CN211439808U - Energy storage motor specialized tool subassembly is changed to circuit breaker exempts from to tear open spring - Google Patents
Energy storage motor specialized tool subassembly is changed to circuit breaker exempts from to tear open spring Download PDFInfo
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- CN211439808U CN211439808U CN201921944686.4U CN201921944686U CN211439808U CN 211439808 U CN211439808 U CN 211439808U CN 201921944686 U CN201921944686 U CN 201921944686U CN 211439808 U CN211439808 U CN 211439808U
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- 238000004146 energy storage Methods 0.000 title claims abstract description 48
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 238000005452 bending Methods 0.000 claims abstract description 16
- 239000013013 elastic material Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 abstract description 4
- 238000010168 coupling process Methods 0.000 abstract description 4
- 238000005859 coupling reaction Methods 0.000 abstract description 4
- 230000008859 change Effects 0.000 description 5
- 210000000080 chela (arthropods) Anatomy 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model relates to a high voltage circuit breaker technical field especially relates to a circuit breaker exempts from to tear open spring and changes energy storage motor specialized tool subassembly. Comprises a stretch bending spring mechanism, a cylindrical head inner hexagonal screw replacer and a special pliers for disassembling a chain movable joint. The stretch bending spring mechanism comprises a spring spiral rod hook, a spring spiral rod hook frame, a fastening nut and a ratchet spanner, wherein the head of the spring spiral rod hook is of a hook type and hooks the energy storage spring of the circuit breaker, and the ratchet spanner drives the fastening nut to rotate and further drives the spring spiral rod hook to move to stretch and bend the energy storage spring of the circuit breaker. The hexagonal socket head cap screw replacer includes hexagonal plate, circular cover and annular magnet, and the annular magnet rigid coupling is in circular cover, and hexagonal plate one end rigid coupling is in circular cover, and hexagonal socket head cap screw replacer is used for dismantling the interior hexagonal socket head cap screw of cylinder in the circuit breaker. The jaw of the special pliers for disassembling the movable joint of the chain is hook-shaped and is used for disassembling the movable joint of the chain.
Description
Technical Field
The utility model relates to a high voltage circuit breaker technical field especially relates to a circuit breaker energy storage motor dismouting specialized tool.
Background
With the improvement of the dependence of the modern society on electric energy, areas with high power consumption density have higher requirements on the safety and reliability of the supply of the electric energy, and further have higher and higher requirements on the reliability of power supply equipment.
High-voltage switch cabinets serving as important equipment in power transmission and distribution systems have important functions of opening and closing power lines, line fault relay protection and the like. The circuit breaker is a key component in the high-voltage switch cabinet.
The existing stage ZN63A (VS1) type circuit breaker has become a conventional configuration circuit breaker of a 10kV center-placed cabinet, the proportion of the occupancy of 10kV circuit breaker equipment is large, and the following problems exist when the existing stage ZN63A (VS1) type circuit breaker is operated:
1) after the ZN63A (VS1) type circuit breaker is overhauled, the circuit breaker is opened and closed to test operation, and the condition that the energy storage motor is burnt can often appear. The situation of the energy storage motor burning loss is very sudden, and the energy storage motor must be replaced on site in time.
2) The energy storage motor is fixed on the framework by 7 screws, and 2 closing springs are arranged on two sides of the energy storage motor, so that the 2 closing springs are required to be removed when the screws are removed due to the limitation of space, and the working difficulty and the working time for replacing the energy storage motor are greatly increased.
3) The dismantlement of closing a floodgate spring lacks specialized tool, has certain degree of difficulty and safe risk.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of above-mentioned prior art, the utility model provides a circuit breaker exempts from to tear open spring and changes energy storage motor specialized tool subassembly can realize exempting from to tear open spring and change circuit breaker energy storage motor, shortens the motor and changes the time to the security is higher.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a special tool assembly for replacing an energy storage motor of a breaker disassembly-free spring comprises a stretch bending spring mechanism, a cylindrical head inner hexagon screw replacer and special pliers for disassembling a chain movable joint.
The stretch bending spring mechanism comprises a spring spiral rod hook, a spring spiral rod hook frame, a fastening nut and a ratchet wrench, the spring spiral rod hook is installed on the spring spiral rod hook frame, the spring spiral rod hook frame is installed on a shell of the circuit breaker, the spring spiral rod hook is connected with the fastening nut through threads, the head of the spring spiral rod hook is in a hook shape, an energy storage spring of the circuit breaker is hooked, the ratchet wrench drives the fastening nut to rotate, and then the spring spiral rod hook is driven to move to stretch bend the energy storage spring of the circuit breaker.
The hexagonal socket head cap screw replacer includes hexagonal plate, circular cover and annular magnet, and the annular magnet rigid coupling is in circular cover, and hexagonal plate one end rigid coupling is in circular cover, and hexagonal socket head cap screw replacer is used for dismantling the interior hexagonal socket head cap screw of cylinder in the circuit breaker.
The jaw of the special pliers for disassembling the movable joint of the chain is hook-shaped and is used for disassembling the movable joint of the chain.
The stretch bending spring mechanism further comprises a bearing seat, a bearing and a bearing seat end cover, the bearing seat is installed on the spring screw rod hook frame, the bearing is installed inside the bearing seat, the bearing seat end cover is installed at the end portion of the bearing seat, and the fastening nut is installed on the bearing seat.
The stretch bending spring mechanism further comprises a spring protection pad, the spring protection pad is fixed on the inner side of the hook-shaped head of the spring spiral rod hook, and the spring protection pad is made of elastic materials.
The hexagonal plate is an L-shaped regular hexagonal prism.
The special pliers for disassembling the movable joint of the chain comprise pliers mouths, pliers handles, energy storage springs and rotating shafts; the clamp mouth is hinged with the clamp handles through a rotating shaft, the energy storage spring is arranged between the two clamp handles, and the clamp mouth is of a hook shape.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model comprises a stretch bending spring mechanism, a cylindrical head inner hexagon screw replacer and a special pliers for disassembling the movable joint of the chain; the spring mechanism that bends draws circuit breaker energy storage spring and bends, and then spills interior hexagonal screw, dismantles interior hexagonal screw through hexagon socket head cap screw replacer in the cylinder head, exempts from the dismouting switching-on spring, just can conveniently dismantle interior hexagonal screw, and then changes the energy storage motor, can avoid the safety risk because of the dismouting spring causes.
2. Use the utility model discloses dismantle energy storage motor, can avoid dismouting combined floodgate spring, can shorten the motor change time greatly, expect can shorten change time more than 30 minutes.
3. The utility model discloses hexagonal screw replacer in cylinder head includes hexagonal board, circular cover and annular magnet, and hexagonal screw is outside including circular cover, and magnetic force through annular magnet is fixed, and rotatory hexagonal board can be fast convenient dismantles interior hexagonal screw.
4. The utility model discloses dismantle the pincers mouth of the special pincers of chain union is the crotch type, hooks the chain union, can be quick dismantle the chain get off.
5. The utility model discloses the range of application is wide, can be applied to all ZN63A type circuit breakers and close circuit breaker.
Drawings
Fig. 1 is a schematic view of a portion of a high voltage circuit breaker to be serviced;
FIG. 2 is a schematic view of the working state of the stretch bending spring mechanism of the present invention;
FIG. 3 is a schematic structural view of the stretch bending spring mechanism of the present invention;
FIG. 4 is a schematic view of a spring being stretch-bent;
FIG. 5 is a schematic structural view of the socket head cap screw replacer of the present invention;
fig. 6 is a schematic structural view of the special pliers for disassembling the movable joint of the chain.
In the figure: 1-part to be repaired of high-voltage circuit breaker 1-motor to be replaced 1-2-7 cylindrical head socket head cap screws to be disassembled 1-3-energy storage springs to be bent 1-4-chain to be disassembled 1-5-shell 1-6 riser 3-bending spring mechanism 3-1-spring protection pad 3-2-spring screw hook 3-spring screw hook frame 3-4-shaft 3-5-pawl 3-6-bearing seat 3-7-bearing 3-8-bearing seat cover 3-9-ratchet wrench main body 3-10-fastening nut 3-11-ratchet 3-12-direction adjusting head 3-13-spring 3-14 handle 4-cylindrical head socket head cap screw replacer 4-1-hexagonal wrench 4-2-circular sleeve 4-3-ring Special pliers 5-1 for magnet 5-disassembling chain movable joint, pliers mouth 5-2, pliers handle 5-3, energy storage spring 5-4 and rotating shaft
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:
as shown in figure 1, the repair part 1 of the high-voltage circuit breaker comprises a motor 1-1 to be replaced, 7 socket head cap screws 1-2 to be disassembled, an energy storage spring 1-3 to be bent and a chain 1-4 to be disassembled. The high-voltage circuit breaker comprises a shell 1-5 and a vertical plate 1-6.
As shown in fig. 2, 3 and 4, the stretch-bending spring mechanism 3 comprises a spring protection pad 3-1, a spring spiral rod hook 3-2, a spring spiral rod hook frame 3-3, a fastening nut 3-10, a bearing seat 3-6, a bearing 3-7, a bearing seat end cover 3-8 and a ratchet wrench. The ratchet wrench is an existing product and comprises a ratchet plate main body 3-9, a ratchet wheel 3-11, a direction adjusting head 3-12, a spring 3-13 and a handle 3-14.
The bearing seat 3-6 is installed on the spring screw rod hook frame 3-3, the spring screw rod hook frame 3-3 is installed on the breaker shell 1-5, the bearing 3-7 is installed inside the bearing seat 3-8, the bearing seat end cover 3-8 is installed at the end of the bearing seat 3-8, and the fastening nut 3-10 is installed on the bearing seat 3-6.
The head of the spring spiral rod hook 3-2 is in a hook shape, the spring protection pad 3-1 is fixed on the inner side of the hook-shaped head of the spring spiral rod hook 3-2, and the spring protection pad 3-1 is made of elastic materials. The tail part of the spring spiral rod hook 3-2 is a stud, and the tail part of the spring spiral rod hook 3-2 is connected with the fastening nut 3-10 through threads.
The head of the spring spiral rod hook 3-2 is in a hook shape and hooks the energy storage spring 1-3 to be bent, and the ratchet wrench drives the fastening nut 3-10 to rotate so as to drive the spring spiral rod hook to move 3-2 to bend the energy storage spring of the circuit breaker.
As shown in figure 5, the socket head cap screw replacer 4 comprises a hexagonal plate 4-1, a circular sleeve 4-2 and a ring-shaped magnet 4-3.
The circular sleeve 4-2 is cylindrical, the annular magnet 4-3 is circular and is made of magnetic materials, and the annular magnet 4-3 is welded on the bottom surface of the inner side of the circular sleeve 4-2. The hexagonal plate 4-1 is an L-shaped regular hexagonal prism, one end of the hexagonal plate 4-1 penetrates through the bottom surface of the circular sleeve 4-2 and is fixedly connected in the circular sleeve 4-2, and the cylindrical head socket head cap screw replacer 4 is used for dismounting a socket head cap screw in the circuit breaker.
As shown in FIG. 6, the special pliers 5 for disassembling the movable joint of the chain comprises a pliers mouth 5-1, a pliers handle 5-2, an energy storage spring 5-3 and a rotating shaft 5-4; the clamp mouth 5-1 is hinged with the clamp handles 5-2 through a rotating shaft 5-4, the energy storage spring 5-3 is arranged between the two clamp handles 5-2, and the clamp mouth 5-1 is of a hook type.
The utility model discloses the range of application is wide, can be applied to all ZN63A type circuit breakers and close circuit breaker. As shown in fig. 1, after the ZN63A (VS1) type circuit breaker is overhauled, the circuit breaker is opened and closed to perform a trial operation, and the energy storage motor is often burnt. The situation of the energy storage motor burning loss is very sudden, and the energy storage motor must be replaced on site in time. The energy storage motor is fixed on the framework by 7 screws, and 2 closing springs are arranged on two sides of the energy storage motor, so that the 2 closing springs are required to be removed when the screws are removed due to the limitation of space, and the work difficulty and the operation time for replacing the energy storage motor are greatly increased.
The repair part 1 of the high-voltage circuit breaker comprises a motor 1-1 to be replaced, 7 cylindrical head socket head cap screws 1-2 to be disassembled, an energy storage spring 1-3 to be bent and a chain 1-4 to be disassembled. The working process of the utility model is as follows: firstly, a stretch bending spring mechanism 3 is used, the head of a spring spiral rod hook 3-2 is used for hooking an energy storage spring 1-3 to be stretched and bent, a ratchet wrench drives a fastening nut 3-10 to rotate, and then the spring spiral rod hook is driven to move 3-2 to stretch and bend the energy storage spring of the circuit breaker. Secondly, a cylindrical-head socket head cap screw replacer 4 is used, a circular sleeve 4-2 covers the outside of the cylindrical-head socket head cap screw, the cylindrical-head socket head cap screw is fixed through the magnetic force of an annular magnet 4-3, and the socket head cap screw can be quickly and conveniently detached by rotating a hexagonal plate 4-1. Finally, the special pliers 5 for disassembling the movable joint of the chain is used, and the pliers mouth 5-1 hooks the movable joint of the chain, so that the chain can be quickly disassembled.
The utility model discloses can realize exempting from to tear open the spring and change circuit breaker energy storage motor, convenient operation is swift, and work efficiency is high, shortens the motor and changes the time to the security is higher.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a circuit breaker exempts from to tear open spring and changes energy storage motor specialized tool subassembly which characterized in that: comprises a stretch bending spring mechanism, a cylindrical head inner hexagonal screw replacer and special pliers for disassembling a movable joint of a chain;
the stretch bending spring mechanism comprises a spring spiral rod hook, a spring spiral rod hook frame, a fastening nut and a ratchet wrench, the spring spiral rod hook is installed on the spring spiral rod hook frame, the spring spiral rod hook frame is installed on the shell of the circuit breaker, the spring spiral rod hook is connected with the fastening nut through threads, the head of the spring spiral rod hook is in a hook shape and hooks an energy storage spring of the circuit breaker, and the ratchet wrench drives the fastening nut to rotate so as to drive the spring spiral rod hook to move to stretch and bend the energy storage spring of the circuit breaker;
the device for disassembling and assembling the socket head cap screws comprises a hexagonal plate, a circular sleeve and an annular magnet, wherein the annular magnet is fixedly connected in the circular sleeve, one end of the hexagonal plate is fixedly connected in the circular sleeve, and the device for disassembling and assembling the socket head cap screws in the circuit breaker is used for disassembling the socket head cap screws in the circuit breaker;
the jaw of the special pliers for disassembling the movable joint of the chain is hook-shaped and is used for disassembling the movable joint of the chain.
2. The special tool assembly for replacing the energy storage motor of the circuit breaker without detaching the spring as claimed in claim 1, wherein: the stretch bending spring mechanism further comprises a bearing seat, a bearing and a bearing seat end cover, the bearing seat is installed on the spring screw rod hook frame, the bearing is installed inside the bearing seat, the bearing seat end cover is installed at the end portion of the bearing seat, and the fastening nut is installed on the bearing seat.
3. The special tool assembly for replacing the energy storage motor of the circuit breaker without detaching the spring as claimed in claim 1, wherein: the stretch bending spring mechanism further comprises a spring protection pad, the spring protection pad is fixed on the inner side of the hook-shaped head of the spring spiral rod hook, and the spring protection pad is made of elastic materials.
4. The special tool assembly for replacing the energy storage motor of the circuit breaker without detaching the spring as claimed in claim 1, wherein: the hexagonal plate is an L-shaped regular hexagonal prism.
5. The special tool assembly for replacing the energy storage motor of the circuit breaker without detaching the spring as claimed in claim 1, wherein: the special pliers for disassembling the movable joint of the chain comprise pliers mouths, pliers handles, energy storage springs and rotating shafts; the clamp mouth is hinged with the clamp handles through a rotating shaft, the energy storage spring is arranged between the two clamp handles, and the clamp mouth is of a hook shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921944686.4U CN211439808U (en) | 2019-11-12 | 2019-11-12 | Energy storage motor specialized tool subassembly is changed to circuit breaker exempts from to tear open spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921944686.4U CN211439808U (en) | 2019-11-12 | 2019-11-12 | Energy storage motor specialized tool subassembly is changed to circuit breaker exempts from to tear open spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211439808U true CN211439808U (en) | 2020-09-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921944686.4U Active CN211439808U (en) | 2019-11-12 | 2019-11-12 | Energy storage motor specialized tool subassembly is changed to circuit breaker exempts from to tear open spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211439808U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110834301A (en) * | 2019-11-12 | 2020-02-25 | 国网辽宁省电力有限公司鞍山供电公司 | Energy storage motor specialized tool subassembly is changed to circuit breaker exempts from to tear open spring |
| CN113664775A (en) * | 2021-09-28 | 2021-11-19 | 河北中兴汽车制造有限公司 | Universal pneumatic device for disassembling shock absorber spring |
-
2019
- 2019-11-12 CN CN201921944686.4U patent/CN211439808U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110834301A (en) * | 2019-11-12 | 2020-02-25 | 国网辽宁省电力有限公司鞍山供电公司 | Energy storage motor specialized tool subassembly is changed to circuit breaker exempts from to tear open spring |
| CN113664775A (en) * | 2021-09-28 | 2021-11-19 | 河北中兴汽车制造有限公司 | Universal pneumatic device for disassembling shock absorber spring |
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