CN112207769B - Energy storage spring dismounting device of circuit breaker operating mechanism - Google Patents
Energy storage spring dismounting device of circuit breaker operating mechanism Download PDFInfo
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- CN112207769B CN112207769B CN202011107066.2A CN202011107066A CN112207769B CN 112207769 B CN112207769 B CN 112207769B CN 202011107066 A CN202011107066 A CN 202011107066A CN 112207769 B CN112207769 B CN 112207769B
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- 238000004146 energy storage Methods 0.000 title claims abstract description 25
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- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 230000002457 bidirectional effect Effects 0.000 claims description 18
- 238000012423 maintenance Methods 0.000 abstract description 8
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- 208000014674 injury Diseases 0.000 abstract description 2
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- 238000000034 method Methods 0.000 description 8
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
- B25B27/30—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same positioning or withdrawing springs, e.g. coil or leaf springs
Abstract
The invention discloses an energy storage spring dismounting device of a circuit breaker operating mechanism, which is characterized in that a push rod and a telescopic part are arranged, so that the telescopic part drives a push ring to push the push rod to do linear motion through extending motion, a clamp sleeved at the end part of the push rod stretches a spring, the spring is conveniently dismounted, the spring dismounting step is simplified, the labor cost is reduced, the risks of injury of maintenance personnel and equipment damage are reduced, and the equipment maintenance work efficiency is improved; but through setting up sharp slip and pivoted push rod, so that flexible part when promoting the throw-out collar and drive the push rod and move to the support tip, this moment, continue extension through flexible part, so that the throw-out collar drives the push rod and rotates, thereby make the push rod tip carry out the transmission through drive assembly and swivel nut and be connected, so that drive swivel nut when making the push rod pivoted rotates, so as to unscrew the bolt to spring both ends or one end, in order to realize the synchronous dismantlement of spring and connecting bolt, effectively improve the dismantlement efficiency of spring.
Description
Technical Field
The invention relates to the technical field of disassembling tools of circuit breaker operating mechanisms, in particular to a disassembling device for an energy storage spring of a circuit breaker operating mechanism.
Background
The circuit breaker with the spring operating mechanism is generally applied to a power grid, and the circuit breakers with 10kV, 35kV, 110kV, 220kV and even higher voltage levels adopt the spring operating mechanism as operating power, and account for more than 90%. During maintenance of the operating mechanism, such as replacement of a closing coil, an energy storage motor, a speed reducer and the like, and maintenance of a closing spring and replacement of an opening spring and a closing spring, the springs need to be disassembled and assembled, are high in elasticity and difficult to stretch, and are generally disassembled and assembled by using brute force, so that personnel and equipment are easily injured, and difficulty is brought to equipment maintenance; in the process of disassembling and assembling the spring, the spring is required to be stretched and then the bolts at the two ends of the spring are unscrewed to disassemble the spring, the stretching of the spring and the unscrewing of the connecting bolt are required to be carried out synchronously, the connecting bolt is manually unscrewed while the spring is generally required to be stretched, the operation is difficult, and the operation can not be carried out by one hand.
Disclosure of Invention
The invention aims to provide a dismounting device for an energy storage spring of a circuit breaker operating mechanism aiming at overcoming the defects in the prior art, and aims to solve the problems that the energy storage spring of the circuit breaker operating mechanism is difficult to dismount and the spring and a connecting bolt cannot be dismounted simultaneously in the dismounting process.
The invention provides a disassembly and assembly device for an energy storage spring of a circuit breaker operating mechanism, which comprises a support, push rings, push rods, a hoop, a telescopic part and a threaded sleeve, wherein the push rings are slidably arranged at two ends of the support; the clamp is adjustably arranged at the end part of the push rod through an adjusting component; the bottoms of the push rings are connected through the telescopic parts; the threaded sleeves can be rotatably arranged at two ends or one end of the support, and the push rings slide at two ends of the support through the telescopic parts so as to push the end parts of the push rods to move to the end parts of the threaded sleeves; the push ring drives the push rod to rotate through continuous movement, so that the push rod drives the threaded sleeve to rotate through the transmission assembly.
Furthermore, a spiral groove is formed in the push rod, a guide protrusion is arranged in the push ring, the guide protrusion is located in the spiral groove, and the push ring pushes the push rod to perform linear motion and rotation through the guide protrusion.
Furthermore, a first annular limiting groove and a second annular limiting groove are formed in two ends of the support, and the first annular limiting groove is communicated with the second annular limiting groove through a sliding groove; a round block is arranged at the end part of the push rod, limiting bulges are arranged on two sides of the round block, and the limiting bulges can be movably positioned in the first annular limiting groove and the second annular limiting groove; the diameter of spout is less than first annular spacing groove with the second annular spacing groove, the spout with spacing arch carries out clearance fit.
Furthermore, the transmission assembly comprises a first bevel gear and a second bevel gear, a groove is formed in the round block, the first bevel gear is arranged in the groove, the second bevel gear is connected to the end portion of the threaded sleeve, and the first bevel gear is in meshing transmission with the second bevel gear through sliding of the push rod.
Furthermore, the end part of the second bevel gear is connected with a rotating rod, and one end of the rotating rod penetrates through the support to be connected with a rotating drum.
Furthermore, the adjusting component comprises a sleeve-joint part and a bidirectional screw rod, the sleeve-joint part is sleeved on the end part of the push rod, and the bidirectional screw rod is rotatably arranged on the sleeve-joint part; the clamp is connected to the bidirectional screw.
Further, the clamp includes first clamp and second clamp, first clamp threaded connection in the one end of two-way screw rod, second clamp threaded connection in the other end of two-way screw rod, so that two-way screw rod is through rotating in order to drive first clamp with the second clamp carries out the regulation of aperture.
Furthermore, a first limiting rod is arranged on the first hoop and the second hoop, and the first limiting rod can be movably positioned in the sleeving part; and the first clamp and the second clamp are provided with spiral clamping grooves for clamping springs.
Furthermore, the telescopic component is a hydraulic push rod or an electric push rod, and two ends of the telescopic component are connected to the bottoms of the push rings on two sides of the support.
Furthermore, a limiting pipe is arranged on the support, a second limiting rod is arranged at the end of the push rod, and the second limiting rod is located in the limiting pipe.
Compared with the prior art, the method has the following beneficial effects:
1. the push rod and the telescopic component are arranged, so that the telescopic component drives the push ring to push the push rod to perform linear motion through extension motion, the hoop sleeved at the end part of the push rod stretches the spring, the spring is convenient to disassemble and assemble, the spring disassembling and assembling steps are simplified, the spring is convenient to carry, the labor cost is effectively reduced, the risks of injury of maintenance personnel and equipment damage are reduced, and the equipment overhauling work efficiency is improved;
2. the push rod capable of sliding and rotating linearly is arranged, so that when the telescopic component pushes the push ring to drive the push rod to move to the end part of the support, the push ring drives the push rod to rotate through continuous extension of the telescopic component, the end part of the push rod is in transmission connection with the threaded sleeve through the transmission assembly, the push rod drives the threaded sleeve to rotate while rotating, bolts at two ends or one end of the spring are unscrewed, synchronous disassembly of the spring and the connecting bolt is achieved, and disassembly efficiency of the spring is effectively improved;
3. the rotary drum is arranged, so that the connecting bolt is screwed up through the rotary drum in the spring stretching and mounting process, and the mounting efficiency of the spring is effectively improved;
4. through set up adjusting device on the clamp to the realization is adjusted the clamp aperture, thereby realizes carrying out the chucking dismouting to the spring of equidimension not, effectively improves dismouting device's suitability.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only preferred embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic diagram of an energy storage spring mounting and dismounting device of a circuit breaker operating mechanism according to the present invention;
FIG. 2 is a bottom view of an energy storage spring assembly and disassembly apparatus for a circuit breaker operating mechanism according to the present invention;
FIG. 3 is an axial view of an energy storage spring mounting and dismounting device for a circuit breaker operating mechanism according to the present invention;
FIG. 4 is an enlarged view of a portion A of the energy storage spring mounting and dismounting device of the circuit breaker operating mechanism according to the present invention;
FIG. 5 is an enlarged view of a portion B of the energy storage spring mounting and dismounting device of the circuit breaker operating mechanism according to the present invention;
FIG. 6 is a top view of an energy storage spring assembly and disassembly apparatus for a circuit breaker operating mechanism in accordance with the present invention;
fig. 7 is a sectional view of the section A-A of the device for dismounting and mounting the energy storage spring of the circuit breaker operating mechanism.
In the figures, 1-stent; 2-pushing a ring; 3-a push rod; 4, clamping a hoop; 5-a telescoping member; 6-thread insert; 7-an adjustment assembly; 8-a transmission assembly; 11-a first annular limiting groove; 12-a second annular restraint slot; 13-a chute; 14-a limiting tube; 15-rectangular holes; 21-a guide projection; 31-helical groove; 32-round blocks; 33-a limit bump; 41-a first clip; 42-a second clip; 71-a socket joint part; 72-a two-way screw; 73-a first stop bar; 74-a bump; 81-a first bevel gear; 82-a second bevel gear; 83-rotating rod; 84-a rotating drum; 401-a second stop bar; 402-helical card slot.
Detailed Description
For a better understanding of the present invention, its structure, and the functional features and advantages attained by its structure, reference is made to the following detailed description of the preferred embodiments taken in conjunction with the accompanying drawings, in which:
example 1:
as shown in fig. 1 to 7, the invention provides a device for dismounting and mounting an energy storage spring of a circuit breaker operating mechanism, which comprises a support 1, push rings 2, push rods 3, a hoop 4, a telescopic component 5 and a threaded sleeve 6, wherein the push rings 2 are slidably arranged at two ends of the support 1, the push rods 3 are arranged at two ends of the support 1, and the push rings 2 are sleeved on the push rods 3 so as to drive the push rods 3 to move through the movement of the push rings 2; the clamp 4 is adjustably arranged at the end part of the push rod 3 through an adjusting component 7, so that the clamp 4 can adjust the opening degree through the adjusting component 7; the bottoms of the push rings 2 are connected through a telescopic part 5, so that the push rings 2 are driven to do linear motion through the extending motion of the telescopic part 5, and the push rods 3 are pushed to do motion; the screw sleeve 6 can be rotatably arranged at two ends or one end of the bracket 1 through a bearing so as to disassemble connecting bolts at two ends or one end of the spring through the rotatable screw sleeve 6; the push ring 2 slides at two ends of the support 1 through the telescopic motion of the telescopic part 5 to push the end part of the push rod 3 to move to the end part of the threaded sleeve 6, at the moment, the push ring 2 drives the push rod 3 to rotate through continuous motion, so that the push rod 3 drives the threaded sleeve 6 to rotate through the transmission assembly 8, connecting bolts connected to two ends or one end of the spring are unscrewed, and the spring is rapidly disassembled and assembled; through setting up push rod 3 and telescopic part 5 to make telescopic part 5 drive throw-out collar 2 through the motion of stretching out and promote push rod 3 and carry out linear motion, so that cup joint and stretch the spring in the clamp 4 of 3 tip of push rod, so as to carry out the dismouting to the spring, simplify the spring dismouting step, portable effectively reduces the hand labor cost and reduces the risk that maintenance personal is injured and equipment damages, improve equipment maintenance work efficiency.
Specifically, the telescopic part 5 is a hydraulic push rod or an electric push rod, and two ends of the telescopic part 5 are connected to the bottoms of the push rings 2 on two sides of the support 1; rectangular holes 15 are formed in the bottoms of the two ends of the support 1, the push ring 2 is limited in the rectangular holes 15 through a connecting sheet, and the telescopic component 5 is connected to the connecting sheet so as to limit the push block in grooves in the two sides of the support 1 through the telescopic component 5; furthermore, the telescopic part 5 can also be a jack, so that the jack is connected with a manual hydraulic pump, and the telescopic movement of the jack is controlled by the manual hydraulic pump.
Example 2:
as shown in fig. 3 to 5, in combination with the technical solution of embodiment 1, in this embodiment, a spiral groove 31 is formed on a push rod 3, a guide protrusion 21 is arranged in a push ring 2, the guide protrusion 21 is located in the spiral groove 31, and the push ring 2 pushes the push rod 3 to perform linear motion and rotation through the guide protrusion 21; when the telescopic part 5 extends out, the push ring 2 is pushed to move in the groove on the bracket 1, and the push ring 2 pushes the push rod 3 to move linearly through the guide protrusion 21 in the moving process; when the push ring 2 pushes the push rod 3 to move to the end part of the push rod 3 located at the end part of the threaded sleeve 6, the telescopic part 5 continues to extend out to drive the push ring 2 to continue to perform linear motion, so that the spiral groove 31 is driven by the limiting bulge 33, the push rod 3 rotates, and the push rod 3 drives the threaded sleeve 6 to rotate through the transmission assembly 8 so as to unscrew the connecting bolt.
Specifically, a first annular limiting groove 11 and a second annular limiting groove 12 are arranged at two ends of the bracket 1, and the first annular limiting groove 11 is communicated with the second annular limiting groove 12 through a sliding groove 13; the tip of push rod 3 is equipped with circle piece 32, and both sides are equipped with spacing arch 33 on the circle piece 32, and spacing arch 33 can movably be located first annular spacing groove 11 and second annular spacing groove 12 to make circle piece 32 on the push rod 3 carry out linear motion between first annular spacing groove 11 and second annular spacing groove 12, first switching-over spacing groove is push rod 3 linear motion's initiating terminal, and second annular spacing groove 12 is push rod 3 linear motion's the end most.
Specifically, the diameter of the sliding groove 13 is smaller than the first annular limiting groove 11 and the second annular limiting groove 12 so as to limit the movement distance of the round block 32; the sliding groove 13 is in clearance fit with the limiting protrusion 33, so that the round block 32 can perform linear motion between the first annular limiting groove 11 and the second annular limiting groove 12; further, when the push ring 2 pushes the push rod 3 to drive the round block 32 to move to the second annular limiting groove 12, the limiting protrusion 33 on the round block 32 is located in the second annular limiting groove 12 at this time to limit the round block 32 and the push rod 3 to continue to perform linear motion; at this time, as the push ring 2 continues to perform the extending linear motion, the linear motion of the push ring 2 is converted into the rotation of the push rod 3 under the matching of the guide protrusion 21 of the push ring 2 and the spiral groove 31 on the push rod 3, so that the round block 32 drives the threaded sleeve 6 to rotate through the transmission assembly 8, and the connecting bolt is disassembled; when the telescopic part 5 is retracted, the push ring 2 pushes the push rod 3 to drive the round block 32 to move into the first annular limiting groove 11, and the limiting protrusion 33 on the round block 32 is located in the first annular limiting groove 11 at the moment so as to limit the round block 32 and the push rod 3 to continue to move linearly; at this time, as the push ring 2 continues to perform linear contraction movement, the linear movement of the push ring 2 is converted into rotational return movement of the push rod 3 by the cooperation of the guide protrusion 21 of the push ring 2 and the spiral groove 31 on the push rod 3, so that the push ring 2 can be contracted and returned.
But through setting up rectilinear sliding and pivoted push rod 3, so that telescopic part 5 when promoting the throw-out collar 2 and drive push rod 3 and move 1 tip of support, this moment, continue extension through telescopic part 5, so that throw-out collar 2 drives push rod 3 and rotates, thereby make 3 tip of push rod carry out the transmission through drive assembly 8 and swivel nut 6 and be connected, so that drive swivel nut 6 when making push rod 3 pivoted and rotate, unscrew with the bolt to spring both ends or one end, dismantle with the synchronization that realizes spring and connecting bolt, effectively improve the dismantlement efficiency of spring.
Example 3:
as shown in fig. 3 to 7, in combination with the technical solution of embodiment 2, in this embodiment, the transmission assembly 8 includes a first bevel gear 81 and a second bevel gear 82, a groove is formed on the round block 32, the first bevel gear 81 is disposed in the groove, the second bevel gear 82 is connected to the end of the threaded sleeve 6, the first bevel gear 81 is in meshing transmission with the second bevel gear 82 through the sliding of the push rod 3, so that the first bevel gear 81 is meshed with the second bevel gear 82 when the push rod 3 drives the round block 32 to move to the end of the threaded sleeve 6, so that the round block 32 rotates to drive the first bevel gear 81 to rotate, and the second bevel gear 82 rotates to unscrew and disassemble the connecting bolt.
Specifically, the end of the second bevel gear 82 is connected with a rotating rod 83, one end of the rotating rod 83 penetrates through the support 1 to be connected with a rotating drum 84, so that the connecting bolt during spring installation is manually pre-screwed or screwed through a tool through the rotating drum 84, the connecting bolt is screwed through the rotating drum 84 in the spring stretching installation process, and the installation efficiency of the spring is effectively improved.
Specifically, the adjusting assembly 7 comprises a sleeving part 71 and a bidirectional screw 72, wherein the sleeving part 71 is sleeved in an annular groove at the end part of the push rod 3, so that the sleeving part 71 moves linearly along with the push rod 3; the sleeving part 71 is intermittently matched with the push rod 3, so that the sleeving part 71 does not rotate in the rotating process of the push rod 3; furthermore, a protrusion 74 is arranged at the bottom of the sleeving part 71, a limit groove is arranged on the push ring 2, and the protrusion 74 is positioned in the limit groove to limit the rotation of the sleeving part 71, so that the hoop 4 can always keep linear operation without rotation when the spring is stretched; the bidirectional screw 72 is rotatably arranged on the sleeving part 71 and limited on the sleeving part 71; the hoop 4 is connected to the bidirectional screw 72, so that when the bidirectional screw 72 rotates on the sleeving part 71, the hoops 4 at two ends of the bidirectional screw 72 perform telescopic motion; the adjusting device is arranged on the clamp 4 to adjust the opening degree of the clamp 4, so that springs of different sizes can be clamped and disassembled, the applicability of the disassembling device is effectively improved, and the device is suitable for disassembling and assembling springs of CT27-1, CT14, CT10-A, CT19-I, CT19-II spring operating mechanisms, CTG type operating mechanisms and other operating mechanisms.
Specifically, the clamp 4 includes a first clamp 41 and a second clamp 42, the first clamp 41 is in threaded connection with one end of the bidirectional screw 72, and the second clamp 42 is in threaded connection with the other end of the bidirectional screw 72, so that the bidirectional screw 72 rotates to drive the first clamp 41 and the second clamp 42 to adjust the opening degree; the thread turning directions of the two ends of the bidirectional screw 72 are arranged in opposite directions, so that in the rotating process of the bidirectional screw 72, the first hoop 41 and the second hoop 42 at the two ends of the bidirectional screw 72 perform relative movement to realize the telescopic movement of the first hoop 41 and the second hoop 42, and thus the opening degree adjustment of the hoops 4 is realized.
Example 4:
as shown in fig. 3 and 4, with reference to the technical solution of embodiment 3, in this embodiment, a first limiting rod 73 is disposed on the first band 41 and the second band 42, and the first limiting rod 73 is movably located in the sleeving part 71, so that the first band 41 and the second band 42 are limited by the first limiting rod 73 sliding in the sleeving part 71, so as to prevent the bidirectional screw 72 from driving the first band 41 and the second band 42 to rotate together in the rotating process; be equipped with the helical groove 402 that is used for chucking spring on first clamp 41 and the second clamp 42 to carry out the chucking through helical groove 402 to the both ends of helical spring, the problem that breaks away from appears when effectively reducing clamp 4 and stretching the spring appears.
Specifically, the support 1 is provided with a limiting pipe 14, the end of the push rod 3 is provided with a second limiting rod 401, and the second limiting rod 401 is located in the limiting pipe 14, so that the limit of the push rod 3 is realized through the clearance fit between the second limiting rod 401 and the limiting pipe 14, and the push rod 3 can perform stable linear motion and rotation on the support 1.
The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any manner. Those skilled in the art can make many possible variations and modifications to the disclosed solution, or modify equivalent embodiments using the teachings set forth above, without departing from the scope of the claimed solution. Therefore, any modification, equivalent change and modification made to the above embodiments according to the technology of the present invention are within the protection scope of the present invention, unless the content of the technical solution of the present invention is departed from.
Claims (9)
1. The energy storage spring dismounting device for the circuit breaker operating mechanism is characterized by comprising a support (1), push rings (2), push rods (3), a hoop (4), a telescopic part (5) and a threaded sleeve (6), wherein the push rings (2) are slidably arranged at two ends of the support (1), the push rods (3) are arranged at two ends of the support (1), and the push rings (2) are sleeved on the push rods (3); the clamp (4) is adjustably arranged at the end part of the push rod (3) through an adjusting component (7); the bottoms of the push rings (2) are connected through the telescopic parts (5); the threaded sleeve (6) can be rotatably arranged at two ends or one end of the support (1), and the push ring (2) slides at two ends of the support (1) through the telescopic part (5) so as to push the end part of the push rod (3) to move to the end part of the threaded sleeve (6); the push ring (2) drives the push rod (3) to rotate through continuous movement, so that the push rod (3) drives the threaded sleeve (6) to rotate through a transmission assembly (8) in a bevel gear transmission mode;
be equipped with on push rod (3) helicla flute (31), be equipped with direction arch (21) in push ring (2), direction arch (21) are located in helicla flute (31), push ring (2) pass through direction arch (21) promote push rod (3) carry out linear motion and rotation.
2. The energy storage spring dismounting device for the circuit breaker operating mechanism according to claim 1, wherein a first annular limiting groove (11) and a second annular limiting groove (12) are arranged at two ends of the support (1), and the first annular limiting groove (11) is communicated with the second annular limiting groove (12) through a sliding groove (13); a round block (32) is arranged at the end part of the push rod (3), limiting bulges (33) are arranged on two sides of the round block (32), and the limiting bulges (33) can be movably positioned in the first annular limiting groove (11) and the second annular limiting groove (12); the diameter of the sliding groove (13) is smaller than that of the first annular limiting groove (11) and that of the second annular limiting groove (12), and the sliding groove (13) is in clearance fit with the limiting protrusion (33).
3. The device for dismounting the energy storage spring of the operating mechanism of the circuit breaker according to claim 2, wherein the transmission assembly (8) comprises a first bevel gear (81) and a second bevel gear (82), the round block (32) is provided with a groove, the first bevel gear (81) is arranged in the groove, the second bevel gear (82) is connected to the end of the threaded sleeve (6), and the first bevel gear (81) is in meshing transmission with the second bevel gear (82) through the sliding of the push rod (3).
4. The device for detaching and installing the energy storage spring of the operating mechanism of the circuit breaker according to claim 3, characterized in that a rotating rod (83) is connected to the end of the second bevel gear (82), and a rotating drum (84) is connected to one end of the rotating rod (83) through the bracket (1).
5. The energy storage spring dismounting device of the circuit breaker operating mechanism according to any one of claims 1 to 4, wherein the adjusting assembly (7) comprises a sleeve joint part (71) and a bidirectional screw rod (72), the sleeve joint part (71) is sleeved on the end part of the push rod (3), and the bidirectional screw rod (72) is rotatably arranged on the sleeve joint part (71); the hoop (4) is connected to the bidirectional screw rod (72).
6. The energy storage spring dismounting device of claim 5, wherein said clamp (4) comprises a first clamp (41) and a second clamp (42), said first clamp (41) is screwed to one end of said two-way screw (72), said second clamp (42) is screwed to the other end of said two-way screw (72), so that said two-way screw (72) rotates to drive said first clamp (41) and said second clamp (42) to adjust the opening degree.
7. The energy storage spring dismounting device of the circuit breaker operating mechanism according to claim 6, wherein a first limiting rod (73) is arranged on the first clamp (41) and the second clamp (42), and the first limiting rod (73) is movably located in the sleeve part (71); and the first clamping hoop (41) and the second clamping hoop (42) are provided with spiral clamping grooves (402) for clamping springs.
8. The energy storage spring dismounting device of the circuit breaker operating mechanism according to claim 1, wherein the telescopic component (5) is a hydraulic push rod or an electric push rod, and two ends of the telescopic component (5) are connected to the bottoms of the push rings (2) on two sides of the support (1).
9. The energy storage spring dismounting device for the circuit breaker operating mechanism according to claim 7, wherein a limiting tube (14) is arranged on the support (1), a second limiting rod (401) is arranged at the end of the push rod (3), and the second limiting rod (401) is located in the limiting tube (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011107066.2A CN112207769B (en) | 2020-10-16 | 2020-10-16 | Energy storage spring dismounting device of circuit breaker operating mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011107066.2A CN112207769B (en) | 2020-10-16 | 2020-10-16 | Energy storage spring dismounting device of circuit breaker operating mechanism |
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| Publication Number | Publication Date |
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| CN112207769A CN112207769A (en) | 2021-01-12 |
| CN112207769B true CN112207769B (en) | 2022-01-04 |
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| CN202011107066.2A Active CN112207769B (en) | 2020-10-16 | 2020-10-16 | Energy storage spring dismounting device of circuit breaker operating mechanism |
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| CN113290525B (en) * | 2021-06-10 | 2022-06-24 | 广东韶钢工程技术有限公司 | Disassembling tool for spring bearing and using method thereof |
| CN114800389B (en) * | 2022-04-07 | 2024-01-26 | 国网江苏省电力有限公司宝应县供电分公司 | Adjustable vacuum circuit breaker energy storage spring assembling and disassembling tool |
| CN115070698B (en) * | 2022-05-12 | 2023-12-08 | 安徽悦众车身装备有限公司 | Rear axle spring press mounting tool device |
| CN115881480B (en) * | 2023-02-03 | 2023-12-12 | 大唐苏州热电有限责任公司 | Circuit breaker spring assembly quality |
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| DE9308869U1 (en) * | 1993-06-15 | 1993-09-16 | Weitner Werner | Spring tensioning device |
| CN201295890Y (en) * | 2008-06-06 | 2009-08-26 | 王辉 | Convenient screwdriver |
| TW201004750A (en) * | 2008-07-16 | 2010-02-01 | Yakita Metal Industry Co Ltd | Clamping apparatus for the shock absorbing spring |
| CN104589280A (en) * | 2015-02-05 | 2015-05-06 | 国家电网公司 | Spiral spring fixture |
| CN109249349B (en) * | 2017-07-12 | 2021-10-01 | 平高集团有限公司 | Spring assembly auxiliary loading and unloading tool |
| CN110744485A (en) * | 2019-09-09 | 2020-02-04 | 贵州电网有限责任公司 | Circuit breaker energy storage spring assists dismouting device |
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2020
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Address after: No. 32 Haifu Road, Meilan District, Haikou City, Hainan Province, 571100 Patentee after: Haikou Substation Operation and Inspection Branch of Hainan Power Grid Co.,Ltd. Address before: No.23, hairuihou Road, Longhua District, Haikou City, Hainan Province, 570100 Patentee before: HAINAN POWER GRID Co.,Ltd. HAINAN POWER TRANSMISSION AND SUBSTATION MAINTENANCE BRANCH |