead screw. The upper end of one of the two wire tightening screw rods is connected with the upper screw rod mounting part at one end of the upper hoop plate, and the lower end of the wire tightening screw rod is connected with the lower screw rod mounting part at one end of the lower hoop plate; the upper end of another tight line lead screw is connected with the lead screw upper mounting part at the other end of the upper hoop plate, and the lower end of the tight line lead screw is connected with the lead screw lower mounting part at the other end of the lower hoop plate. Specifically, the upper end of the wire tightening screw rod is hinged with the upper mounting lug, and the lower end of the wire tightening screw rod is hinged with the lower mounting lug.
The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and equivalent transformation of doing above embodiment the utility model discloses technical scheme's protection scope.
Claims (7)
1. The utility model provides a fixture is changed to insulator of reducing, characterized by includes:
the upper clamping hoop comprises two upper hoop plates and an upper connecting bolt for connecting the two upper hoop plates;
the lower clamping hoop comprises two lower hoop plates, a plurality of inner lining plates and lower connecting bolts for connecting the two lower hoop plates, at least one radial adjusting bolt is further arranged on each lower hoop plate and extends along the radial direction of each lower hoop plate, the inner lining plates correspond to the radial adjusting bolts one by one, the inner lining plates are rotatably arranged at the end parts of the corresponding radial adjusting bolts, and a lower clamping plate extending towards the center of each lower hoop plate is further arranged on each inner lining plate; and
and the wire tensioning screw rod is connected with the upper clamping hoop and the lower clamping hoop.
2. The variable diameter insulator changing jig of claim 1, wherein the lower clamping plate is located at a lower edge of the inner lining plate.
3. The variable diameter insulator changing jig of claim 1, wherein the inner lining plate is arc-shaped.
4. The variable diameter insulator changing jig of claim 1, 2 or 3, wherein both ends of the upper band plate are bent outward to form an upper mounting lug, and the upper mounting lugs at both ends of one upper band plate extend outward to form an upper screw mounting part; the two ends of the lower hoop plate are bent outwards to form a lower mounting lug respectively, and the lower mounting lugs at the two ends of one lower hoop plate extend outwards to form a lower screw rod mounting part; the upper end of one of the two wire tightening screw rods is connected with the upper mounting part at one end of the upper hoop plate, and the lower end of the wire tightening screw rod is connected with the lower mounting part at one end of the lower hoop plate; the upper end of another tightwire lead screw is connected with the upper installation part at the other end of the upper hoop plate, and the lower end of the tightwire lead screw is connected with the lower installation part at the other end of the lower hoop plate.
5. The variable diameter insulator changing jig of claim 4, wherein the upper end of the stringing screw is hingedly connected to the upper mounting lug, and the lower end of the stringing screw is hingedly connected to the lower mounting lug.
6. A variable-diameter insulator changing jig according to claim 1, 2 or 3, wherein an inner liner is provided on an inner side wall of the upper band plate.
7. A variable diameter insulator changing jig according to claim 1, 2 or 3, wherein there are two radial adjusting bolts provided on each lower band plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022424731.2U CN214673929U (en) | 2020-10-27 | 2020-10-27 | Clamping apparatus is changed to insulator of reducing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022424731.2U CN214673929U (en) | 2020-10-27 | 2020-10-27 | Clamping apparatus is changed to insulator of reducing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214673929U true CN214673929U (en) | 2021-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022424731.2U Active CN214673929U (en) | 2020-10-27 | 2020-10-27 | Clamping apparatus is changed to insulator of reducing |
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| CN (1) | CN214673929U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115051280A (en) * | 2022-05-16 | 2022-09-13 | 安徽送变电工程有限公司 | Replacement construction method for insulator of power transmission line |
-
2020
- 2020-10-27 CN CN202022424731.2U patent/CN214673929U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115051280A (en) * | 2022-05-16 | 2022-09-13 | 安徽送变电工程有限公司 | Replacement construction method for insulator of power transmission line |
| CN115051280B (en) * | 2022-05-16 | 2023-09-01 | 安徽送变电工程有限公司 | Replacing method for insulator of power transmission line |
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