Energy storage indication structure of circuit breaker, operating mechanism of circuit breaker and circuit breaker

Abstract

The utility model discloses an energy storage indicating structure of a circuit breaker, an operating mechanism of the circuit breaker and the circuit breaker, comprising a state indicating member, the state indicating member is provided with a first indicating portion and a second indicating portion, and the state indicating member is provided with a contact portion. When the circuit breaker is in a closed state, the abutting portion slides into a groove in the outer circumferential face of an energy storage cam of the circuit breaker or abuts against the outer circumferential face of the energy storage cam to switch the display state of the first indicating portion and the display state of the second indicating portion, and the state indicating piece is provided with a limiting portion and a third indicating portion. The rotation angle of the state indicating member is limited through the abutting limiting cooperation of the limiting part and the closing limiting end, and the third indicating part is switched to a display state, thereby indicating that the closing spring assembly is in an energy storage state but the circuit breaker cannot be closed. The energy storage indicating structure not only can indicate the energy storage and release states of the closing spring assembly, but also can indicate whether the circuit breaker can be closed or not, and is beneficial to improving the operation safety of the circuit breaker.

Description

TECHNICAL FIELD

[0001] The utility model relates to circuit breaker technical field, concretely relates to a kind of energy storage indicating structure of circuit breaker, operating mechanism of circuit breaker and circuit breaker. BACKGROUND

[0002] The energy storage indicating piece of most frame circuit breakers in the industry can only provide energy storage and energy release state indication.When the operating mechanism completes energy storage to closing spring assembly by energy storage cam, the contact finger (contact part) of energy storage indicating piece is made to enter the outer edge groove of energy storage cam under the action of indication piece reset spring force, and the energy storage indicating piece in operating mechanism indicates energy storage state.When the mechanism is closed, closing spring releases and pushes energy storage lever and energy storage cam to act, at this time, energy storage cam rotates counterclockwise around the central axis, thereby pushing energy storage indicating piece to rotate clockwise around the shaft, and making the contact finger slide out of the outer edge groove of energy storage cam, and keeping contact with the outer edge (outer circumferential surface) of energy storage cam under the action of reset spring force, and the state of energy storage indicating piece switches to indicate energy release state, but the existing frame circuit breaker cannot fully reflect whether the circuit breaker can be closed. SUMMARY

[0003] In view of the deficiencies of the prior art, the utility model provides an energy storage indicating structure of circuit breaker, which mainly solves the technical problem that the energy storage indicating piece of the existing frame circuit breaker can only indicate whether the closing spring assembly of the circuit breaker is in energy storage state, and cannot fully reflect whether the circuit breaker can be closed.

[0004] To achieve the above purpose, the utility model is realized by the following technical scheme:

[0005] An energy storage indicating structure of circuit breaker, comprising a state indicating piece movably installed in an operating mechanism, a first indicating part and a second indicating part corresponding to energy storage and energy release states of a closing spring assembly of the circuit breaker are arranged on the state indicating piece, and a contact part is arranged on the state indicating piece, the state indicating piece rotates correspondingly by sliding into the groove on the outer circumferential surface of the energy storage cam of the circuit breaker or abutting against the outer circumferential surface of the energy storage cam, and then switches the corresponding state of the first indicating part and the second indicating part and the indicating window of the circuit breaker, a limiting part is arranged on the state indicating piece, and a third indicating part is arranged between the first indicating part and the second indicating part, when the closing spring assembly completes energy storage and the closing limit end of the cantilever on the main shaft of the circuit breaker abuts against the opening and closing limit shaft of the circuit breaker to form a closing state, the contact part corresponds to the groove, the rotation angle of the state indicating piece is limited by the abutting and limiting cooperation of the limiting part and the closing limit end, and the third indicating part switches to the display state corresponding to the indicating window of the circuit breaker, to indicate that the closing spring assembly is in energy storage state but the circuit breaker cannot be closed.

[0006] Further, the limiting part has an arc-shaped matching surface matched with the arc-shaped end part of the closing limiting end of the cantilever, and the arc-shaped matching surface abuts against the arc-shaped end part of the closing limiting end to form a limiting match, so as to limit the rotation angle of the state indicating part without interfering with the movement of the cantilever to the opening state position, and the abutting part of the state indicating part can only partially slide into the corresponding groove, and the third indicating part is switched to the display state corresponding to the circuit breaker indicating window.

[0007] Further, the state indicating part is further provided with a reset spring connecting part, a reset spring is connected between the state indicating part and the operating mechanism through the reset spring connecting part, the state indicating part has a movement tendency of automatic rotation reset through the reset elastic force of the reset spring, and then the abutting part is closely abutted against the outer circumferential surface of the energy storage cam, the first indicating part is kept in the display state corresponding to the circuit breaker indicating window, and when the energy storage cam rotates to the position corresponding to the abutting part of the groove, the abutting part can automatically slide into the groove, so that the state indicating part is automatically reset and rotated, and when the abutting part is slid into the groove, the second indicating part is switched to the display state corresponding to the circuit breaker indicating window.

[0008] Further, the first indicating part is marked with the word "Charged OK" to indicate that the closing spring assembly of the circuit breaker is in the energy storage state and the circuit breaker can be closed, the second indicating part is marked with the word "Discharged" to indicate that the closing spring assembly of the circuit breaker is in the energy release state, and the third indicating part is marked with the word "Charged OK" to indicate that the closing spring assembly of the circuit breaker is in the energy storage state but the circuit breaker cannot be closed.

[0009] Further, the state indicating part is further provided with a reset spring connecting part, a reset spring is connected between the state indicating part and the operating mechanism through the reset spring connecting part, the state indicating part has a movement tendency of automatic rotation reset through the reset elastic force of the reset spring, and then the abutting part is closely abutted against the outer circumferential surface of the energy storage cam, the first indicating part is kept in the display state corresponding to the circuit breaker indicating window, and when the energy storage cam rotates to the position corresponding to the abutting part of the groove, the abutting part can automatically slide into the groove, so that the state indicating part is automatically reset and rotated, and when the abutting part is slid into the groove, the second indicating part is switched to the display state corresponding to the circuit breaker indicating window.

[0010] Based on the same inventive concept, the utility model also provides an operating mechanism of circuit breaker, including mechanism main body, be equipped with the opening half shaft, circuit breaker main shaft, the cantilever that is connected to circuit breaker main shaft, with the cantilever cooperation uses the opening and closing limiting shaft, closing spring assembly, with closing spring assembly is connected with the energy storage cam and energy storage lever, still includes interlock and above any one of the operating mechanism of circuit breaker, wherein, the opening half shaft is configured to be limited to rotate when the circuit breaker's fault trip indication is not reset, the interlock is arranged corresponding to the opening half shaft, and a stop limiting structure for limiting the interlock to automatically reset and move when the circuit breaker's fault trip indication is not reset is arranged between the interlock and the opening half shaft, and the interlock and the state indicating part are connected through the linkage structure.

[0011] Further, the third indication part of the state indication piece is configured to be in a state position corresponding to the circuit breaker indication window to indicate that the closing spring assembly is in the energy storage state but the circuit breaker cannot be closed when the fault tripping indication of the circuit breaker is not reset to act on the disconnection half shaft limiting interlock and further keep the state indication piece stationary.

[0012] Further, the interlock is provided with a stop cooperation part, and the disconnection half shaft is provided with a limiting finger, when the state indication piece rotates to the position where the third indication part thereof corresponds to the circuit breaker indication window and the disconnection half shaft rotates, the limiting finger on the disconnection half shaft cooperates with the stop cooperation part on the state indication piece to form a stop limiting structure to limit the automatic reset of the interlock.

[0013] Further, the state indication piece is provided with a linkage finger, the interlock is provided with a linkage groove, the linkage finger is provided with a linkage shaft rod, and the linkage shaft rod is movably embedded into the linkage groove to form a linkage structure.

[0014] Based on the same inventive concept, the utility model also provides a circuit breaker, which comprises the energy storage indication structure of the circuit breaker or the operating mechanism of the circuit breaker of any one of the above.

[0015] The above technical scheme has the following advantages or beneficial effects:

[0016] The energy storage indication structure of the circuit breaker, the operating mechanism of the circuit breaker and the circuit breaker have the following advantages: the state indication piece is additionally provided with a limiting part, and the limiting part is configured to abut against the closing limiting end of the cantilever on the main shaft of the circuit breaker to form a closing state, and correspondingly abut against the closing limiting end, the abutment limiting cooperation between the limiting part and the closing limiting end enables the state indication piece to rotate only by a predetermined angle, and a third indication part is arranged between the first indication part and the second indication part in the angle stroke of the switching action of the first indication part and the second indication part, and the third indication part is configured to rotate and switch to a display state corresponding to the circuit breaker indication window when the abutment limiting cooperation between the limiting part and the closing limiting end is performed, and the third indication part indicates that the closing spring assembly of the circuit breaker is in the energy storage state, but the circuit breaker is in the closing state, and the circuit breaker cannot be closed at this time. In this way, the state indication piece can not only indicate the energy storage and energy release states of the closing spring assembly, but also indicate whether the circuit breaker can be closed, which is beneficial to providing the operation safety of the circuit breaker. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a partial structure schematic view of the circuit breaker in the disconnection state and the closing spring assembly in the energy storage state according to the utility model embodiment.

[0018] Figure 2is the partial structure schematic view of the circuit breaker in the closing state and the closing spring assembly in the energy storage state.

[0019] Figure 3 is the partial structure schematic view of the circuit breaker in the closing state and the closing spring assembly in the energy storage state.

[0020] Figure 4 is the partial structure schematic view of the circuit breaker in the opening state and the closing spring assembly in the energy storage state but the opening half shaft is not reset.

[0021] Figure 5 is the partial structure exploded view of the operating mechanism.

[0022] Label explanation:

[0023] 1, state indicating part, 2, energy storage cam, 3, closing spring assembly, 4, circuit breaker main shaft, 5, cantilever, 6, opening and closing limiting shaft, 7, mechanism main body, 8, opening half shaft, 9, interlocking part, 11, first indicating part, 12, second indicating part, 13, abutting part, 14, limiting part, 15, third indicating part, 16, reset spring connecting part, 17, linkage finger, 21, groove, 51, closing limiting end, 81, limiting finger, 91, stop cooperation part, 92, linkage groove, 141, arc cooperation surface, 171, linkage shaft rod. DETAILED DESCRIPTION

[0024] The utility model will be further described below in combination with the drawings and examples.

[0025] In the description of the utility model, it is understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0026] Please refer to the drawings Figure 1 to the drawings Figure 5The utility model provides a kind of energy storage indicating structure of circuit breaker, including state indicating piece 1 being movably installed in operating mechanism, first indicating part 11 and second indicating part 12 corresponding with the energy storage and energy release state of closing spring assembly 3 of circuit breaker are equipped on state indicating piece 1 respectively, and contact portion 13 is equipped on state indicating piece 1, and state indicating piece 1 is rotated by the recess 21 of contact portion 13 sliding into the outer circumferential surface of energy storage cam 2 of circuit breaker or abutting the outer circumferential surface of energy storage cam 2, and then switch the corresponding state of its first indicating part 11 and second indicating part 12 with circuit breaker indicating window, characterized in that: limit portion 14 is equipped on state indicating piece 1, and third indicating part 15 is equipped between first indicating part 11 and second indicating part 12, when closing spring assembly 3 completes energy storage and the closing limit end 51 of cantilever 5 on circuit breaker main shaft 4 abuts the opening and closing limit shaft 6 of circuit breaker to form closing state, contact portion 13 corresponds with recess 21, the rotation angle of state indicating piece 1 is limited by the abutting limit cooperation of limit portion 14 and closing limit end 51, and its third indicating part 15 is switched to the display state corresponding with circuit breaker indicating window, to indicate that closing spring assembly 3 is in energy storage state, but circuit breaker cannot be closed. It can be understood that, in the embodiment, limit portion 14 is additionally provided on the basis of existing structure in state indicating piece 1, and limit portion 14 is configured to correspondingly abut on closing limit end 51 when the closing limit end 51 of cantilever 5 on circuit breaker main shaft 4 abuts the opening and closing limit shaft 6 of circuit breaker to form closing state, the abutting limit cooperation of limit portion 14 and closing limit end 51 makes that state indicating piece 1 can only rotate predetermined angle, and third indicating part 15 is arranged between first indicating part 11 and second indicating part 12 between the switching action angle stroke of first indicating part 11 and second indicating part 12, and third indicating part 15 is configured to rotate and switch to the display state corresponding with circuit breaker indicating window when the abutting limit cooperation of limit portion 14 and closing limit end 51, indicate by third indicating part 15: closing spring assembly 3 of circuit breaker is in energy storage state, but circuit breaker is in closing state, at this time, circuit breaker cannot be closed. In this way, state indicating piece 1 not only can indicate the energy storage and energy release state of closing spring assembly 3, but also can indicate whether circuit breaker can be closed, which is beneficial to provide the operation safety of circuit breaker.

[0027] Please refer to the attached Figure 1 to the attached Figure 5In one preferred embodiment, the limiting portion 14 has an arc-shaped matching surface 141 that matches the arc-shaped end of the closing limiting end 51 of the cantilever, and the arc-shaped matching surface 141 abuts against the arc-shaped end of the closing limiting end 51 to form a limiting cooperation, so as to limit the rotation angle of the state indicating piece 1 without interfering with the movement of the cantilever 5 to the open state position, and the abutting portion 13 of the state indicating piece 1 can only partially slide into the corresponding groove 21, and the third indicating portion 15 is switched to the display state corresponding to the circuit breaker indicating window. In this embodiment, since the limiting portion 14 has the arc-shaped matching surface 141 that matches the arc-shaped end of the closing limiting end 51 of the cantilever, even if the limiting portion 14 forms a limiting cooperation with the closing limiting end 51, it only limits the rotation angle of the state indicating piece 1 and does not affect the normal operation of the cantilever 5, so that the circuit breaker can normally perform the opening operation.

[0028] Please refer to the accompanying drawings Figure 1 to the accompanying drawings Figure 5 In one preferred embodiment, the state indicating piece 1 is further provided with a reset spring connecting portion 16, and a reset spring is connected between the state indicating piece 1 and the operating mechanism through the reset spring connecting portion 16. The reset spring has a reset elastic force that makes the state indicating piece 1 have a movement tendency of automatic rotation reset, so that the abutting portion 13 is tightly abutted against the outer circumferential surface of the energy storage cam 2, and the first indicating portion 11 remains in the display state corresponding to the circuit breaker indicating window. When the energy storage cam 2 is rotated to the position where the groove 21 corresponds to the abutting portion 13, the abutting portion 13 can automatically slide into the groove 21, so as to automatically reset the rotation of the state indicating piece 1. When the abutting portion 13 is slid into the groove 21, the second indicating portion 12 is switched to the display state corresponding to the circuit breaker indicating window. In one preferred embodiment, the state indicating piece 1 is preferably provided with a rotating connecting portion that is rotatably connected to the operating mechanism through a rotating shaft structure.

[0029] Please refer to the accompanying drawings Figure 1 to the accompanying drawings Figure 5 In one preferred embodiment, the first indicating portion 11 is marked with the word “Charged OK” to indicate that the closing spring assembly 3 of the circuit breaker is in the energy storage state and the circuit breaker can be closed, the second indicating portion 12 is marked with the word “Discharged” to indicate that the closing spring assembly 3 of the circuit breaker is in the energy storage state, and the third indicating portion is marked with the word “Charged OK” to indicate that the closing spring assembly 3 of the circuit breaker is in the energy storage state but the circuit breaker cannot be closed.

[0030] Please refer to the accompanying drawings Figure 1 to the accompanying drawings Figure 5The utility model discloses a kind of operating mechanism of circuit breaker, including mechanism main body 7, half shaft 8 of opening is equipped on mechanism main body 7, circuit breaker main shaft 4, cantilever 5 connected to circuit breaker main shaft 4, half opening and closing limit shaft 6 used in cooperation with cantilever 5, closing spring assembly 3, energy storage cam 2 and energy storage lever connected with closing spring assembly 3, still including interlock 9 and the operating mechanism of any described circuit breaker above, wherein, half shaft 8 of opening is configured as when the failure trip indication of circuit breaker is not reset, it is limited to return to action, interlock 9 is correspondingly arranged with half shaft 8 of opening, and stop limit structure for limiting interlock 9 to be reset back automatically when the failure trip indication of circuit breaker is not reset is provided between interlock 9 and half shaft 8 of opening, interlock 9 and state indicating piece 1 are connected by linkage structure.When the failure trip indication of circuit breaker is not reset to be limited to interlock 9 by half shaft 8 of opening and make state indicating piece 1 keep stationary, the third indicating portion 15 of state indicating piece 1 is configured to be in the state position corresponding to circuit breaker indicating window, to indicate that closing spring assembly 3 is in energy storage state but circuit breaker cannot be closed.In this embodiment, by adding interlock 9 connected between half shaft 8 of opening and state indicating piece 1 on mechanism main body 7, whether the failure trip indication is reset is associated with whether the third indicating portion 15 indicates that it can be closed, to realize: when circuit breaker is in closed position, closing spring energy storage, at this time, circuit breaker mechanism cannot be closed (corresponding to the third indicating portion 15 is in display state);When circuit breaker is in open position and the failure trip indication is reset, closing spring energy storage, at this time, circuit breaker mechanism can be closed (corresponding to the first indicating portion 11 is in indicating state);When circuit breaker is in open position but the failure trip indication is not reset, closing spring energy storage, at this time, circuit breaker mechanism cannot be closed (corresponding to the third indicating portion 15 is in indicating state).

[0031] Please refer to the attached drawings Figure 1 to the attached drawings Figure 5 Among them, in a more preferred embodiment, a stop cooperation portion 91 is provided on the interlock 9, and a limit finger 81 is provided on the half shaft 8 of opening, when state indicating piece 1 is rotated to the position where the third indicating portion 15 corresponds to the circuit breaker indicating window and the half shaft 8 of opening is rotated, the limit finger 81 on the half shaft 8 of opening and the stop cooperation portion 91 on the state indicating piece 1 cooperate together to form a stop limit structure, so as to limit the automatic reset back movement of the interlock 9. However, those skilled in the art should understand that in other embodiments, other limit structures can also be provided between the interlock 9 and the half shaft 8 of opening, so as to limit the automatic reset back movement of the interlock 9 when the half shaft 8 of opening is not reset, and it is not limited to the specific embodiments disclosed in this embodiment.

[0032] Please refer to the attached drawings Figure 1 to the attached drawings Figure 5In one preferred embodiment, the state indicating member 1 is provided with a linkage finger 17, the interlocking member 9 is provided with a linkage groove 92, and the linkage finger 17 is provided with a linkage shaft 171 which is movably embedded in the linkage groove 92 to form a linkage structure. However, those skilled in the art should understand that in other embodiments, other linkage structures can be provided between the interlocking member 9 and the state indicating member 1, as long as the rotation of the state indicating member 1 can drive the interlocking member 9 to move through the linkage structure, and the rotation of the state indicating member 1 can be released when the interlocking member 9 is automatically reset after the fault tripping indication reset, and the specific implementation disclosed in the embodiment is not limited.

[0033] Please refer to the accompanying drawings Figure 1 to the accompanying drawings Figure 5 In one embodiment of the utility model, a circuit breaker is also provided, which comprises the energy storage indicating structure of the circuit breaker or the operating mechanism of the circuit breaker as described in any of the above embodiments.

[0034] The above description is only used to illustrate the technical solutions of the utility model, and is not limited thereto. Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced equivalently. These modifications or replacements do not make the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model, and therefore all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

Claims

1. A circuit breaker energy storage indication structure, comprising a status indicator (1) movably mounted in an operating mechanism, the status indicator (1) being provided with a first indication portion (11) and a second indication portion (12) corresponding to the energy storage and energy release states of a closing spring assembly (3) of the circuit breaker, respectively, and a contact portion (13) being provided on the status indicator (1), wherein the contact portion (13) slides into a groove (21) on the outer circumferential surface of an energy storage cam (2) of the circuit breaker or contacts the outer circumferential surface of the energy storage cam (2), thereby causing the status indicator (1) to rotate accordingly, thereby switching the corresponding states of the first indication portion (11) and the second indication portion (12) and the circuit breaker indication window, characterized in that: A limiting portion (14) is provided on the status indicator (1), and a third indicating portion (15) is provided between the first indicating portion (11) and the second indicating portion (12). When the closing spring assembly (3) completes energy storage and the closing limiting end (51) of the cantilever (5) on the circuit breaker main shaft (4) contacts the opening and closing limiting shaft (6) of the circuit breaker to form a closed state, the contact portion (13) corresponds to the groove (21). The contact and limiting cooperation between the limiting portion (14) and the closing limiting end (51) limits the rotation angle of the status indicator (1), and switches the third indicating portion (15) to a display state corresponding to the circuit breaker indication window, thereby indicating that the closing spring assembly (3) is in the energy storage state but the circuit breaker cannot be closed.

2. The energy storage indication structure of a circuit breaker according to claim 1, characterized in that: The limiting portion (14) has an arcuate matching surface (141) adapted to the arcuate end of the closing limiting end (51) of the cantilever. The arcuate matching surface (141) abuts against the arcuate end of the closing limiting end (51) to form a limiting match, so as to limit the rotation angle of the status indicator (1) without interfering with the movement of the cantilever (5) to the opening state position, and to enable the abutting portion (13) of the status indicator (1) to only partially slide into the corresponding groove (21), and the third indicating portion (15) switches to a display state corresponding to the circuit breaker indication window.

3. The energy storage indication structure of a circuit breaker according to claim 1, characterized in that: A reset spring connection portion (16) is also provided on the status indicator (1). A reset spring is connected between the status indicator (1) and the operating mechanism via the reset spring connection portion (16). The reset spring force of the reset spring causes the status indicator (1) to have a movement tendency of automatically rotating and resetting, thereby causing the abutment portion (13) to tightly abut against the outer circumferential surface of the energy storage cam (2). The first indicator portion (11) maintains a display state corresponding to the circuit breaker indication window, and when the energy storage cam (2) rotates to a position where the groove (21) corresponds to the abutment portion (13), the abutment portion (13) can automatically slide into the groove (21), so that the status indicator (1) automatically resets and rotates. When the abutment portion (13) slides into place in the groove (21), the second indicator portion (12) switches to a display state corresponding to the circuit breaker indication window.

4. The energy storage indication structure of a circuit breaker according to claim 1, characterized in that: The first indicator portion (11) is marked with "Charged OK" to indicate that the closing spring assembly (3) of the circuit breaker is in an energy storage state and the circuit breaker can be closed. The second indicator portion (12) is marked with "Discharged" to indicate that the closing spring assembly (3) of the circuit breaker is in an energy release state. The third indicator portion (15) is marked with "Charged OK" to indicate that the closing spring assembly (3) of the circuit breaker is in an energy storage state but the circuit breaker cannot be closed.

5. The energy storage indication structure of a circuit breaker according to claim 1, characterized in that: A rotating connection portion is provided on the status indicator (1), and the rotating connection portion is rotatably connected to the operating mechanism through a rotating shaft structure.

6. An operating mechanism for a circuit breaker, comprising a mechanism body (7), on which are provided an opening half-shaft (8), a circuit breaker main shaft (4), a cantilever (5) connected to the circuit breaker main shaft (4), an opening and closing limit shaft (6) used in conjunction with the cantilever (5), a closing spring assembly (3), an energy storage cam (2) connected to the closing spring assembly (3), and an energy storage lever, characterized in that: It also includes an interlocking member (9) and an operating mechanism of a circuit breaker according to any one of claims 1 to 5, wherein the opening half-shaft (8) is configured to be restricted from rotating when the fault trip indication of the circuit breaker is not reset, the interlocking member (9) and the opening half-shaft (8) are arranged correspondingly, and a stop limit structure is provided between the interlocking member (9) and the opening half-shaft (8) for restricting the interlocking member (9) from automatically resetting and moving back when the fault trip indication of the circuit breaker is not reset, and the interlocking member (9) and the status indicator (1) are connected by a linkage structure.

7. The operating mechanism of the circuit breaker according to claim 6, characterized in that: When the fault trip indication of the circuit breaker is not reset so that the opening half-shaft (8) limits the action of the interlocking member (9) and thus keeps the status indicator (1) stationary, the third indicating portion (15) of the status indicator (1) is configured to be in a status position corresponding to the circuit breaker indication window to indicate that the closing spring assembly (3) is in an energy storage state but the circuit breaker cannot be closed.

8. The operating mechanism of the circuit breaker according to claim 6, characterized in that: A stop fitting portion (91) is provided on the interlocking member (9), and a limit contact finger (81) is provided on the opening half shaft (8). When the status indicator (1) rotates to a position where its third indicating portion (15) corresponds to the circuit breaker indicating window and the opening half shaft (8) rotates, the limit contact finger (81) on the opening half shaft (8) and the stop fitting portion (91) on the status indicator (1) are matched together to form a stop limiting structure, thereby limiting the interlocking member (9) from automatically resetting and moving back.

9. The operating mechanism of the circuit breaker according to claim 6, characterized in that: A linkage contact finger (17) is provided on the status indicator (1), a linkage groove (92) is provided on the interlocking member (9), a linkage shaft rod (171) is provided on the linkage contact finger (17), and the linkage shaft rod (171) is movably embedded in the linkage groove (92) to form a linkage structure.

10. A circuit breaker, characterized in that: It comprises the energy storage indication structure of the circuit breaker according to any one of claims 1 to 5 or the operating mechanism of the circuit breaker according to any one of claims 6 or 9.

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