CN220475265U - High-voltage circuit breaker overhauling tool - Google Patents
High-voltage circuit breaker overhauling tool Download PDFInfo
- Publication number
- CN220475265U CN220475265U CN202320704307.4U CN202320704307U CN220475265U CN 220475265 U CN220475265 U CN 220475265U CN 202320704307 U CN202320704307 U CN 202320704307U CN 220475265 U CN220475265 U CN 220475265U
- Authority
- CN
- China
- Prior art keywords
- clamping plate
- spring
- circuit breaker
- voltage circuit
- plate
- 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.)
- Active
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 238000004146 energy storage Methods 0.000 description 7
- 229910052742 iron Inorganic materials 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model belongs to the field of auxiliary tools for overhauling, in particular to a high-voltage circuit breaker overhauling tool which comprises a left spring clamping plate, a right spring clamping plate and an adjusting mechanism, wherein the left spring clamping plate and the right spring clamping plate are connected through the adjusting mechanism, the left spring clamping plate and the right spring clamping plate are arranged on two sides of the adjusting mechanism in parallel, the adjusting mechanism comprises a main shaft, a left-handed sleeve and a right-handed sleeve, two sides of the main shaft are respectively in threaded fit with the left-handed sleeve and the right-handed sleeve, the left end face of the left-handed sleeve is fixedly connected with the right end face of the left spring clamping plate, and the right end face of the right-handed sleeve is fixedly connected with the left end face of the right spring clamping plate.
Description
Technical Field
The utility model belongs to the field of auxiliary tools for overhauling, and particularly relates to a high-voltage circuit breaker overhauling tool.
Background
The high-voltage circuit breaker adopts a plurality of mechanism types, such as a pneumatic mechanism, an electromagnetic mechanism, a hydraulic mechanism, an electric mechanism, a spring mechanism and the like, but in actual operation, the spring mechanism is mostly used, the spring mechanism mainly uses a motor to store energy to stretch or compress the spring to provide energy, and the reliability of the mechanism is higher than that of other mechanisms in terms of operation. In recent years, along with transformation upgrading of a substation, a commonly adopted operating mechanism of a vacuum circuit breaker of a middle-mounted high-voltage cabinet is spring energy storage type operation, but when the spring energy storage type operating mechanism is in fault and needs to be disassembled and assembled in use, the disassembly and the assembly are quite difficult because the spring pressure value reaches about 30 kN, and four methods for disassembling and assembling the energy storage spring exist: firstly, inserting a screwdriver or a crow bar into a gap between springs to stretch the springs, and then disassembling the springs; secondly, after an iron wire penetrates into a gap between the springs, the iron wire is twisted by a clamp and a screwdriver to stretch the springs, and then the springs are disassembled; thirdly, inserting a screwdriver into a gap between the springs, matching with binding wires, bundling the tension springs, and then disassembling the tension springs; and the fourth is to disassemble and assemble various self-made simple tools.
The four dismounting modes have the following problems:
the first is that when the screw driver or the crow bar is inserted into the gap between the springs to stretch the springs, the screw driver is easy to slip off to hurt people.
The second kind uses the iron wire to penetrate the space between the spring after, cooperates tools such as clamp, screwdriver to twist up the iron wire and stretches the spring and twist off the iron wire easily, appear pressing from both sides and hurting finger and instrument, iron wire and splash injury people accident.
Thirdly, when the screwdriver is used for inserting the gap between the springs and is matched with the binding wires to bind the tension springs, the accidents of slipping of the screwdriver and broken binding wires to hurt people are easy to occur.
The fourth type of simple tool made by self is manufactured according to the specific size of each switch cabinet, and the simple tools with different sizes are manufactured due to the different sizes of the energy storage springs in the high-voltage switch cabinets of different types, so that the simple tools have no universality.
Disclosure of Invention
The utility model provides a high-voltage circuit breaker overhaul tool, which comprises a left spring clamping plate, a right spring clamping plate and an adjusting mechanism, wherein the left spring clamping plate and the right spring clamping plate are connected through the adjusting mechanism, and the left spring clamping plate and the right spring clamping plate are arranged on two sides of the adjusting mechanism in parallel.
The further preferable technical scheme is as follows: the adjusting mechanism comprises a main shaft, a left-handed sleeve and a right-handed sleeve, wherein two sides of the main shaft are respectively in threaded fit with the left-handed sleeve and the right-handed sleeve, the left end face of the left-handed sleeve is fixedly connected with the right end face of the left spring clamping plate, and the right end face of the right-handed sleeve is fixedly connected with the left end face of the right spring clamping plate.
The further preferable technical scheme is as follows: the lengths of the left-handed sleeve and the right-handed sleeve are 0.2-0.45 times of the length of the main shaft.
The further preferable technical scheme is as follows: the middle of the main shaft is provided with a spanner bayonet.
The further preferable technical scheme is as follows: the left spring clamping plate and the right spring clamping plate are respectively provided with a U-shaped through hole, the left spring clamping plate penetrates through the U-shaped through holes of the left spring clamping plate and is movably connected with the left spring clamping plate through a shaft pin, and the right spring clamping plate penetrates through the U-shaped through holes of the right spring clamping plate and is movably connected with the right spring clamping plate through a shaft pin.
The further preferable technical scheme is as follows: the novel spindle is characterized by further comprising a first fixing screw and a second fixing screw, wherein the first fixing screw and the second fixing screw penetrate through the left spring clamping plate and the right spring clamping plate, and the lengths of the first fixing screw and the second fixing screw are 1.8-2.5 times that of the spindle.
The further preferable technical scheme is as follows: still include left fixed plate and right fixed plate, left side fixed plate with all be provided with on the right fixed plate be in left-hand sleeve with the U type mouth that the right-hand sleeve suited, left side fixed plate with right fixed plate respectively in left-hand sleeve's bottom right-hand sleeve's bottom fixed connection.
The further preferable technical scheme is as follows: the first fixing screw rod and the second fixing screw rod penetrate through the left fixing plate and the right fixing plate.
The further preferable technical scheme is as follows: nuts are arranged on two sides of the first fixing screw and two sides of the second fixing screw.
The further preferable technical scheme is as follows: the first fixing screw rod, the second fixing screw rod and the left spring clamping plate are arranged in parallel.
The utility model provides a device maintenance tool which can be used for conveniently installing and detaching the energy storage spring of the operating mechanism of the vacuum circuit breaker in various types of middle-mounted high-voltage cabinets, is not easy to hurt people and has strong universality.
Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 shows a schematic structural diagram of a high voltage circuit breaker service tool of the present utility model;
fig. 2 shows a top view of a high voltage circuit breaker service tool of the present utility model;
FIG. 3 shows a front view of the left or right spring catch plate of a high voltage circuit breaker service tool of the present utility model;
fig. 4 shows a front view of a left or right fixing plate of a high voltage circuit breaker service tool of the present utility model.
Description of the drawings: 1. a left spring pull plate; 2. a left spring clamping plate; 3. a right spring clamping plate; 4. a right spring pull plate; 5. a main shaft; 6. a left-handed sleeve; 7. a right-handed sleeve; 8. a wrench bayonet; 9. a left fixing plate; 10. a right fixing plate; 11. a screw cap; 12. a first fixed screw; 13. a second fixed screw; 14. u-shaped through holes; 15. a U-shaped opening; 16. and (3) a spring.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
As shown in fig. 1, a high-voltage circuit breaker maintenance tool comprises a left spring pull plate 1, a right spring pull plate 4 and an adjusting mechanism, wherein the adjusting mechanism comprises a main shaft 5, a left-handed sleeve 6 and a right-handed sleeve 7. Processing two round steels with the length of 150mm and the diameter phi of 30mm into studs with left-handed external threads at the left end and right-handed external threads at the right end, namely a main shaft 5, processing two round steels with the length of 50mm and the diameter phi of 45mm into two sleeves matched with the sizes of threads at the two ends of the main shaft 57, and processing one sleeve into left-handed internal threads, namely a left-handed sleeve 6; the other is processed into right-handed internal threads, namely a right-handed sleeve 7, and the lengths of the left-handed sleeve 6 and the right-handed sleeve 7 are 0.3 times that of the main shaft 5.
As shown in fig. 2, two sides of the main shaft 5 are respectively in threaded fit with a left-handed sleeve 6 and a right-handed sleeve 7.
Two steel plates with length, width and thickness (125X 90X 6) mm are processed to manufacture a left spring clamping plate 2 and a right spring clamping plate 3.
As shown in fig. 3, the upper middle positions of the sides of the left spring clamping plate 2 and the right spring clamping plate 3 with the length of 90mm are cut off into U-shaped inner arcs with the width of 20mm and the depth of 30mm, so that a U-shaped through hole 14 is formed.
The left end face of the left-hand sleeve 6 is fixedly connected with the right end face of the left spring clamping plate 2, and the right end face of the right-hand sleeve 7 is fixedly connected with the left end face of the right spring clamping plate 3. The left spring clamping plate 2 and the right spring clamping plate 3 are arranged on two sides of the adjusting mechanism in parallel.
The middle end of the main shaft 5 is processed into a regular hexagonal wrench bayonet 8 with the length of 30 mm.
The special tools are clamped on two sides of the spring 16 in parallel, so that clamping plates of the spring 16 apply force to the energy storage spring 16 in parallel, the spring 16 is prevented from deforming in the stretching process, and the service life of the operating mechanism is prolonged;
still include left spring arm-tie 1 and right spring arm-tie 4, left spring cardboard 2 all is provided with U type through-hole 14 with right spring cardboard 3, and left spring arm-tie 1 link up the U type through-hole 14 of left spring cardboard 2 and pass through pivot swing joint with left spring cardboard 2, and right spring arm-tie 4 link up the U type through-hole 14 of right spring cardboard 3 and pass through pivot swing joint with right spring cardboard 3.
The novel clamping device is characterized by further comprising a first fixing screw rod 12 and a second fixing screw rod 13, wherein two round steels with the length of 270mm are processed into full-buckling screws with the diameter phi of 10mm, the first fixing screw rod 12 and the second fixing screw rod 13 are formed, through holes with the diameter phi of 10mm are drilled at the positions, which are 15mm away from the edges, of the two ends below the left spring clamping plate 2 and the right spring clamping plate 3, the positions, which are 90mm away from the edges, of the two ends of the left spring clamping plate 3, the positions, which are 15mm away from the edges, of the two ends of the left spring clamping plate 2 and the right spring clamping plate 3, the left spring clamping plate 3 through holes or the right spring clamping plate 3 through holes are formed, the first fixing screw rod 12 and the second fixing screw rod 13 penetrate through the left spring clamping plate 2 and the right spring clamping plate 3, and the length of the first fixing screw rod 12 and the second fixing screw rod 13 are 1.8 times the length of the main shaft 5.
The left-right rotation sleeve 7 and the left and right ends of the main shaft 5 are in positive and negative threaded fit, and the regular hexagon wrench bayonet 8 in the middle of the main shaft 5 is used for driving the left-right rotation sleeve and the left-right U-shaped spring clamping plate to move leftwards and rightwards to stretch the energy storage spring 16.
As shown in fig. 4, the left fixing plate 9 and the right fixing plate 10 are also included, the left fixing plate 9 and the right fixing plate 10 are respectively provided with a U-shaped opening 15 which is suitable for the left-handed sleeve 6 and the right-handed sleeve 7, and two steel plates with length, width and thickness (90×72.5×6) mm are processed to manufacture the left fixing plate 9 and the right fixing plate 10.
The upper middle positions of the sides of the left fixing plate 9 and the right fixing plate 10 with the length of 90mm are cut off into inner arcs with the width of 45mm and the depth of 22.5mm, so that a U-shaped opening is formed. The U-shaped openings of the left fixing plate 9 and the right fixing plate 10 are respectively welded at positions 20mm away from the two ends of the left-handed sleeve 66 and the right-handed sleeve 79.
The first fixing screw rod 12 and the second fixing screw rod 13 penetrate through the left fixing plate 9 and the right fixing plate 10, nuts 11 are arranged on two sides of the first fixing screw rod 12 and two sides of the second fixing screw rod 13, and the first fixing screw rod 12 and the second fixing screw rod 13 are arranged in parallel with the left spring clamping plate 2.
The left and right spring clamping plates 3 and the left and right fixing plates 10 fixed at the two ends of the left and right rotary sleeve 7 are arranged in parallel, and two balance screws penetrate through the left and right spring clamping plates 3 and the left and right fixing plates 10 in parallel at the two sides of the spring 16, so that the service life of the operating mechanism can be prolonged; meanwhile, the special tool is convenient to operate, personal injury accidents can not occur, personal equipment accidents are reduced, overhaul time is shortened, and overhaul cost is saved; in addition, the special tool is simple and convenient to manufacture, is not easy to damage, can be repeatedly used for a long time, and is particularly suitable for being popularized and used in tool manufacture and equipment maintenance.
Example 2
The high-voltage circuit breaker overhaul tool in application embodiment 1 comprises the following overhaul method:
the left spring clamping plate 2 and the right spring clamping plate 3 are respectively inserted into gaps of the springs 16, a spanner bayonet 8 on a main shaft 5 is rotated by a spanner to enable a left-handed sleeve 6 to move leftwards, a right-handed sleeve 7 moves rightwards to drive the left spring clamping plate 2 and the right spring clamping plate 3 to respectively move leftwards and rightwards to stretch the springs 16, the springs 16 are taken down, the left spring clamping plate 2 and the right spring clamping plate 3 are dismounted, and overhaul work of dismounting the springs is completed.
It should be noted that the terms "first," "second," and the like herein are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the present application described herein. In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings.
Although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (10)
1. The utility model provides a high-voltage circuit breaker overhauls instrument, its characterized in that includes left spring cardboard (2), right spring cardboard (3) and adjustment mechanism, left spring cardboard (2) and right spring cardboard (3) pass through adjustment mechanism connects, left spring cardboard (2) and right spring cardboard (3) parallel mount in adjustment mechanism both sides.
2. The high-voltage circuit breaker overhaul tool according to claim 1, wherein the adjusting mechanism comprises a main shaft (5), a left-handed sleeve (6) and a right-handed sleeve (7), two sides of the main shaft (5) are respectively in threaded fit with the left-handed sleeve (6) and the right-handed sleeve (7), the left end face of the left-handed sleeve (6) is fixedly connected with the right end face of the left spring clamping plate (2), and the right end face of the right-handed sleeve (7) is fixedly connected with the left end face of the right spring clamping plate (3).
3. A high voltage circuit breaker service tool according to claim 2, characterized in that the length of the left-hand sleeve (6) and the right-hand sleeve (7) is 0.2-0.45 times the length of the main shaft (5).
4. A high voltage circuit breaker service tool according to claim 3, characterized in that a spanner bayonet (8) is provided in the middle of the main shaft (5).
5. The high-voltage circuit breaker overhaul tool according to claim 4, further comprising a left spring pull plate (1) and a right spring pull plate (4), wherein the left spring pull plate (2) and the right spring pull plate (3) are respectively provided with a U-shaped through hole (14), the left spring pull plate (1) penetrates through the U-shaped through hole (14) of the left spring pull plate (2) and is movably connected with the left spring pull plate (2) through a shaft pin, and the right spring pull plate (4) penetrates through the U-shaped through hole (14) of the right spring pull plate (3) and is movably connected with the right spring pull plate (3) through a shaft pin.
6. The high voltage circuit breaker service tool according to claim 5, further comprising a first fixing screw (12), a second fixing screw (13), wherein the first fixing screw (12) and the second fixing screw (13) penetrate through the left spring clamping plate (2) and the right spring clamping plate (3), and the length of the first fixing screw (12) and the second fixing screw (13) is 1.8-2.5 times of the length of the main shaft (5).
7. The high-voltage circuit breaker overhaul tool according to claim 6, further comprising a left fixing plate (9) and a right fixing plate (10), wherein U-shaped openings (15) which are matched with the left-handed sleeve (6) and the right-handed sleeve (7) are formed in the left fixing plate (9) and the right fixing plate (10), and the left fixing plate (9) and the right fixing plate (10) are fixedly connected with the bottom of the left-handed sleeve (6) and the bottom of the right-handed sleeve (7) respectively.
8. A high voltage circuit breaker service tool according to claim 7, wherein the first and second fixing screws (12, 13) extend through the left and right fixing plates (9, 10).
9. The high voltage circuit breaker service tool according to claim 8, wherein nuts (11) are provided on both sides of the first and second fixing screws (12, 13).
10. The high-voltage circuit breaker service tool according to claim 9, wherein the first fixing screw (12) and the second fixing screw (13) are arranged in parallel with the left spring clamping plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320704307.4U CN220475265U (en) | 2023-04-03 | 2023-04-03 | High-voltage circuit breaker overhauling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320704307.4U CN220475265U (en) | 2023-04-03 | 2023-04-03 | High-voltage circuit breaker overhauling tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220475265U true CN220475265U (en) | 2024-02-09 |
Family
ID=89803726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320704307.4U Active CN220475265U (en) | 2023-04-03 | 2023-04-03 | High-voltage circuit breaker overhauling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220475265U (en) |
-
2023
- 2023-04-03 CN CN202320704307.4U patent/CN220475265U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204190235U (en) | A kind of dismantling device for isolating switch fastening spring | |
| CN201349057Y (en) | Fixer for conducting rod of transformer | |
| CN103144084B (en) | Auxiliary fixture for preventing bolt at process fastening point from follow-up rotation | |
| CN204365899U (en) | A kind of transmission line tower stay wire tools | |
| CN110065029A (en) | Pin assembling/disassembling tool and guide dismantling device | |
| CN202607600U (en) | Bolt detaching equipment | |
| CN220475265U (en) | High-voltage circuit breaker overhauling tool | |
| CN201900590U (en) | Special wrench for high-tension line lead spacers | |
| CN213319847U (en) | Folding cross spanner for automobile maintenance | |
| CN111276899B (en) | Fixture for robot for live replacement of ultrahigh voltage and ultrahigh voltage strain single insulator | |
| CN211163718U (en) | Oil drum cover dismounting spanner | |
| CN202622681U (en) | Locking puller | |
| CN202878244U (en) | Dismantling tool of energy storage spring | |
| CN202395345U (en) | 66KV novel knife-switch button contact mounting device | |
| CN112518644A (en) | Single-rod electrified bolt fastening tool | |
| CN202123491U (en) | Pin remover | |
| CN216299191U (en) | Electric valve drive screw and valve plate detacher | |
| CN202878243U (en) | Stretching tool of energy storage spring | |
| CN219633649U (en) | Building site old and useless bolt nut split device | |
| CN219704896U (en) | Live working overhauls spanner | |
| CN213616380U (en) | Bolt assembly and disassembly tools | |
| CN114069453B (en) | Electric fastening device for grounding hanging ring bolt | |
| CN220807175U (en) | Motor assembly and disassembly tools based on arm | |
| CN220499042U (en) | Tool for installing straight thread sleeve | |
| CN204487500U (en) | Multifunctional disassembling tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |