CN112259397B - High-voltage disconnecting link replacement fixing device - Google Patents
High-voltage disconnecting link replacement fixing device Download PDFInfo
- Publication number
- CN112259397B CN112259397B CN202011069687.6A CN202011069687A CN112259397B CN 112259397 B CN112259397 B CN 112259397B CN 202011069687 A CN202011069687 A CN 202011069687A CN 112259397 B CN112259397 B CN 112259397B
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- CN
- China
- Prior art keywords
- fixing plate
- disconnecting link
- rod
- voltage disconnecting
- supporting rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000000034 method Methods 0.000 claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 239000011810 insulating material Substances 0.000 claims description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Electric Cable Installation (AREA)
Abstract
The invention designs a high-voltage disconnecting link replacement fixing device. The technical proposal is as follows: including bracing piece one and bracing piece two, be provided with the fixed plate two that are used for fixed bracing piece one and the fixed plate one that is used for fixed high-voltage knife switch on the bracing piece one, be provided with the supporting shoe that supports the fixed plate one on the bracing piece two, the bracing piece two is fixed on the cross arm through the fixed plate three, the top at the fixed plate two is installed to the fixed plate three. According to the high-voltage disconnecting link, the second fixing plate on the first supporting rod and the third fixing plate on the second supporting rod are fixed on the cross arm, and then the high-voltage disconnecting link is supported and fixed through the supporting block and the first fixing plate, so that a worker can conveniently replace the high-voltage disconnecting link, the manpower consumed in the replacement process of the high-voltage disconnecting link is reduced, and the replacement efficiency of the high-voltage disconnecting link is improved.
Description
Technical Field
The invention relates to the technical field of disconnecting link operation equipment, in particular to a high-voltage disconnecting link replacement fixing device.
Background
Because the high-voltage disconnecting link is in an outdoor environment for a long time, the high-voltage disconnecting link is easy to age, damage and the like after long-time working, and the high-voltage disconnecting link needs to be replaced after the high-voltage disconnecting link is in a problem. At present, when the high-voltage disconnecting link is replaced, the high-voltage disconnecting link is pulled mainly through a rope tied on the high-voltage disconnecting link, then one operator holds the high-voltage disconnecting link by hand, fixes the high-voltage disconnecting link, and the other operator installs or removes bolts. Because the high-voltage disconnecting link has larger mass, operators need to consume a great deal of physical power in the replacement process, and the replacement efficiency of the high-voltage disconnecting link is lower.
Disclosure of Invention
The invention aims to provide the high-voltage disconnecting link replacement fixing device which can reduce manpower and is efficient and stable in the high-voltage disconnecting link replacement process and aims at overcoming the defects of time and labor waste and the need of manually supporting the high-voltage disconnecting link in the prior art.
In order to solve the problems, the invention provides a high-voltage disconnecting link replacement fixing device, which has the technical scheme that: including bracing piece one and bracing piece two, be provided with the fixed plate two that are used for fixed bracing piece one on the bracing piece one and be used for fixed high-voltage knife switch one, be provided with the supporting shoe that supports the fixed plate one on the bracing piece two, the bracing piece two passes through the fixed plate three to be fixed on the cross arm, the top at the fixed plate two is installed to the fixed plate three, and fixed plate three and two mutual constraints of fixed plate avoid bracing piece one or bracing piece two to drop from the cross arm, and bracing piece one and bracing piece two support and fix high-voltage knife switch together through fixed plate one and supporting shoe to guarantee the steady of holding power through two poles, make things convenient for the operating personnel to carry out the installation of new high-voltage knife switch.
According to the invention, the second fixing plate and the first fixing plate are respectively provided with a clamping groove, the size of the clamping grooves corresponds to that of the second supporting rod, the second supporting rod is clamped in the clamping grooves, the position of the second supporting rod is ensured through the positions of the clamping grooves, the second supporting rod is restrained through the clamping grooves, and the second supporting rod is prevented from shaking left and right in the working process.
The invention further improves that the first support rod is provided with a handle and a fixed pulley, one end of a steel wire rope is connected with the handle, the other end of the steel wire rope bypasses the fixed pulley to be connected with the first fixing plate, and the first fixing plate is connected with the first support rod through a third anchor ear. The operator can change the height of the first fixed plate on the first supporting rod through changing the tightness and the rotating handle of the third anchor ear, so that the device is suitable for high-voltage disconnecting links with different sizes and different distances between the high-voltage disconnecting links and the cross arm.
The invention further improves that the second support rod comprises an upper rod and a lower rod, the lower rod is provided with a threaded hole, the lower part of the upper rod is positioned in the threaded hole, and the upper rod and the lower rod are connected together through threads. By rotating the lower rod or the upper rod, the meshing length of the upper rod and the lower rod can be changed, so that the length of the second supporting rod and the distance between the supporting block on the lower rod and the cross arm can be changed.
According to the invention, the lower end of the first fixing plate is provided with the wire fixing assembly, and the wire near the high-voltage disconnecting link is fixed and restrained through the wire fixing assembly, so that a worker can conveniently replace the high-voltage disconnecting link, and accidents caused by the replacement of the high-voltage disconnecting link by the worker are avoided.
The invention further improves, the wire fixing assembly comprises a first anchor ear and a second anchor ear, wherein the first anchor ear and the second anchor ear are both arranged on the first fixing plate, and the first anchor ear and the second anchor ear are connected together through bolts. In the process of replacing the high-voltage disconnecting link, the anchor ear I and the anchor ear II can be opened, the lead is placed in the circular arcs of the anchor ear I and the anchor ear II, then the bolt is screwed down, and the lead near the high-voltage disconnecting link is fixed.
The invention further improves that the first support rod is provided with a hanging ring, and when a worker starts to replace the high-voltage disconnecting link, the first support rod can be hung on the insulating bucket of the mobile trolley through the hanging ring.
The invention further improves that the insulating tube is sleeved outside the steel wire rope, so that electric shock of workers in the working process is avoided.
The invention further improves, the first fixing plate, the second fixing plate, the third fixing plate, the first supporting rod and the second supporting rod are all made of insulating materials, and safety of workers in the working process is protected.
The high-voltage knife switch has the beneficial effects that the first fixing plate and the second fixing plate on the first supporting rod, and the third fixing plate and the supporting block on the second supporting rod form a simple mechanical structure, the device is fixed on the cross arm, and the high-voltage knife switch is supported and fixed, so that the manpower consumed in the replacement process of the high-voltage knife switch is reduced, and the replacement efficiency of the high-voltage knife switch is improved. In addition, the first position of the fixed plate can be adjusted, and the high-voltage knife switch is suitable for the distance from the high-voltage knife switch to the cross arm in more sizes.
Drawings
In order to more clearly illustrate the technical solutions of the present invention, the drawings that are needed in the description will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a construction embodying the present invention.
Fig. 2 is a schematic structural view of a second fixing plate in fig. 1.
In the figure: 1. lower pole, 2, supporting shoe, 3, fixed plate one, 4, upper pole, 5, fixed plate two, 6, fixed plate three, 7, fixed pulley, 8, link, 9, bracing piece one, 10, wire rope, 11, staple bolt one, 12, staple bolt three, 13, staple bolt two, 14, bolt, 15, handle, 16, draw-in groove, 17, wire fixed subassembly, 18, bracing piece two.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions of the present invention will be clearly and completely described below with reference to the drawings in this specific embodiment, and it is apparent that the embodiments described below are only some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, based on the embodiments in this patent, which would be within the purview of one of ordinary skill in the art without the particular effort to make the invention are intended to be within the scope of the patent protection.
As shown in the figure, the high-voltage knife switch replacing and fixing device comprises a first supporting rod 9, a first fixing plate 3 used for fixing and supporting the high-voltage knife switch is arranged on the first supporting rod 9, a third hoop 12 is arranged at one end of the first fixing plate 3, the first fixing plate 3 is arranged on the first supporting rod 9 through the third hoop 12, a wire fixing assembly 17 is arranged below the first fixing plate 3, the wire fixing assembly 17 comprises a first hoop 11 and a second hoop 13, one ends of the first hoop 11 and the second hoop 13 are fixed on the first fixing plate 3, and the other end of the second hoop 13 is connected with the other end of the first hoop 11 through a bolt 14. The upper portion of the first supporting rod 9 is further provided with a second fixing plate 5 for fixing the device, the second fixing plate 5 and the first fixing plate 3 are respectively provided with a clamping groove 16, the sizes of the clamping grooves 16 correspond to those of the second supporting rod 18, the clamping grooves 16 are arranged on the axes of the corresponding fixing plates, and the first fixing plate 3 and the second fixing plate 5 are preferably rectangular. The first supporting rod 9 is further provided with a driving mechanism, the driving mechanism comprises a handle 15 arranged at the lower part of the first supporting rod 9 and a fixed pulley 7 arranged at the upper part, one end of a steel wire rope 10 is fixed on the handle 15, the other end of the steel wire rope 10 bypasses the fixed pulley 7 to be fixed on the first fixing plate 3, and the position of the first fixing plate 3 can be changed by rotating the handle 15, so that the size of the high-voltage disconnecting link and the distance between the high-voltage disconnecting link and the cross arm are adapted. The second support rod 18 further comprises an upper rod 4 and a lower rod 1, a threaded hole is formed in the upper end of the lower rod 1, external threads are formed in the lower end of the upper rod 4, and the lower portion of the upper rod 4 is installed in the threaded hole of the lower rod 1 through threaded connection. The upper rod 4 is provided with a third fixing plate 6, when the device works, the second supporting rod 18 is positioned in the clamping groove 16, the third fixing plate 6 is in contact with the second fixing plate 5 and is positioned above the second fixing plate 5, and the third fixing plate 6 is preferably semicircular. The lower rod 1 is also provided with a supporting block 2, the length of the supporting rod II 18 can be adjusted by changing the meshing length of the upper rod 4 and the lower rod 1, the position of the supporting block 2 corresponds to the position of the fixing plate I3, and the upper surface of the supporting block 2 is contacted with the lower surface of the fixing plate I3.
The working process of the invention is as follows: according to the distance between the high-voltage knife switch and the cross arm, the rotary handle 15 controls the length of the steel wire rope 10, so that the position of the first fixing plate 3 is adjusted, the distance between the first fixing plate 3 and the second fixing plate 5 is ensured to be matched with the distance between the high-voltage knife switch and the cross arm, and then a fastener on the third hoop 12 is screwed down. The second fixing plate 5 at the upper end of the first supporting rod 9 is put on the cross arm, the third fixing plate 6 of the second supporting rod 18 is put on the cross arm, and the third fixing plate 6 is pressed above the first fixing plate 3. Then push the second support rod 18 outwards to enable the second support rod 18 to be clamped in the clamping groove 16 and support the first fixing plate 3 through the support block 2, so that the fixation of the high-voltage disconnecting link is achieved, surrounding wires are fixed through the wire fixing assembly 17, and the wires are prevented from interfering staff in the replacement process of the high-voltage disconnecting link. When the device is not used, the first support rod 9 can be hung on the insulating hopper of the mobile trolley through the hanging ring 8 arranged on the first support rod 9.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The high-voltage disconnecting link replacement fixing device is characterized by comprising a first supporting rod (9) and a second supporting rod (18), wherein a second fixing plate (5) for fixing the first supporting rod (9) and a first fixing plate (3) for fixing the high-voltage disconnecting link are arranged on the first supporting rod (9), a wire fixing assembly (17) is arranged at the lower end of the first fixing plate (3), and the second fixing plate (5) at the upper end of the first supporting rod (9) is lapped on a cross arm; the support rod II (18) is provided with a support block (2) for supporting the first fixing plate (3), the support rod II (18) is fixed on the cross arm through the third fixing plate (6), and the third fixing plate (6) is pressed above the second fixing plate (5); the fixing plate II (5) and the fixing plate I (3) are respectively provided with a clamping groove (16), the size of the clamping groove (16) corresponds to the size of the supporting rod II (18), and the supporting rod II (18) is clamped in the clamping groove (16); the support rod I (9) is provided with a handle (15) and a fixed pulley (7), one end of a steel wire rope (10) is connected with the handle (15), the other end of the steel wire rope (10) bypasses the fixed pulley (7) to be connected with the support rod I (3), and the support rod I (3) is connected with the support rod I (9) through a hoop III (12);
the working process of the high-voltage disconnecting link replacement fixing device is as follows: according to the distance between the high-voltage disconnecting link and the cross arm, the rotary handle (15) controls the length of the steel wire rope (10), so that the position of the first fixing plate (3) is adjusted, the distance between the first fixing plate (3) and the second fixing plate (5) is ensured to be matched with the distance between the high-voltage disconnecting link and the cross arm, and then a fastener on the third hoop (12) is screwed; the second fixing plate (5) at the upper end of the first supporting rod (9) is put on the cross arm, the third fixing plate (6) of the second supporting rod (18) is put on the cross arm, and the third fixing plate (6) is pressed above the second fixing plate (5); and then the second support rod (18) is pushed inwards, so that the second support rod (18) is clamped in the clamping groove (16), the first fixing plate (3) is supported by the support block (2), the fixation of the high-voltage disconnecting link is realized, and the surrounding wires are fixed by the wire fixing assembly (17).
2. The high-voltage disconnecting link replacement fixing device according to claim 1, wherein the second supporting rod (18) comprises an upper rod (4) and a lower rod (1), the lower rod (1) is provided with a threaded hole, the lower part of the upper rod (4) is positioned in the threaded hole, and the upper rod (4) and the lower rod (1) are connected together through threads.
3. The high-voltage disconnecting link replacement fixing device according to claim 1, wherein the wire fixing assembly (17) comprises a first hoop (11) and a second hoop (13), the first hoop (11) and the second hoop (13) are both installed on the first fixing plate (3), and the first hoop (11) and the second hoop (13) are connected together through a bolt (14).
4. The high-voltage disconnecting link replacement fixing device according to claim 1, wherein a hanging ring (8) is arranged on the first supporting rod (9).
5. The high-voltage disconnecting link replacement fixing device according to claim 1, wherein the steel wire rope (10) is sheathed with an insulating tube.
6. The high-voltage disconnecting link replacement fixing device according to claim 1, wherein the first fixing plate (3), the second fixing plate (5), the third fixing plate (6), the first supporting rod (9) and the second supporting rod (18) are made of insulating materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011069687.6A CN112259397B (en) | 2020-09-30 | 2020-09-30 | High-voltage disconnecting link replacement fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011069687.6A CN112259397B (en) | 2020-09-30 | 2020-09-30 | High-voltage disconnecting link replacement fixing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112259397A CN112259397A (en) | 2021-01-22 |
| CN112259397B true CN112259397B (en) | 2024-02-27 |
Family
ID=74233953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011069687.6A Active CN112259397B (en) | 2020-09-30 | 2020-09-30 | High-voltage disconnecting link replacement fixing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN112259397B (en) |
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| CN210855040U (en) * | 2019-10-24 | 2020-06-26 | 内蒙古伊泰煤炭股份有限公司 | Wire lifter |
| CN111342377A (en) * | 2020-02-28 | 2020-06-26 | 广东电网有限责任公司 | Maintenance tool and maintenance method for replacing anchor ear of ALSTOM disconnecting switch without power failure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN207759951U (en) * | 2018-01-26 | 2018-08-24 | 浙江泰仑电力集团有限责任公司 | Improved portable distribution transforming hanger |
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2020
- 2020-09-30 CN CN202011069687.6A patent/CN112259397B/en active Active
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| CN201234071Y (en) * | 2008-07-08 | 2009-05-06 | 辽宁省电力有限公司大连供电公司 | Knife switch inspection rack |
| CN202059078U (en) * | 2011-05-13 | 2011-11-30 | 河南省电力公司驻马店供电公司 | Special isolation frame for overhauls of GW4 type knife switches |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN112259397A (en) | 2021-01-22 |
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