CN115863101B - Detachable modularized breaker operating mechanism - Google Patents
Detachable modularized breaker operating mechanism Download PDFInfo
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- CN115863101B CN115863101B CN202211562505.8A CN202211562505A CN115863101B CN 115863101 B CN115863101 B CN 115863101B CN 202211562505 A CN202211562505 A CN 202211562505A CN 115863101 B CN115863101 B CN 115863101B
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Abstract
The application discloses a detachable modularized breaker operating mechanism, which comprises an energy storage motor, a connecting mechanism operating shaft, a gear pair, a mechanical interlocking mechanism, a switching-on positioner and a switching-off positioner, wherein the energy storage motor is connected with the operating shaft in a transmission way; a driving main shaft is arranged on the gear pair and is in transmission connection with a closing spring through a crank arm; the device also comprises an energy storage compensation device. According to the application, the electric elements are modularized and rearranged, so that the electric elements can be removed for maintenance and replacement under the condition of not removing the mechanism, the long-time operation reliability of the 10KV line ring main unit and the switch station of the power distribution network is increased, the power supply reliability of equipment is improved, and the problem that the maintenance operation mechanism needs line power failure is solved. Meanwhile, the energy storage compensation device can detect the compression state of the switching spring and store energy for compensation, so that the usability and safety of the operating mechanism are improved.
Description
Technical Field
The application relates to the technical field of high-voltage circuit breakers, in particular to a detachable modularized circuit breaker operating mechanism.
Background
The circuit breaker is a main device in the field of medium-high voltage power transmission and transformation, the function of the circuit breaker is realized in that when contacts of the circuit breaker perform opening and closing actions, the opening and closing actions of the circuit breaker are realized through an operating mechanism. Aiming at the 10KV line ring main unit and the switch station of the power distribution network, a spring operating mechanism is adopted, the spring operating mechanism can enable energy transmission to obtain optimal matching, various circuit breakers with breaking current specifications are universal to the same operating mechanism, and different energy storage springs are selected, so that the cost performance is excellent.
After the assembly of the existing spring operating mechanism and the circuit breaker is completed, the electric elements arranged on the spring operating mechanism cannot be independently removed and replaced in the working state, so that when a certain part of the spring operating mechanism needs to be removed and replaced, the spring operating mechanism needs to be integrally removed to complete the replacement, and the power is necessarily required to be cut off. Meanwhile, in the spring operating mechanism in the prior art, mechanical faults are easy to occur to cause the operating mechanism to refuse, and the main reason is that electric energy storage is not in place, the hanging spring crank arm does not pass through the dead point position yet, the travel switch cuts off the energy storage motor power supply, and at the moment, electric closing cannot be realized.
Aiming at the related technical problems in the prior art, the application provides a detachable modularized breaker operating mechanism, which is characterized in that all electric elements are modularized by a new product and are rearranged, and the electric elements can be removed for maintenance and replacement under the condition of not removing the mechanism; and meanwhile, the energy storage compensation device is arranged, so that the compression state of the switching spring can be detected and energy storage compensation can be carried out, and the usability and safety of the operating mechanism are improved.
Disclosure of Invention
Therefore, the application provides a detachable modularized breaker operating mechanism, which aims to solve the related technical problems in the prior art.
In order to achieve the above object, the present application provides the following technical solutions:
the utility model provides a detachable modularization circuit breaker operating device, includes parallel arrangement's first mounting panel, second mounting panel and third mounting panel in proper order, connect fixedly through a plurality of support dead levers between first mounting panel, second mounting panel and the third mounting panel, still include the setting and be in energy storage motor on the first mounting panel, energy storage motor transmission coupling mechanism operating shaft, be equipped with the gear pair between first mounting panel and the second mounting panel, the mechanism operating shaft transmission is connected the gear pair, the gear pair transmission is connected mechanical interlocking mechanism, mechanical interlocking mechanism one end transmission is connected closing positioner and separating brake locator, mechanical interlocking mechanism other end transmission is connected the separating brake drive shaft, separating brake drive shaft transmission is connected separating brake spring;
the gear pair is provided with a driving main shaft, the driving main shaft is connected with a closing spring through a crank arm in a transmission way, and the closing spring is arranged between the second mounting plate and the third mounting plate;
the energy storage compensation device is arranged between the second mounting plate and the third mounting plate.
Further, the energy storage compensation device includes:
a controller;
the adjusting transmission mechanism is arranged between the driving main shaft and the crank arm;
the pull rope is penetrated in the closing spring along the length direction, and one end of the pull rope is fixedly connected with the crank arm;
the pressure sensor is arranged at the end part of the closing spring in an extrusion mode, and is connected with the controller in a signal mode;
the rope collecting device is arranged at the end part of the closing spring and fixedly connected with the other end of the pull rope, and the rope collecting device is in signal connection with the controller; and
the adjusting electromagnet is arranged on the third mounting plate and below the crank arm.
The pressure sensor detects the compression elasticity of the closing spring, when the detected actual compression elasticity is smaller than the preset pressure, the controller controls the adjusting electromagnet to be electrified to generate magnetic force, the crank arm is attracted to enter the adjusting transmission mechanism downwards, the rope collector is started to pull the pull rope until the actual compression elasticity is equal to the preset pressure, the adjusting electromagnet is closed, the crank arm is restored to the original position upwards, and the rope collector is closed.
Further, the adjusting transmission mechanism comprises a transmission shaft tube, a transmission telescopic shaft, an adjusting spring and a one-way bearing, wherein the upper end of the transmission shaft tube is coaxially and fixedly connected with the driving main shaft, the lower end of the transmission shaft tube is provided with the one-way bearing, a transmission telescopic shaft in transmission connection is sleeved in the transmission shaft tube, the adjusting spring is arranged in the transmission shaft tube, the upper end of the adjusting spring is fixedly connected with the inner top of the transmission shaft tube, and the lower end of the adjusting spring is fixedly connected with the upper end of the transmission telescopic shaft.
Further, the transmission telescopic shaft is a spline shaft, the transmission shaft tube is a spline sleeve matched with the spline shaft, and the inner wall of the one-way bearing is a spline sleeve matched with the spline shaft.
Further, the device also comprises a limiting boss, wherein the limiting boss is arranged on the inner wall of the lower part of the one-way bearing.
Further, the brake release device further comprises a brake release interlocking plate, a brake release electromagnet and a brake release button which are in transmission connection with the brake release positioner, wherein the brake release interlocking plate is elastically arranged on the brake release positioner, the brake release button is elastically abutted against the brake release positioner, the brake release electromagnet is arranged towards the brake release interlocking plate, and the brake release electromagnet and the brake release button are fixed on the first mounting plate.
Further, the automatic switching device further comprises a connector, a switching-on interlocking plate, a switching-on electromagnet and a switching-on button which are in transmission connection with the switching-on positioner, wherein the switching-on interlocking plate is elastically arranged on the switching-on positioner, the switching-on button is elastically abutted against the switching-on positioner, the switching-on interlocking plate is elastically abutted against one end of the connector, the other end of the connector faces the switching-on electromagnet, and the connector, the switching-on electromagnet and the switching-on button are all fixed on the first mounting plate.
Further, the device further comprises a micro switch and an auxiliary switch, and the micro switch and the auxiliary switch are arranged on the first mounting plate.
Further, the brake separating spring is arranged at the lower end of the second mounting plate.
Further, the upper end of the brake separating driving shaft is provided with a brake separating indication.
The application has the following advantages:
the new product modularizes and rearranges all the electric elements, can dismantle the electric elements for maintenance and replacement under the condition of not dismantling the mechanism, increases the long-time operation reliability of the 10KV line ring main unit and the switch station of the power distribution network, changes the method that only the line is in power failure to maintain the electric elements on the operating mechanism, improves the power supply reliability of the equipment, and solves the problem that the line is required to be in power failure for maintaining the operating mechanism.
And meanwhile, the energy storage compensation device is arranged, so that the compression state of the switching spring can be detected and energy storage compensation can be carried out, and the usability and safety of the operating mechanism are improved.
In order to better illustrate the beneficial effects of the technical scheme of the application, the following embodiments and the accompanying drawings of the specification are provided.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.
The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the application, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present application, should fall within the ambit of the technical disclosure.
Fig. 1 is a first angle schematic diagram of a detachable modular circuit breaker operating mechanism according to embodiment 1 of the present application;
fig. 2 is a top view of a detachable modular circuit breaker operating mechanism according to embodiment 1 of the present application;
fig. 3 is a second angular schematic view of a detachable modular breaker operating mechanism according to embodiment 1 of the present application;
fig. 4 is a third schematic angle view of an operating mechanism of a detachable modular circuit breaker according to embodiment 1 of the present application;
fig. 5 is a fourth schematic view of an operating mechanism of a detachable modular circuit breaker according to embodiment 1 of the present application;
fig. 6 is a fifth schematic view of an operating mechanism of a detachable modular circuit breaker according to embodiment 1 of the present application;
fig. 7 is a partial sectional view of a closing spring provided in embodiment 2 of the present application;
FIG. 8 is an enlarged view of part of the portion A in FIG. 7 provided in example 2 of the present application;
in the figure:
1 a first mounting plate; 2 a second mounting plate; 3 a third mounting plate; 4, supporting a fixed rod; 5, an energy storage motor; 6 a mechanism operation shaft; 7, a gear pair; 8, a mechanical interlocking mechanism; 9, a closing positioner; 10, a brake separating positioner; 11 a brake-separating driving shaft; 12 brake separating springs; 13, driving a main shaft; 14 crank arms; 15 closing springs; 16 energy storage compensation device; 161 adjusting a transmission; 1611 a driveshaft tube; 1612, driving a telescopic shaft; 1613 an adjustment spring; 1614 a one-way bearing; 1615, limiting the boss; 162 pull rope; 163 pressure sensor; 164 rope collector; 165 adjusting the electromagnet; 17 separating brake interlocking plates; 18, a brake-separating electromagnet; 19 a brake release button; a 20 connector; a 21 closing interlocking plate; 22, closing an electromagnet; a 23 closing button; 24 micro-switches; 25 auxiliary switches; 26 brake-off indication.
Detailed Description
Other advantages and advantages of the present application will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
In order to solve the related technical problems in the prior art, the embodiment of the application provides a detachable modularized breaker operating mechanism, which aims to modularly arrange all electronic elements on the operating mechanism, so that when a single electronic element on the operating mechanism is damaged, the corresponding electronic element can be detached and replaced under the condition of continuous power failure, and the stability of power supply is ensured. Meanwhile, the compensation function is added on the structure of the existing operating mechanism, so that energy storage compensation of the closing spring is realized through the energy storage compensation device, and the problem that closing cannot be realized due to the fact that the energy storage of the energy storage spring is not in place is avoided.
In order to better illustrate the technical solution of the present application, the following examples are provided.
Example 1
Specifically, as shown in fig. 1 to 6, the detachable modularized breaker operating mechanism of the application comprises a first mounting plate 1, a second mounting plate 2 and a third mounting plate 3 which are sequentially arranged in parallel, wherein the first mounting plate 1, the second mounting plate 2 and the third mounting plate 3 are fixedly connected through a plurality of supporting fixing rods 4. The electronic components on the operating mechanism are arranged on the first mounting plate 1, and the mounting mode of the electronic components is fixed by bolts, so that the electronic components are convenient to detach and replace. Specifically, the energy storage motor 5 arranged on the first mounting plate 1 is further included, as shown in fig. 1, the energy storage motor 5 is fixed on the first mounting plate 1 through bolts, and the second mounting plate 2 provides abdication for the energy storage motor 5, so that the energy storage motor 5 can be conveniently replaced if the energy storage motor 5 fails and needs maintenance and disassembly. The energy storage motor 5 is connected with the mechanism operation shaft 6 in a transmission way, and can drive the mechanism operation shaft 6 to rotate, meanwhile, a gear pair 7 is arranged between the first mounting plate 1 and the second mounting plate 2, and the mechanism operation shaft 6 is connected with the gear pair 7 in a transmission way, so that the gear pair 7 can be driven to rotate relatively. Specifically, the gear pair 7 in the embodiment of the application comprises a driving gear sleeved on the mechanism operating shaft 6 and a driven gear meshed with the driving gear, wherein the driven gear is sleeved on the driving main shaft 13, and when the driving gear rotates clockwise, the driven gear is driven to rotate anticlockwise, so that the mechanical interlocking mechanism 8 in transmission connection with the gear pair 7 is further driven to act.
Specifically, as shown in fig. 5 and 6, the gear pair 7 is in transmission connection with the mechanical interlocking mechanism 8, and one end of the mechanical interlocking mechanism 8 is in transmission connection with the closing positioner 9 and the opening positioner 10, so in this embodiment, the closing positioner 9 and the opening positioner 10 are separately used, and the closing positioner 9 and the opening positioner 10 are both arranged on the first mounting plate 1, so that the disassembly and maintenance in case of damage can be realized, and the whole operating mechanism does not need to be disassembled. The other end of the mechanical interlocking mechanism 8 is in transmission connection with a brake separating driving shaft 11, the brake separating driving shaft 11 is in transmission connection with a brake separating spring 12, and the brake separating spring 12 is arranged at the lower end of the second mounting plate 2. The gear pair 7 can drive the brake release driving shaft 11 to operate when driving the mechanical interlocking mechanism 8 to operate, and can store energy of the brake release spring 12 in a certain state. In this embodiment, the specific energy storage action and the opening action of the opening spring 12 are conventional in the prior art, and thus are not described herein.
The gear pair 7 has the specific structure, and meanwhile, the gear pair 7 is provided with the driving main shaft 13, the driving main shaft 13 is in transmission connection with the closing spring 15 through the crank arm 14, and the closing spring 15 is arranged between the second mounting plate 2 and the third mounting plate 3. Specifically, when in use, the energy storage motor 5 is started under the control of the switch action, the driving mechanism operating shaft 6 rotates clockwise, namely the driving gear rotates clockwise, and drives the driven gear to rotate anticlockwise, the driving main shaft 13 drives the crank arm 14 connected with the driving main shaft under the drive of the driven gear to rotate, and the crank arm 14 rotates to drive the closing spring 15 to be compressed to realize energy storage.
Based on the above structure, the embodiment of the application further provides a brake release interlocking plate 17, a brake release electromagnet 18 and a brake release button 19 which are in transmission connection with the brake release positioner 10, wherein the brake release interlocking plate 17 is elastically arranged on the brake release positioner 10, and particularly when the brake release positioner 10 is installed, a torsion spring is sleeved on the brake release interlocking plate 17, and the brake release interlocking plate 17 is perpendicular to the brake release positioner 10 and transversely arranged. Specifically, the opening button 19 elastically abuts against the opening positioner 10, the opening electromagnet 18 is arranged towards the opening interlocking plate 17, and when the opening electromagnet 18 impacts or the opening button 19 is driven, the opening electromagnet can quickly recover to the original state. And a brake-separating electromagnet 18 and a brake-separating button 19 are fixed on the first mounting plate 1. The structures shown in fig. 2-4 are all installed on the first mounting plate 1 through bolt fixing, inserting connection and the like, so that when the related components of the brake separating positioner 10 are damaged and need to be replaced, only the related components need to be disassembled and replaced.
Likewise, a connector 20, a closing interlocking plate 21, a closing electromagnet 22 and a closing button 23 which are in transmission connection with the closing positioner 9 are further arranged, the closing interlocking plate 21 is elastically arranged on the closing positioner 9, the structure of the closing interlocking plate is identical to that of the opening positioner 10, a torsion spring is also arranged, the closing button 23 is elastically abutted against the closing positioner 9, the closing interlocking plate 21 is elastically abutted against one end of the connector 20, the other end of the connector 20 is arranged towards the closing electromagnet 22, and the connector 20, the closing electromagnet 22 and the closing button 23 are all fixed on the first mounting plate 1. Specifically, when in use, during the closing action, the closing electromagnet 22 is electrified to enable the main body to impact one end of the connector 20 outwards, and the other end of the connector 20 side pushes the closing interlocking plate 21 to drive the closing positioner 9 to rotate, and the closing positioner 9 further acts through the interlocking mechanical interlocking mechanism 8 to enable the closing spring 15 to release energy. As shown in the structure of fig. 2-4, each related component is mounted on the first mounting plate 1 through bolt fixing, plugging and other modes, so that when the related component of the closing positioner 9 is damaged and needs to be replaced, only the related component needs to be disassembled and replaced.
Specifically, the device further comprises a micro switch 24 and an auxiliary switch 25, and the micro switch 24 and the auxiliary switch 25 are arranged on the first mounting plate 1. The upper end of the brake separating driving shaft 11 is provided with a brake separating indication 26, and the brake separating indication 26 is arranged above the first mounting plate 1, so that the brake separating driving shaft is convenient to detach and replace.
Example 2
On the basis of the structure, in order to solve the problems in the prior art that the spring operating mechanism is easy to cause mechanical failure to make the operating mechanism refused action, the main reason is that electric energy storage is not in place, the hanging spring crank arm 14 does not pass through a dead point position yet, the power supply of the energy storage motor 5 is cut off by the travel switch, and at the moment, the electric closing cannot be realized.
On the basis of the above embodiment 1, an energy storage compensation device 16 is further provided, and the energy storage compensation device 16 is provided between the second mounting plate 2 and the third mounting plate 3. The main purpose of setting the energy storage compensation device 16 is to add the compensation function on the structure of the existing operating mechanism so as to realize the energy storage compensation of the closing spring 15 through the energy storage compensation device 16, and avoid the problem that the closing cannot be realized due to the fact that the energy storage of the energy storage spring is not in place.
Specifically, the energy storage compensation device 16 includes: a controller (not shown) for receiving the stored energy pressure of the closing spring 15 detected by the pressure sensor 163, and controlling the rope winding operation of the rope winding device 164 and opening the regulating electromagnet 165 based on the stored energy pressure.
An adjustment transmission mechanism 161 arranged between the drive spindle 13 and the crank arm 14;
the stay cord 162 wears to establish in closing spring 15 along length direction, stay cord 162 one end fixed connection turning arm 14, and stay cord 162 in this embodiment generally adopts wire rope to be good, and its mechanical strength is high, and the stability in use is better.
The pressure sensor 163 is arranged at the end part of the closing spring 15 in an extrusion mode, the pressure sensor 163 is connected with the controller through signals, as shown in fig. 7 and 8, the pressure sensor 163 can be arranged at one end or both ends of the closing spring 15, after the closing spring 15 completes the energy storage action, the pressure sensor 163 can detect the energy storage pressure of the closing spring 15 in real time, and the detection result is transmitted to the controller.
The rope collector 164 is arranged at the end part of the closing spring 15, the rope collector 164 is fixedly connected with the other end of the pull rope 162, the rope collector 164 is in signal connection with the controller, in the embodiment, after the rope collector 164 receives the rope collecting action of the controller, the pull rope 162 can be pulled to be wound, the other end of the pull rope 162 drives the other end of the closing spring 15 to be continuously compressed in the winding process, the energy storage pressure is improved, and after the relevant energy storage pressure is reached, the controller controls the rope collector 164 to stop working. Meanwhile, when the rope winding device 164 is in the inactive state, the pull rope 162 in the rope winding device 164 may be pulled out when the pressure of the closing spring 15 is released, and the length of the pull rope 162 may not be limited by the rope winding device 164, so that the closing operation may not be limited.
In this embodiment, in order to cooperate with the compensation actions of the adjusting transmission mechanism 161 and the rope retractor 164, the embodiment of the present application further provides an adjusting electromagnet 165, which is disposed on the third mounting plate 3 and below the crank arm 14, and its principle of action is that: when the crank arm 14 is in an initial state, the crank arm 14 is connected with the adjusting transmission mechanism 161 and is locked, when energy storage compensation is needed, the controller starts the adjusting electromagnet 165 to generate electromagnetic attraction, the crank arm 14 is attracted to move downwards for a certain distance and then the locking state is released, and further the rope collecting action is performed through the rope collecting device 164, so that the closing spring 15 is further compressed to realize compensation energy storage.
That is, the pressure sensor 163 detects the compression elastic force of the closing spring 15, when the detected actual compression elastic force is smaller than the preset pressure, the controller controls the adjusting electromagnet 165 to be electrified to generate magnetic force, the crank arm 14 is attracted to enter the adjusting transmission mechanism 161 downwards, the rope collector 164 starts to pull the pull rope 162 until the actual compression elastic force is equal to the preset pressure, the adjusting electromagnet 165 is closed, the crank arm 14 returns upwards to the original position, and the rope collector 164 is closed. After the related actions are completed, the crank arm 14 is restored to the original position, so that the crank arm 14 is locked, and the energy storage elastic force is improved.
In order to achieve the above-mentioned functions, the present embodiment provides the adjustment transmission mechanism 161, specifically, the adjustment transmission mechanism 161 includes a transmission shaft tube 1611, a transmission telescopic shaft 1612, an adjustment spring 1613 and a unidirectional bearing 1614, the upper end of the transmission shaft tube 1611 is coaxially and fixedly connected to the driving spindle 13, the transmission shaft tube 1611 may be coaxially fixed by welding, the lower end of the transmission shaft tube 1611 is provided with the unidirectional bearing 1614, the unidirectional bearing 1614 is also fixed at the lower end of the transmission shaft tube 1611 by welding, and the unidirectional bearing 1614 is configured to be capable of opening and rotating in the direction of the transmission shaft tube 1611, and not capable of rotating reversely. Specifically, a transmission telescopic shaft 1612 in transmission connection is sleeved in the transmission shaft tube 1611, the transmission telescopic shaft 1612 is a spline shaft, the transmission shaft tube 1611 is a spline sleeve matched with the spline shaft, and the inner wall of the one-way bearing 1614 is a spline sleeve matched with the spline shaft.
Based on the structure, an adjusting spring 1613 is arranged in the transmission shaft tube 1611, the upper end of the adjusting spring 1613 is fixedly connected with the inner top of the transmission shaft tube 1611, and the lower end of the adjusting spring 1613 is fixedly connected with the upper end of the transmission telescopic shaft 1612. Specifically, when in use, the transmission telescopic shaft 1612 can extend and retract between the transmission shaft tube 1611 and the unidirectional bearing 1614, namely, when in a natural state, the elastic stretching action of the adjusting spring 1613 enables the upper end of the transmission telescopic shaft 1612 to be inserted into the transmission shaft tube 1611 and connected with the transmission shaft tube 1611 in a transmission way, so that falling does not occur; when the adjusting electromagnet 165 is in an electrified state, the crank arm 14 is attracted to overcome the elastic action of the adjusting spring 1613, so that the transmission telescopic shaft 1612 enters the unidirectional bearing 1614 downwards, and at the moment, the crank arm 14 is driven to rotate by taking the transmission telescopic shaft 1612 as an axis under the rope collecting action of the rope collector 164, so that energy storage compensation is realized.
Based on the above process, and after the stored energy compensation is completed, the adjusting electromagnet 165 loses magnetic force, and the transmission telescopic shaft 1612 is lifted up to re-enter the transmission shaft tube 1611 under the elastic force of the adjusting spring 1613, and is in a locked state.
Based on the above structure, in order to prevent the problem that the crank arm 14 is pulled out caused by the attraction of the adjusting electromagnet 165, a limit boss 1615 is further arranged, and the limit boss 1615 is arranged on the inner wall of the lower part of the unidirectional bearing 1614, so that the lowest position of the transmission telescopic shaft 1612 is limited, and the transmission telescopic shaft 1612 is ensured not to be pulled out from the unidirectional bearing 1614.
While the application has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the application and are intended to be within the scope of the application as claimed.
Claims (9)
1. The utility model provides a detachable modularization circuit breaker operating device, includes parallel arrangement's first mounting panel, second mounting panel and third mounting panel in proper order, connect fixedly through a plurality of support dead levers between first mounting panel, second mounting panel and the third mounting panel, its characterized in that still includes the energy storage motor that sets up on the first mounting panel, energy storage motor transmission coupling mechanism operating shaft, be equipped with the gear pair between first mounting panel and the second mounting panel, the mechanism operating shaft transmission is connected the gear pair, the gear pair transmission is connected mechanical interlocking mechanism, mechanical interlocking mechanism one end transmission is connected closing positioner and separating brake positioner, mechanical interlocking mechanism other end transmission is connected separating brake drive shaft, separating brake drive shaft transmission is connected separating brake spring;
the gear pair is provided with a driving main shaft, the driving main shaft is connected with a closing spring through a crank arm in a transmission way, and the closing spring is arranged between the second mounting plate and the third mounting plate;
the energy storage compensation device is arranged between the second mounting plate and the third mounting plate;
the energy storage compensation device includes:
a controller;
the adjusting transmission mechanism is arranged between the driving main shaft and the crank arm;
the pull rope is penetrated in the closing spring along the length direction, and one end of the pull rope is fixedly connected with the crank arm;
the pressure sensor is arranged at the end part of the closing spring in an extrusion mode, and is connected with the controller in a signal mode;
the rope collecting device is arranged at the end part of the closing spring and fixedly connected with the other end of the pull rope, and the rope collecting device is in signal connection with the controller; and
the adjusting electromagnet is arranged on the third mounting plate and below the crank arm.
2. The detachable modular breaker operating mechanism of claim 1, wherein the adjustment transmission mechanism comprises a transmission shaft tube, a transmission telescopic shaft, an adjustment spring and a one-way bearing, the upper end of the transmission shaft tube is coaxially and fixedly connected with the driving main shaft, the lower end of the transmission shaft tube is provided with the one-way bearing, the transmission shaft tube is sleeved with the transmission telescopic shaft in a transmission connection manner, the adjustment spring is arranged in the transmission shaft tube, the upper end of the adjustment spring is fixedly connected with the inner top of the transmission shaft tube, and the lower end of the adjustment spring is fixedly connected with the upper end of the transmission telescopic shaft.
3. The detachable modular circuit breaker operating mechanism of claim 2, wherein the drive telescoping shaft is a spline shaft, the drive shaft tube is a spline housing mated with the spline shaft, and the one-way bearing inner wall is a spline housing mated with the spline shaft.
4. The detachable modular circuit breaker operating mechanism of claim 3, further comprising a limit boss disposed on a lower inner wall of the one-way bearing.
5. The detachable modular circuit breaker operating mechanism of claim 1, further comprising a trip interlock plate in driving connection with the trip positioner, the trip interlock plate is elastically arranged on the trip positioner, a trip button is elastically abutted against the trip positioner, a trip electromagnet is arranged towards the trip interlock plate, and the trip electromagnet and the trip button are fixed on the first mounting plate.
6. The detachable modular circuit breaker operating mechanism of claim 1, further comprising a closing interlock plate in driving connection with the closing positioner, the closing interlock plate is elastically arranged on the closing positioner, the closing button is elastically abutted against the closing positioner, the closing interlock plate is elastically abutted against one end of a connector, the other end of the connector is arranged towards the closing electromagnet, and the connector, the closing electromagnet and the closing button are all fixed on the first mounting plate.
7. The detachable modular circuit breaker operating mechanism of claim 1, further comprising a micro switch and an auxiliary switch, and wherein the micro switch and auxiliary switch are both disposed on the first mounting plate.
8. The detachable modular circuit breaker operating mechanism of claim 1, wherein the break spring is disposed at a lower end of the second mounting plate.
9. The detachable modular circuit breaker operating mechanism of claim 1, wherein the brake release drive shaft upper end is provided with a brake release indicator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211562505.8A CN115863101B (en) | 2022-12-07 | 2022-12-07 | Detachable modularized breaker operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211562505.8A CN115863101B (en) | 2022-12-07 | 2022-12-07 | Detachable modularized breaker operating mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN115863101A CN115863101A (en) | 2023-03-28 |
| CN115863101B true CN115863101B (en) | 2023-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211562505.8A Active CN115863101B (en) | 2022-12-07 | 2022-12-07 | Detachable modularized breaker operating mechanism |
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| US6373010B1 (en) * | 2000-03-17 | 2002-04-16 | General Electric Company | Adjustable energy storage mechanism for a circuit breaker motor operator |
| CN201294198Y (en) * | 2008-08-22 | 2009-08-19 | 重庆亿科电气股份有限公司 | Spring operation mechanism for vacuum circuit-breaker |
| CN201594493U (en) * | 2010-01-26 | 2010-09-29 | 姜全海 | Modular spring operating mechanism for vacuum circuit breaker |
| CN109036984A (en) * | 2018-07-04 | 2018-12-18 | 福建中网电气有限公司 | A kind of breaker automatically with dual-use manual safe manoeuvring device |
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| CN115863101A (en) | 2023-03-28 |
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