CN112636240A - Replacement device for supporting insulator - Google Patents
Replacement device for supporting insulator Download PDFInfo
- Publication number
- CN112636240A CN112636240A CN202011325277.3A CN202011325277A CN112636240A CN 112636240 A CN112636240 A CN 112636240A CN 202011325277 A CN202011325277 A CN 202011325277A CN 112636240 A CN112636240 A CN 112636240A
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- China
- Prior art keywords
- fixed
- rod
- lifting rod
- bottom plate
- supporting
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
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- Electric Cable Installation (AREA)
Abstract
The invention provides a replacement device of a support insulator, which comprises a base, a bottom plate capable of being fixed on the base and a pneumatic hydraulic lifting device fixed on one side of the bottom plate far away from the base, wherein the pneumatic hydraulic lifting device comprises a lifting rod vertically and upwards installed, a lifting rod is fixed on one side of the lifting rod, a hanging ring is fixed on the lifting rod, and a support baffle is fixed at the top end of the lifting rod; the pneumatic hydraulic lifting device is used for controlling the lifting rod to lift so as to control the heights of the lifting rod and the supporting baffle; the base is provided with a clamping piece used for fixing the replacing device on the cross arm steel beam. The replacement device for the supporting insulator provided by the invention has the advantages of simple structure, convenience in installation, safety and reliability in use and small volume, and improves the working efficiency of high-altitude operation in the transformer substation.
Description
Technical Field
The invention relates to the technical field of electric power construction, in particular to a supporting insulator replacing device.
Background
Since the bus bar support insulator is installed in an outdoor working environment and the firmness and insulation properties of the bus bar support insulator are reduced to some extent as the service life of the bus bar support insulator increases, the bus bar support insulator needs to be replaced periodically in order to ensure the safe use reliability of the bus bar. For the compact equipment environment of the transformer substation equipment area, the number of the bus bars above the erection part is large, the safety distance between the two bus bars is small, the distance between the isolating switch and the bus bars is short, inconvenience is brought to the replacement work of the bus bar supporting insulator after damage or the regular replacement work due to single wiring and the like, the power failure time of the equipment is shortened, and the working efficiency of the transformer substation equipment area is improved, so that the power supply stability is guaranteed.
At present, in a method for replacing a bus supporting insulator, a crane or a lifting platform is mostly adopted, and the supporting insulator is replaced by taking advantage of the mechanical property of the lifting platform as a fulcrum for removing the supporting insulator. However, the existing replacement mode of the supporting insulator is very easy to have risks such as bus deformation, bending and fracture, and the conditions of the replacement operation field are complex, which is not beneficial to the replacement work; if emergency happens, the work of temporary power failure replacement is needed, and the replacement working time and the working efficiency of the supporting insulator of the transformer substation cannot be guaranteed.
Disclosure of Invention
In view of the above, the present invention proposes a replacement device of a support insulator to improve the above problem.
The invention provides a replacing device of a supporting insulator, which is characterized by comprising a base, a bottom plate capable of being fixed on the base and a pneumatic hydraulic lifting device fixed on one side of the bottom plate far away from the base, wherein the pneumatic hydraulic lifting device comprises a lifting rod vertically and upwards installed, a lifting rod is fixed on one side of the lifting rod, a hanging ring is fixed on the lifting rod, and a supporting baffle is fixed at the top end of the lifting rod; the pneumatic hydraulic lifting device is used for controlling the lifting rod to lift so as to control the heights of the lifting rod and the supporting baffle; the base is provided with a clamping piece used for fixing the replacing device on the cross arm steel beam.
Preferably, the base comprises an L-shaped chute and a fixed support plate fixed at one end of the L-shaped chute, the replacing device further comprises a slide rod arranged in the L-shaped chute and on the same side as the fixed support plate, the bottom plate is a sliding bottom plate sleeved on the slide rod, the sliding bottom plate comprises a sleeving part, a bottom plate body and a connecting part for connecting the sleeving part and the bottom plate body, the fixed support plate is provided with an avoiding notch corresponding to the connecting part, when the sliding bottom plate slides to the fixed support plate along the slide rod, the connecting part passes through the avoiding notch to enable the bottom plate body to be positioned above the fixed support plate and enable the sliding bottom plate to be placed on the fixed support plate so that the fixed support plate supports the sliding bottom plate; the sleeving part can slide to the corner of the L-shaped sliding groove along the sliding rod and rotate to the other side groove of the L-shaped sliding groove around the sliding rod so as to fold and store the replacing device.
Preferably, the slide bar is a cylindrical slide bar, and the socket joint part is a circular ring.
More preferably, the support baffle is a concave arc-shaped plate.
Preferably, the pneumatic hydraulic lifting device further comprises a hydraulic cylinder and a hydraulic starting device, the hydraulic cylinder and the hydraulic starting device are fixed on the bottom plate, the bottom of the lifting rod is fixed, a fixed rod and a starting lifting rod are arranged on the hydraulic starting device in parallel, a pressing rod is arranged on one side, away from the hydraulic starting device, of the fixed rod and the starting lifting rod, the middle of the pressing rod is hinged to the top end of the starting lifting rod, one end of the pressing rod is hinged to the top end of the fixed rod, the other end of the pressing rod is pressed to move up and down, the hydraulic starting device is controlled to control the hydraulic cylinder to control the lifting rod to stretch out and draw back, and then the lifting rod and the height of the supporting baffle are controlled.
Preferably, the bottom end of the lifting rod is fixed to the top of the hydraulic cylinder through a fixing nut.
Preferably, the lifting rod is fixed on the lifting rod through a fixing ring sleeve.
More preferably, the lifting rod is perpendicular to the lifting rod.
Preferably, the clamping piece comprises a connecting clamping groove or a connecting hole formed in the base, and the replacing device is fixed to the cross arm steel beam through a nut penetrating through the connecting clamping groove or the connecting hole.
Preferably, the fixed support plate is welded to the L-shaped chute.
The technical effect of the invention is to provide a replacement device of a supporting insulator, the replacement device realizes replacement of the supporting insulator by matching a supporting baffle and a hanging ring on a lifting rod, the supporting baffle is used for supporting a bus at the position of the supporting insulator to be replaced, the hanging ring on the lifting rod is used for solving the problem that the supporting insulator is conveyed without a hanging point at a high position, and meanwhile, a clamping piece is arranged for firmly fixing the replacement device on a cross arm steel beam during operation;
still set up the folding portable change device that slides, can fold the subassembly of change device in L type spout, portable when making things convenient for the operation.
Drawings
Fig. 1 is a schematic structural diagram of a supporting insulator replacing apparatus according to an embodiment of the present invention;
fig. 2 is a front view of a supporting insulator exchanging apparatus according to an embodiment of the present invention;
fig. 3 is a plan view of a supporting insulator replacing apparatus according to an embodiment of the present invention;
fig. 4 is a folded view of a supporting insulator replacing apparatus according to an embodiment of the present invention.
Description of the reference numerals
10. A base; 11. an L-shaped chute; 12. fixing the support plate; 121. avoiding the notch; 13. a slide bar; 14. a side plate; 20. A base plate; 21. a sliding bottom plate; 211. a socket joint part; 212. a bottom plate body; 213. a connecting portion; 30. a pneumatic hydraulic lifting device; 31. a hydraulic cylinder; 32. a hydraulic starting device; 33. fixing the rod; 34. starting the lifting rod; 35. a pressure lever; 36. A lifting rod; 40. lifting the suspender; 41. hanging a ring; 50. a support baffle; 60. a clamping piece; 61. a connecting clamping groove; 62. connecting holes; 70. fixing a nut; 80. fixed ring sleeve
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a supporting insulator replacing device 100, as shown in fig. 1-4, the replacing device comprises a base 10, a bottom plate 20 which can be fixed on the base 10, and a pneumatic hydraulic lifting device 30 which is fixed on one side of the bottom plate 20 far away from the base, wherein the pneumatic hydraulic lifting device 30 is used for controlling a lifting rod 36 to lift so as to control the heights of a lifting rod 40 and a supporting baffle 50; the pneumatic hydraulic lifting device 30 comprises a lifting rod 36 vertically installed upwards, a lifting rod 40 is fixed on one side of the lifting rod 36, and specifically, the lifting rod 40 is vertically installed and fixed on the lifting rod 36 through a fixing ring sleeve 80; a hanging ring 41 is fixed on the lifting rod 40, specifically, the hanging ring 41 is fixed at one end of the lifting rod 40 far away from the lifting rod 36, the hanging ring 41 on the lifting rod 40 provides a stress fulcrum for the removal operation of the support insulator, and the support insulator can be lifted by sleeving a rope, so that the replacement of the support insulator is convenient; a supporting baffle 50 is fixed at the top end of the lifting rod 36, specifically, the supporting baffle 50 is a concave arc-shaped plate, and can support a bus at the position where a supporting insulator needs to be replaced, so that risks such as bus deformation, bending and fracture are prevented; the base 10 is provided with a clip 60 for fixing the replacement device to a cross-arm steel beam.
Preferably, the base 10 includes an L-shaped sliding slot 11 and a fixed supporting plate 12 fixed at one end of the L-shaped sliding slot 11, wherein the fixed supporting plate 12 is welded on the L-shaped sliding slot 11; in this embodiment, the notch of the L-shaped sliding slot 11 at one end of the fixed supporting plate 12 is sealed by the side plate 14, the replacing device further includes a sliding rod 13 disposed at the same side of the L-shaped sliding slot 11 as the fixed supporting plate 12, one end of the sliding rod 13 is fixed on the side wall of the corner in the L-shaped sliding slot 11, the other end is fixed on the side plate 14, the bottom plate 20 is a sliding bottom plate 21 sleeved on the sliding rod 13, the sliding bottom plate 21 includes a sleeving part 211, a bottom plate body 212, a connecting part 213 connecting the sleeving part 211 and the bottom plate body 212, in this embodiment, the sliding rod 13 is a cylindrical sliding rod 13, the sleeve joint portion 211 is a circular ring, the inner diameter of the circular ring is larger than the outer diameter of the cylindrical sliding rod 13, when the fixed support plate 12 is used for supporting the sliding bottom plate 21, the distance from the bottom of the bottom plate body 212 to the top of the sleeve portion 211 is less than or equal to the distance from the bottom of the bottom plate body 212 to the sliding rod 13, so that the fixed support plate 12 and the sliding bottom plate 21 are supported up and down. Furthermore, the fixed support plate 12 is provided with an avoiding notch 121 at a position corresponding to the connecting portion 213, the avoiding notch 121 is disposed at the middle position of the fixed support plate 12 and opposite to the position of the slide rod 13, when the sliding bottom plate 21 slides to the fixed support plate 12 along the slide rod 13, the connecting portion 213 enables the bottom plate body 212 to be located above the fixed support plate 12 through the avoiding notch 121 and enables the sliding bottom plate 21 to be placed on the fixed support plate 12, so that the fixed support plate 12 supports the sliding bottom plate 21, during the operation, the replacing device is stressed in the up-down direction due to the support baffle 50 being used for supporting the bus, i.e. during the operation, the fixed support plate 12 supports the sliding bottom plate 21, and the fixed support plate 12 and the sliding bottom plate 21 are relatively fixed due to; the sleeve joint part 211 can slide along the sliding rod 13 to the corner of the L-shaped chute 11 and rotate around the sliding rod 13 to the other side of the L-shaped chute 11 to fold and store the replacing device, so as to provide a portable replacing device 100 for supporting insulators, as shown in fig. 4.
Preferably, the pneumatic hydraulic lifting device 30 further includes a hydraulic cylinder 31 and a hydraulic starting device 32 fixed on the side of the bottom plate 20 away from the base 10, in this embodiment, the hydraulic cylinder 31 and the hydraulic starting device 32 are fixed on the sliding bottom plate 21, as shown in fig. 2, specifically, the hydraulic cylinder 31 and the hydraulic starting device 32 are arranged in parallel, the top of the side of the hydraulic cylinder 31 away from the sliding bottom plate 21 is fixed with the bottom end of the lifting rod 36, the bottom end of the lifting rod 36 is fixed on the top of the hydraulic cylinder 31 through a fixing nut 70, the hydraulic starting device 32 is provided with a fixing rod 33 and a starting lifting rod 34 in parallel, the fixing rod 33 is arranged between the hydraulic cylinder 31 and the starting lifting rod 34, wherein the fixing rod 33 and the starting lifting rod 34 are further provided with a pressing rod 35 on the side away from the hydraulic starting lifting rod 32, and the middle of, one end of the pressing rod 35 is hinged with the top end of the fixed rod 33, the other end of the pressing rod 35 is pressed to enable the starting lifting rod 34 to move up and down along with the pressing rod 35, the hydraulic cylinder 31 is controlled through controlling the hydraulic starting device 32, the extension and retraction of the lifting rod 36 are controlled, and therefore the heights of the lifting rod 40 and the supporting baffle 50 are controlled. The pressing rod 35 is a detachable pressing rod, and the pressing rod 35 can be detached when the replacing device is folded and stored so as to be convenient to fold and store.
Preferably, the clamping member 60 includes a connecting slot 61 or a connecting hole 62 disposed on the base 10, and the base 10 of the replacing device can be fixed on the cross beam steel beam by passing a nut through the connecting slot 61 or the connecting hole 62, in this embodiment, the connecting slot 61 or the connecting hole 62 is disposed on one side of the L-shaped chute 11 where the sliding rod 13 is not disposed, a corresponding fixing hole (not shown) is disposed on the cross beam steel beam (not shown) of the substation, and in this embodiment, the replacing device is fixed on the corresponding fixing hole on the cross beam steel beam of the substation by the nut and the connecting slot 61.
In summary, the present invention provides a supporting insulator replacing device 100, which is provided with a supporting baffle 50 and a hanging ring 41 on a lifting rod 40, wherein the supporting baffle 50 is used for supporting a bus at a supporting insulator to be replaced, the hanging ring 41 on the lifting rod 40 is used for solving the problem that the supporting insulator is transported without a hanging point at a high position, and a clamping member 60 is provided for firmly fixing the replacing device on a cross-arm steel beam during operation; on the other hand, a sliding foldable structure is also arranged, so that the components of the replacing device can be folded in the L-shaped sliding groove 11, and the carrying is convenient; the supporting insulator replacing device 100 provided by the invention is convenient to install, safe and reliable to use, small in size and capable of improving the working efficiency.
Finally, it should be noted that: the above examples are only used to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some of the technical features may be equivalently replaced; such modifications and substitutions do not necessarily depart from the spirit and scope of the corresponding technical solutions.
Claims (10)
1. A supporting insulator replacing device is characterized by comprising a base, a bottom plate capable of being fixed on the base, and a pneumatic hydraulic lifting device fixed on one side of the bottom plate far away from the base,
the pneumatic hydraulic lifting device comprises a lifting rod vertically and upwards installed, a lifting rod is fixed on one side of the lifting rod, a hanging ring is fixed on the lifting rod, and a supporting baffle is fixed at the top end of the lifting rod;
the pneumatic hydraulic lifting device is used for controlling the lifting rod to lift so as to control the heights of the lifting rod and the supporting baffle;
the base is provided with a clamping piece used for fixing the replacing device on the cross arm steel beam.
2. The device for replacing a support insulator according to claim 1, wherein the base comprises an L-shaped sliding groove and a fixed support plate fixed at one end of the L-shaped sliding groove, the replacing device also comprises a sliding rod which is arranged in the L-shaped sliding groove and is positioned at the same side as the fixed supporting plate, the bottom plate is a sliding bottom plate sleeved on the sliding rod, the sliding bottom plate comprises a sleeving part, a bottom plate body and a connecting part for connecting the sleeving part and the bottom plate body, the fixed supporting plate is provided with an avoiding notch corresponding to the connecting part, when the sliding bottom plate slides to the fixed supporting plate along the sliding rod, the connecting part enables the bottom plate body to be positioned above the fixed supporting plate through the avoiding notch, and the sliding bottom plate can be placed on the fixed supporting plate so that the fixed supporting plate supports the sliding bottom plate; the sleeving part can slide to the corner of the L-shaped sliding groove along the sliding rod and rotate to the other side groove of the L-shaped sliding groove around the sliding rod so as to fold and store the replacing device.
3. The device for replacing a supporting insulator according to claim 2, wherein the sliding rod is a cylindrical sliding rod, and the socket is a circular ring.
4. The device for replacing a supporting insulator according to claim 1, wherein the supporting baffle is a concave arc-shaped plate.
5. The device for replacing a supporting insulator according to claim 1, wherein the pneumatic hydraulic lifting device further comprises a hydraulic cylinder and a hydraulic starting device fixed on one side of the bottom plate away from the base, the hydraulic cylinder is fixed to the bottom end of the lifting rod, a fixed rod and a starting lifting rod are arranged on the hydraulic starting device in parallel, a pressure rod is arranged on one side of the fixed rod and the starting lifting rod away from the hydraulic starting device, the middle of the pressure rod is hinged to the top end of the starting lifting rod, one end of the pressure rod is hinged to the top end of the fixed rod, the other end of the pressure rod is pressed to move up and down, the hydraulic starting device is controlled to control the hydraulic cylinder to control the lifting rod to extend and retract, and therefore the heights of the lifting rod and the supporting baffle are controlled.
6. A support insulator replacing device according to claim 5, wherein the bottom end of the lifting rod is fixed to the top of the hydraulic cylinder through a fixing nut.
7. A support insulator changing apparatus according to claim 1, wherein the lifting rod is fixed to the lifting rod by a fixing ring.
8. A support insulator changing apparatus according to claim 7, wherein the lifting rod is perpendicular to the lifting rod.
9. The supporting insulator replacing device as claimed in claim 1 or 2, wherein the clip member includes a connecting slot or a connecting hole provided on the base, and the replacing device is fixed to the cross-arm steel beam by a nut passing through the connecting slot or the connecting hole.
10. The device for replacing a support insulator according to claim 2, wherein the fixing support plate is welded to the L-shaped sliding groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011325277.3A CN112636240B (en) | 2020-11-24 | 2020-11-24 | Replacement device for supporting insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011325277.3A CN112636240B (en) | 2020-11-24 | 2020-11-24 | Replacement device for supporting insulator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112636240A true CN112636240A (en) | 2021-04-09 |
| CN112636240B CN112636240B (en) | 2022-07-22 |
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ID=75303693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011325277.3A Active CN112636240B (en) | 2020-11-24 | 2020-11-24 | Replacement device for supporting insulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112636240B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114188878A (en) * | 2021-11-26 | 2022-03-15 | 广西电网有限责任公司梧州供电局 | Special insulator replacement device for portable 10KV high-tension overhead line |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101154797A (en) * | 2007-10-19 | 2008-04-02 | 重庆市电力公司江北供电局 | Auxiliary means for changing porcelain insulator of telegraph pole |
| WO2012100595A1 (en) * | 2011-01-25 | 2012-08-02 | 湖北省电力公司超高压输变电公司 | Tool for replacing ceramic rod type insulator |
| CN203260948U (en) * | 2013-05-15 | 2013-10-30 | 国家电网公司 | Special tool for replacing support insulator of 35 kV bus |
| CN105305314A (en) * | 2015-12-09 | 2016-02-03 | 国网四川省电力公司达州供电公司 | Distribution network straightway line lifting device |
| CN108832536A (en) * | 2018-06-25 | 2018-11-16 | 国网山东省电力公司青岛供电公司 | Charged for replacement 10kV overhead transmission line straight line pole side phase insulator arrangement |
| CN209298741U (en) * | 2018-12-20 | 2019-08-23 | 广西电网有限责任公司防城港供电局 | A kind of 220kV line tension connecting plate hanging point lifter device |
-
2020
- 2020-11-24 CN CN202011325277.3A patent/CN112636240B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101154797A (en) * | 2007-10-19 | 2008-04-02 | 重庆市电力公司江北供电局 | Auxiliary means for changing porcelain insulator of telegraph pole |
| WO2012100595A1 (en) * | 2011-01-25 | 2012-08-02 | 湖北省电力公司超高压输变电公司 | Tool for replacing ceramic rod type insulator |
| CN203260948U (en) * | 2013-05-15 | 2013-10-30 | 国家电网公司 | Special tool for replacing support insulator of 35 kV bus |
| CN105305314A (en) * | 2015-12-09 | 2016-02-03 | 国网四川省电力公司达州供电公司 | Distribution network straightway line lifting device |
| CN108832536A (en) * | 2018-06-25 | 2018-11-16 | 国网山东省电力公司青岛供电公司 | Charged for replacement 10kV overhead transmission line straight line pole side phase insulator arrangement |
| CN209298741U (en) * | 2018-12-20 | 2019-08-23 | 广西电网有限责任公司防城港供电局 | A kind of 220kV line tension connecting plate hanging point lifter device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114188878A (en) * | 2021-11-26 | 2022-03-15 | 广西电网有限责任公司梧州供电局 | Special insulator replacement device for portable 10KV high-tension overhead line |
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| Publication number | Publication date |
|---|---|
| CN112636240B (en) | 2022-07-22 |
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