Interlocking assembly of energy storage electric operating mechanism

By adopting interlocking components with a rocker-arm structure design in the circuit breaker energy storage electric operating mechanism, the problems of unreliable and inconvenient interlocking in the prior art are solved, and the effect of high safety and convenient operation is achieved.

CN114975022BActive Publication Date: 2025-04-18ZHEJIANG ALST ELECTRICAL
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Patent Information

Application Number
CN202210678767.4
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2022-06-16
Publication Date
2025-04-18
Estimated Expiration
2042-06-16

AI Technical Summary

Technical Problem

The interlocking assembly structure of the existing circuit breaker energy storage electric operating mechanism is unreasonable, the interlocking is unreliable, and there are safety hazards, and the structure is complex, the performance is unstable, and the operation is inconvenient.

Method used

An interlocking assembly including manual push block, micro switch group, connecting rod, rocker arm, padlock plate, linkage plate and trip button rod is adopted. Through the rocker arm structure design, the electric and manual closing functions are locked to avoid misoperation.

Benefits of technology

It realizes the interlocking effect of simple structure, stable and reliable performance, convenient operation and high safety, effectively avoids misoperation and ensures the safety of maintenance personnel.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present invention relates to an interlocking assembly of an energy storage type electric operating mechanism, comprising a mechanism frame, an interlocking component, and a housing. The interlocking component comprises a manual push block, a micro switch group, a connecting rod, a rocker arm linked with the connecting rod, a padlock piece slidably arranged on the mechanism frame and matched with the manual push block, a linkage plate linked with the padlock piece, and a release button rod. The manual push block triggers the micro switch group and realizes the connection or disconnection of the micro switch group. The rocker arm moves with the manual push block and contacts the operating handle of the electric operating mechanism and realizes the locking of the rocker arm and the operating handle. The linkage plate moves with the padlock piece and contacts the release button rod and realizes the locking of the linkage plate and the release button rod. The present invention has the advantages of simple structure, stable and reliable performance, convenient operation, and high safety.
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Description

Technical Field

[0001] The invention relates to the technical field of circuit breakers, and in particular to an interlocking assembly of an energy storage type electric operating mechanism. Background Art

[0002] A circuit breaker is a distribution device used in a power grid. It can connect, carry and disconnect current under normal circuit conditions, and can also connect, carry and disconnect current for a certain period of time under specified abnormal conditions (such as overload, short circuit, undervoltage and single-phase grounding fault). The electric operating mechanism is a special accessory for molded case circuit breakers. When used in conjunction with the circuit breaker, it can remotely close, disconnect and re-lock the circuit breaker to achieve centralized and automatic control of the power transmission and distribution network. In order to ensure the personal safety of maintenance personnel and avoid misoperation, the existing energy storage electric operating mechanism of the circuit breaker is equipped with an interlocking assembly. The interlocking assembly can prevent others from arbitrarily opening or closing the circuit breaker. However, the structural design of the existing interlocking assembly is unreasonable, the interlocking of the interlocking assembly is unreliable, and there are even safety hazards. As a result, the interlocking assembly has the defects of complex structure, unstable performance, low safety and inconvenient operation. Summary of the invention

[0003] The purpose of the present invention is to overcome the defects of the prior art and provide an interlocking assembly of an energy storage type electric operating mechanism with simple structure, stable and reliable performance, convenient operation and high safety.

[0004] To achieve the above-mentioned purpose, the present invention adopts an interlocking assembly of an energy storage type electric operating mechanism, including a mechanism frame, an interlocking component arranged on the mechanism frame, and a shell covering the mechanism frame. The interlocking component includes a manual push block slidably arranged on the mechanism frame, a micro switch group for controlling the power on or off of the motor of the electric operating mechanism, a connecting rod linked with the manual push block, a rocker arm linked with the connecting rod, a padlock piece slidably arranged on the mechanism frame and matched with the manual push block, a linkage plate linked with the padlock piece, and a trip button rod. The manual push block triggers the micro switch group and realizes the connection or disconnection of the micro switch group. The rocker arm moves with the manual push block and contacts the operating handle of the electric operating mechanism to realize the locking of the rocker arm and the operating handle. The linkage plate moves with the padlock piece and contacts the trip button rod to realize the locking of the linkage plate and the trip button rod.

[0005] The beneficial effects of the above structure are: the interlock assembly adopts a rocker arm structure design, the structure design is simple, the interlock is reliable, the interlock assembly can lock the electric and manual closing functions of the energy storage type electric operating mechanism, and lock the circuit breaker in a tripped state, which can avoid misoperation and ensure the personal safety of maintenance personnel. During operation, when the manual push block is moved to the electric position, the manual push block drives the rocker arm to rotate through the connecting rod, and the rocker arm contacts the operating handle. The rocker arm can lock the operating handle, so that the user cannot operate manually; when the manual push block is moved to the manual position (electric function is closed), the padlock piece is pulled up and the padlock is hung, the padlock piece can drive the linkage plate to move, the linkage plate contacts the trip button rod, and the trip button rod can keep the circuit breaker in a tripped state, so that the electric operating mechanism cannot be closed manually or electrically, thereby realizing the locking of the energy storage type electric operating mechanism. The locking assembly can lock the electric function and the manual function, which can effectively avoid misoperation and has higher safety performance. Therefore, the interlocking assembly of the energy storage type electric operating mechanism has the advantages of simple structure, stable and reliable performance, convenient operation and high safety.

[0006] In particular, the padlock plate is provided with an L-shaped padlock hole matched with the manual push block, the L-shaped padlock hole includes a horizontal section and a vertical section connected to the horizontal section, the manual push block has an interlocking plate inserted in the L-shaped padlock hole, when the manual push block slides to the electric position, the interlocking plate moves with the manual push block and reciprocates in the horizontal section, when the manual push block slides to the manual position, the interlocking plate moves reciprocatingly in the vertical section. When the manual push block is in the electric position, the rocker arm can lock the operating handle with the manual push block, the user cannot manually close the switch, and the padlock plate cannot be pulled out, so as to realize the interlocking of the padlock plate and the manual push block; when the manual push block is in the manual position, the electric function is turned off, the user can pull out the padlock plate and hang the padlock, and the padlock plate can lock the trip button rod in the trip state through the linkage plate, so that the electric operating mechanism cannot be closed manually or electrically. The interlocking assembly of this structural design has a simple structural design and reliable interlocking, which is beneficial to improving the working reliability of the interlocking assembly of the energy storage type electric operating mechanism.

[0007] In particular, the interlocking plate has a snap-in block, one end of the connecting rod has a snap-in hole, the snap-in block snaps into the snap-in hole, and forms a snap-in fit between the connecting rod and the interlocking plate, the other end of the connecting rod is connected to one end of the rocker arm, and one end of the rocker arm has an arc-surface convex limiting portion that matches the operating handle, the arc-surface convex limiting portion moves with the rocker arm and snaps into the arc-shaped groove at one end of the operating handle, and forms a limit fit between the arc-surface convex limiting portion and the operating handle. The arc-surface convex limiting portion of the rocker arm snaps into the arc-shaped groove of the operating handle, which can ensure that the rocker arm can reliably lock the operating handle, and the interlocking of the rocker arm and the operating handle is more reliable, which is conducive to improving the working reliability of the interlocking assembly.

[0008] In particular, the manual push block is provided with interlocking blocks matched with the trip button rod and the closing button rod, respectively. When the manual push block slides to the electric position, the interlocking block contacts the trip button rod and the closing button rod, and the interlocking block is locked with the trip button rod and the closing button rod. The trip button rod and the closing button rod are provided with a clearance groove matched with the interlocking block, respectively. When the manual push block slides to the manual position, the interlocking block slides into the clearance groove, and the interlocking block is unlocked with the trip button rod and the closing button rod. When the manual push block is toggled to the electric position, the interlocking block of the manual push block can lock the trip button rod and the closing button rod, so that the user cannot manually press the trip button rod and the closing button rod, and the manual operation is locked. When the manual push block is toggled to the manual position, the electric function is turned off, the trip button rod and the closing button rod lose the restriction of the interlocking block, and the user can operate manually, which is conducive to improving the working reliability of the interlocking assembly.

[0009] In particular, a guide hole is provided on one side of the padlock piece, a guide column matched with the guide hole is provided on the mechanism frame, the guide column is inserted in the guide hole, and constitutes a sliding connection between the padlock piece and the guide column, a guide block is provided on the other side of the padlock piece, a guide groove matched with the guide block is provided on the mechanism frame, the guide block moves with the padlock piece and reciprocates in the guide groove, a tension spring is provided between the padlock piece and the mechanism frame, and one end of the padlock piece has a handle portion passing through the locking hole of the shell. The padlock piece and the mechanism frame are assembled in a snap-fit ​​manner, which is convenient for the assembly of the padlock piece and the mechanism frame, and the assembly efficiency is higher, and it is ensured that the padlock piece can reliably move on the mechanism frame, which is conducive to improving the working reliability of the interlocking assembly.

[0010] In particular, the other end of the rocker arm is provided with a positioning hole, which is rotatably arranged on the positioning shaft of the mechanism frame, and the rocker arm is provided with a guide sliding hole, and the mechanism frame is provided with a guide rod inserted in the guide sliding hole, and when the rocker arm rotates, the guide rod reciprocates in the guide sliding hole. The rocker arm is rotatably arranged on the positioning shaft of the mechanism frame, thereby facilitating the assembly of the rocker arm and the mechanism frame, making the assembly more convenient, and ensuring that the rocker arm can reliably operate, which is conducive to improving the working reliability of the interlocking assembly.

[0011] In particular, the linkage plate is provided with a positioning card hole, which is rotatably arranged on the positioning block of the mechanism frame, one end of the linkage plate has an arcuate abutment part matched with the trip button rod, the arcuate abutment part moves with the linkage plate and abuts on the limit block of the trip button rod, and constitutes the limit cooperation between the linkage plate and the trip button rod, the other end of the linkage plate has an arcuate linkage part matched with the padlock plate, the padlock plate is provided with an arcuate convex block matched with the arcuate linkage part, the arcuate convex block moves with the padlock plate and abuts on the arcuate linkage part, and constitutes the linkage cooperation between the padlock plate and the linkage plate. The linkage plate is rotatably arranged on the mechanism frame, so as to facilitate the assembly of the linkage plate and the mechanism frame, and the arcuate abutment part abuts on the trip button rod, which can ensure the reliable locking of the linkage plate and the trip button rod, the arcuate convex block on the padlock plate abuts on the arcuate linkage part, and there will be no stagnation or jamming between the padlock plate and the linkage plate, and the transmission between the padlock plate and the linkage plate is more reliable.

[0012] In particular, the micro switch group includes a bracket arranged on the mechanism frame, a micro switch arranged in the bracket, and a lever is arranged on the manual push block in linkage, and the lever moves with the manual push block and triggers the micro switch to realize the connection or disconnection of the micro switch. The manual push block triggers the micro switch through the lever, thereby ensuring that the transmission between the manual push block and the micro switch is more reliable, which is conducive to improving the working reliability of the interlocking assembly.

[0013] In particular, the bracket is provided with a guide convex strip, the manual push block has a guide rail groove slidably arranged on the guide convex strip, and the manual push block has a toggle block slidably arranged in the switching hole of the shell, the manual push block is provided with a slider, and the mechanism frame is provided with a sliding hole matched with the slider, the slider moves with the manual push block and reciprocates in the sliding hole, and constitutes a sliding connection between the slider and the mechanism frame. The manual push block and the bracket are connected in a sliding connection, which is convenient for the assembly of the manual push block and the bracket, and ensures that the manual push block can reliably move on the bracket, which is conducive to improving the working reliability of the interlocking assembly.

[0014] In particular, the manual push block is provided with an elastic switching block, and the bracket is provided with a first positioning hole and a second positioning hole respectively matched with the elastic switching block, and the elastic switching block moves with the manual push block, and the elastic switching block can switch back and forth between the first positioning hole and the second positioning hole. When the elastic switching block of the manual push block is engaged in the first positioning hole, the micro switch is disconnected, the electric function is turned off, and the energy storage type electric operating mechanism can be manually operated; when the elastic switching block of the manual push block is engaged in the second positioning hole, the micro switch is connected, the electric function is turned on, the manual push block drives the rocker arm through the connecting rod, the rocker arm contacts the operating handle, the operating handle cannot rotate, and the energy storage type operating mechanism cannot be manually operated. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the energy storage type electric operating mechanism according to an embodiment of the present invention.

[0016] Figure 2 It is an exploded view of the energy storage type electric operating mechanism according to an embodiment of the present invention.

[0017] Figure 3 It is a diagram of the internal structure of the energy storage type electric operating mechanism according to an embodiment of the present invention.

[0018] Figure 4 This is an assembly diagram of the manual push block and the padlock piece according to an embodiment of the present invention.

[0019] Figure 5 It is a three-dimensional diagram of an operating handle according to an embodiment of the present invention.

[0020] Figure 6 It is a three-dimensional diagram of a linkage plate according to an embodiment of the present invention.

[0021] Figure 7 It is a three-dimensional diagram of a manual push block according to an embodiment of the present invention.

[0022] Figure 8 It is a three-dimensional diagram of a rocker arm according to an embodiment of the present invention.

[0023] Fig. 9 It is a three-dimensional diagram of a micro switch assembly according to an embodiment of the present invention. DETAILED DESCRIPTION

[0024] like Figures 1 to 9As shown, the embodiment of the present invention is an interlocking assembly of an energy storage type electric operating mechanism, comprising a mechanism frame 10, an interlocking assembly 20 arranged on the mechanism frame 10, and a housing 11 covering the mechanism frame 10, wherein the interlocking assembly 20 comprises a manual push block 21 slidably arranged on the mechanism frame 10, a micro switch group 22 for controlling the power on or off of the motor of the electric operating mechanism, a connecting rod 23 linked with the manual push block 21, a rocker arm 24 linked with the connecting rod 23, and a rocker arm 25 slidably arranged on the mechanism frame 10 and linked with the manual push block 21. 1, a padlock piece 25 matched with the padlock piece 25, a linkage plate 26 linked with the padlock piece 25, and a trip button rod 27, the manual push block 21 triggers the micro switch group 22, and realizes the connection or disconnection of the micro switch group 22, the rocker arm 24 moves with the manual push block 21 and contacts the operating handle 12 of the electric operating mechanism, and realizes the locking of the rocker arm 24 and the operating handle 12, the linkage plate 26 moves with the padlock piece 25 and contacts the trip button rod 27, and realizes the locking of the linkage plate 26 and the trip button rod 27. The padlock plate 25 is provided with an L-shaped padlock hole 251 that matches the manual push block 21. The L-shaped padlock hole 251 includes a horizontal section 252 and a vertical section 253 connected to the horizontal section 252. The manual push block 21 has an interlocking plate 211 inserted in the L-shaped padlock hole 251. When the manual push block 21 slides to the electric position, the interlocking plate 211 moves with the manual push block 21 and reciprocates in the horizontal section 252. When the manual push block 21 slides to the manual position, the interlocking plate 211 reciprocates in the vertical section 253. When the manual push block is in the electric position, the rocker arm can lock the operating handle with the manual push block, the user cannot close the switch manually, and the padlock piece cannot be pulled out, so as to realize the interlocking of the padlock piece and the manual push block; when the manual push block is in the manual position, the electric function is turned off, the user can pull out the padlock piece and put on the padlock, and the padlock piece can lock the trip button rod in the trip state through the linkage plate, so that the electric operating mechanism cannot be closed manually or electrically. The interlocking assembly of this structural design is simple in structure design and reliable in interlocking, which is conducive to improving the working reliability of the interlocking assembly of the energy storage type electric operating mechanism.

[0025] like Figures 3 to 5As shown, the interlocking piece 211 has a clamping block 212, one end of the connecting rod 23 has a clamping hole 231, the clamping block 212 is clamped in the clamping hole 231, and the clamping cooperation between the connecting rod 23 and the interlocking piece 211 is formed, the other end of the connecting rod 23 is connected to one end of the rocker arm 24, and one end of the rocker arm 24 has an arc-surface convex limiting portion 241 that cooperates with the operating handle 12, the arc-surface convex limiting portion 241 moves with the rocker arm 24 and is buckled in the arc-shaped groove 121 at one end of the operating handle 12, and the arc-surface convex limiting portion 241 and the operating handle 12 are formed. The arc-surface convex limiting portion of the rocker arm is buckled in the arc-shaped groove of the operating handle, which can ensure that the rocker arm can reliably lock the operating handle, and the interlocking of the rocker arm and the operating handle is more reliable, which is conducive to improving the working reliability of the interlocking assembly. The manual push block 21 is respectively provided with an interlocking block 213 that cooperates with the trip button rod 27 and the closing button rod 28. When the manual push block 21 slides to the electric position, the interlocking block 213 abuts against the trip button rod 27 and the closing button rod 28, and the interlocking block 213 is locked with the trip button rod 27 and the closing button rod 28. The trip button rod 27 and the closing button rod 28 are respectively provided with a yield groove 270 that cooperates with the interlocking block 213. When the manual push block 21 slides to the manual position, the interlocking block 213 slides into the yield groove 270, and the interlocking block 213 is unlocked with the trip button rod 27 and the closing button rod 28. When the manual push block is moved to the electric position, the interlocking block of the manual push block can lock the trip button rod and the closing button rod, so that the user cannot manually press the trip button rod and the closing button rod, thereby realizing the locking of manual operation; when the manual push block is moved to the manual position, the electric function is turned off, the trip button rod and the closing button rod are free from the restrictions of the interlocking block, and the user can operate manually, thereby helping to improve the working reliability of the interlocking assembly. A guide hole 254 is provided on one side of the padlock piece 25, a guide column 101 matching the guide hole 254 is provided on the mechanism frame 10, the guide column 101 is inserted into the guide hole 254, and constitutes a sliding connection between the padlock piece 25 and the guide column 101, a guide block 255 is provided on the other side of the padlock piece 25, a guide groove 102 matching the guide block 255 is provided on the mechanism frame 10, the guide block 255 moves with the padlock piece 25 and reciprocates in the guide groove 102, and a tension spring 29 is provided between the padlock piece 25 and the mechanism frame 10, and one end of the padlock piece 25 has a handle 250 passing through the locking hole 111 of the housing 11. The padlock piece and the mechanism frame are assembled in a snap-fit ​​manner, which is convenient for the assembly of the padlock piece and the mechanism frame, and the assembly efficiency is higher, and it is ensured that the padlock piece can reliably move on the mechanism frame, which is conducive to improving the working reliability of the interlocking assembly.The other end of the rocker arm 24 is provided with a positioning hole 242, which is rotatably arranged on the positioning shaft 103 of the mechanism frame 10, and the rocker arm 24 is provided with a guide slide hole 243, and the mechanism frame 10 is provided with a guide rod 104 inserted in the guide slide hole 243. When the rocker arm 24 rotates, the guide rod 104 reciprocates in the guide slide hole 243. The rocker arm is rotatably arranged on the positioning shaft of the mechanism frame, so as to facilitate the assembly of the rocker arm and the mechanism frame, and the assembly is more convenient, and it is ensured that the rocker arm can reliably operate, which is conducive to improving the working reliability of the interlocking assembly.

[0026] like Figure 2 , 3As shown in Figures 6 and 7, a positioning card hole 261 is provided on the linkage plate 26, and the positioning card hole 261 is rotatably set on the positioning block 105 of the mechanism frame 10. One end of the linkage plate 26 has an arcuate contact portion 262 that cooperates with the trip button rod 27. The arcuate contact portion 262 moves with the linkage plate 26 and contacts the limit block 271 of the trip button rod 27, and constitutes the limiting cooperation between the linkage plate 26 and the trip button rod 27. The other end of the linkage plate 26 has an arcuate linkage portion 263 that cooperates with the padlock piece 25. The padlock piece 25 is provided with an arcuate convex block 256 that cooperates with the arcuate linkage portion 263. The arcuate convex block 256 moves with the padlock piece 25 and contacts the arcuate linkage portion 263, and constitutes the linkage cooperation between the padlock piece 25 and the linkage plate 26. The linkage plate is rotatably arranged on the mechanism frame, so as to facilitate the assembly of the linkage plate and the mechanism frame, and the arc surface abutment part abuts on the trip button rod, which can ensure the reliable locking of the linkage plate and the trip button rod, and the arc surface protrusion on the padlock plate abuts on the arc surface linkage part, so that there will be no stagnation or jamming between the padlock plate and the linkage plate, and the transmission between the padlock plate and the linkage plate is more reliable. The micro switch group 22 includes a bracket 221 arranged on the mechanism frame 10, and a micro switch 222 arranged in the bracket 221. The manual push block 21 is linked with a lever 30, and the lever 30 moves with the manual push block 21 and triggers the micro switch 222 to realize the connection or disconnection of the micro switch 222. The manual push block triggers the micro switch through the lever, so that the transmission between the manual push block and the micro switch is more reliable, which is conducive to improving the working reliability of the interlocking assembly. The bracket 221 is provided with a guide ridge 223, the manual push block 21 is provided with a guide groove 214 slidably provided on the guide ridge 223, and the manual push block 21 is provided with a toggle block 215 slidably provided in the switching hole 112 of the housing 11, the manual push block 21 is provided with a slider 216, and the mechanism frame 10 is provided with a sliding hole 106 matched with the slider 216, the slider 216 moves with the manual push block 211 and reciprocates in the sliding hole 106, and constitutes a sliding connection between the slider 215 and the mechanism frame 10. The manual push block and the bracket are connected in a sliding connection, which is convenient for the assembly of the manual push block and the bracket, and ensures that the manual push block can reliably move on the bracket, which is conducive to improving the working reliability of the interlocking assembly. The manual push block 21 is provided with an elastic switching block 217, and the bracket 221 is respectively provided with a first positioning hole 224 and a second positioning hole 225 that cooperate with the elastic switching block 217. The elastic switching block 217 moves with the manual push block 21, and the elastic switching block 217 can switch back and forth between the first positioning hole 224 and the second positioning hole 225.When the elastic switching block of the manual push block is engaged in the first positioning hole, the micro switch is disconnected and the electric function is turned off, so that the energy storage type electric operating mechanism can be manually operated; when the elastic switching block of the manual push block is engaged in the second positioning hole, the micro switch is connected, the electric function is turned on, the manual push block drives the rocker arm through the connecting rod, the rocker arm contacts the operating handle, the operating handle cannot rotate, and the energy storage type operating mechanism cannot be manually operated.

[0027] The interlock assembly adopts a rocker arm structure design, which has a simple structure design and reliable interlocking. The interlock assembly can lock the electric and manual closing functions of the energy storage electric operating mechanism and lock the circuit breaker in a tripped state, which can avoid misoperation and ensure the personal safety of maintenance personnel. During operation, when the manual push block is moved to the electric position, the manual push block drives the rocker arm to rotate through the connecting rod, and the rocker arm contacts the operating handle. The rocker arm can lock the operating handle, so that the user cannot operate manually; when the manual push block is moved to the manual position (electric function is closed), the padlock piece is pulled up and the padlock is hung. The padlock piece can drive the linkage plate to move, and the linkage plate contacts the trip button rod. The trip button rod can keep the circuit breaker in a tripped state, so that the electric operating mechanism cannot be closed manually or electrically, thereby realizing the locking of the energy storage electric operating mechanism. The locking assembly can lock the electric function and the manual function, which can effectively avoid misoperation and has higher safety performance. Therefore, the interlocking assembly of the energy storage type electric operating mechanism has the advantages of simple structure, stable and reliable performance, convenient operation and high safety.

Claims

1. An interlocking assembly of an energy storage type electric operating mechanism, comprising a mechanism frame, an interlocking assembly arranged on the mechanism frame, and a housing covering the mechanism frame, characterized in that: The interlocking assembly includes a manual push block slidably arranged on the mechanism frame, a micro switch group for controlling the power on or off of the motor of the electric operating mechanism, a connecting rod linked to the manual push block, a rocker arm linked to the connecting rod, a padlock piece slidably arranged on the mechanism frame and matched with the manual push block, a linkage plate linked to the padlock piece, and a release button rod. The manual push block can trigger the micro switch group and realize the connection or disconnection of the micro switch group. The rocker arm moves with the manual push block and contacts the operating handle of the electric operating mechanism to realize the locking of the rocker arm and the operating handle. The linkage plate moves with the padlock piece and can contact the release button rod to realize the locking of the linkage plate and the release button rod. The padlock piece is provided with an L-shaped padlock hole that cooperates with the manual push block. The L-shaped padlock hole includes The invention relates to a horizontal section and a vertical section connected to the horizontal section. The manual push block is provided with an interlocking piece inserted in the L-shaped padlock hole. When the manual push block slides to the electric position, the interlocking piece moves with the manual push block and can reciprocate in the horizontal section. When the manual push block slides to the manual position, the interlocking piece can reciprocate in the vertical section. The interlocking piece is provided with a clamping block. One end of the connecting rod is provided with a clamping hole. The clamping block is clamped in the clamping hole to form a clamping fit between the connecting rod and the interlocking piece. The other end of the connecting rod is connected to one end of the rocker arm, and one end of the rocker arm is provided with an arc-shaped raised limiting portion matching with the operating handle. The arc-shaped raised limiting portion moves with the rocker arm and can be buckled in the arc-shaped groove at one end of the operating handle to form a limiting fit between the arc-shaped raised limiting portion and the operating handle.

2. The interlocking assembly of the energy storage type electric operating mechanism according to claim 1 is characterized in that: The manual push block is respectively provided with an interlocking block that cooperates with the trip button rod and the closing button rod. When the manual push block slides to the electric position, the interlocking block abuts against the trip button rod and the closing button rod, and the interlocking block is locked with the trip button rod and the closing button rod. The trip button rod and the closing button rod are respectively provided with a yield groove that cooperates with the interlocking block. When the manual push block slides to the manual position, the interlocking block slides into the yield groove, and the interlocking block is unlocked with the trip button rod and the closing button rod.

3. The interlocking assembly of the energy storage type electric operating mechanism according to claim 1 is characterized in that: A guide hole is provided on one side of the padlock piece, a guide column matching the guide hole is provided on the mechanism frame, the guide column is inserted into the guide hole, and constitutes a sliding connection between the padlock piece and the guide column, a guide block is provided on the other side of the padlock piece, a guide groove matching the guide block is provided on the mechanism frame, the guide block moves with the padlock piece and can reciprocate in the guide groove, a tension spring is provided between the padlock piece and the mechanism frame, and one end of the padlock piece has a handle portion that passes through the locking hole of the shell.

4. The interlocking assembly of the energy storage type electric operating mechanism according to claim 1 is characterized in that: The other end of the rocker arm is provided with a positioning hole, which is rotatably set on the positioning shaft of the mechanism frame, and the rocker arm is provided with a guide sliding hole, and the mechanism frame is provided with a guide rod inserted in the guide sliding hole. When the rocker arm rotates, the guide rod can reciprocate in the guide sliding hole.

5. The interlocking assembly of the energy storage type electric operating mechanism according to claim 1 is characterized in that: The linkage plate is provided with a positioning card hole, and the positioning card hole is rotatably arranged on the positioning block of the mechanism frame. One end of the linkage plate is provided with an arcuate contact portion that matches with the trip button rod. The arcuate contact portion moves with the linkage plate and can be in contact with the limit block of the trip button rod, and constitutes the limit cooperation between the linkage plate and the trip button rod. The other end of the linkage plate is provided with an arcuate linkage portion that matches with the padlock piece. The padlock piece is provided with an arcuate convex block that matches with the arcuate linkage portion. The arcuate convex block moves with the padlock piece and can be in contact with the arcuate linkage portion, and constitutes the linkage cooperation between the padlock piece and the linkage plate.

6. The interlocking assembly of the energy storage type electric operating mechanism according to claim 1 is characterized in that: The micro switch group includes a bracket arranged on the mechanism frame and a micro switch arranged in the bracket. The manual push block is linked with a lever, which moves with the manual push block and can trigger the micro switch to achieve the connection or disconnection of the micro switch.

7. The interlocking assembly of the energy storage type electric operating mechanism according to claim 6 is characterized in that: The bracket is provided with a guide convex strip, the manual push block has a guide groove slidably arranged on the guide convex strip, and the manual push block has a toggle block slidably arranged in the switching hole of the shell, the manual push block is provided with a slider, and the mechanism frame is provided with a sliding hole matching the slider, the slider moves with the manual push block and can reciprocate in the sliding hole, and constitutes a sliding connection between the slider and the mechanism frame.

8. The interlocking assembly of the energy storage type electric operating mechanism according to claim 7 is characterized in that: The manual push block is provided with an elastic switching block, and the bracket is respectively provided with a first positioning hole and a second positioning hole that match the elastic switching block. The elastic switching block moves with the manual push block, and the elastic switching block can switch back and forth between the first positioning hole and the second positioning hole.

Citation Information

Patent Citations

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