CN115602501A - Operating mechanism with reclosing function - Google Patents

Abstract

The invention discloses an operating mechanism with a reclosing function, which comprises a rack, wherein a closing device, an opening device, a spring energy storage device, a main shaft, a clutch device and an electric driving device are arranged on the rack, the spring energy storage device is linked with the closing device, the closing device and the opening device are respectively linked with the main shaft, the main shaft is connected with a circuit breaker and inputs closing torque and opening torque to the circuit breaker, the clutch device comprises a gear set, an interlocking piece, a clutch piece and a clutch rod, the clutch rod is fixedly arranged on the rack, and the clutch device is used for linking the electric driving device and the spring energy storage device or relieving the linkage relation between the electric driving device and the spring energy storage device.

Description

Operating mechanism with reclosing function

Technical Field

The invention belongs to the field of circuit breakers, and relates to an operating mechanism with a reclosing function.

Background

The circuit breaker plays the effect of opening in the circuit, and the branch of circuit breaker, closing action is realized through operating mechanism, and the current structure is complicated on the market, and manufacturing cost is higher, therefore needs the structure of adjustment circuit breaker operating mechanism.

Disclosure of Invention

The invention provides an operating mechanism with a reclosing function in order to overcome the defects of the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme: the operating mechanism with the reclosing function comprises a rack, wherein a closing device, an opening device, a spring energy storage device, a main shaft, a clutch device and an electric driving device are arranged on the rack, the spring energy storage device is linked with the closing device, the closing device and the opening device are respectively linked with the main shaft, the main shaft is connected with a circuit breaker and inputs closing torque and opening torque to the circuit breaker, the clutch device comprises a gear set, an interlocking piece, a clutch piece and a clutch rod, the clutch rod is fixedly arranged on the rack, and the clutch device is used for linking the electric driving device and the spring energy storage device or relieving the linkage relation between the electric driving device and the spring energy storage device.

Furthermore, the frame includes back mechanism board and preceding mechanism board, and back mechanism board and preceding mechanism board set firmly through the pillar subassembly and are connected, and back mechanism board and preceding mechanism board are provided with a plurality of pressure muscle.

Further, the rear mechanism plate is fixedly provided with a rear turning arm hole, a rear spindle hole and a rear energy spindle hole, the front mechanism plate is fixedly provided with a front turning arm hole, a front spindle hole and a front energy spindle hole, a turning arm shaft is installed in the rear turning arm hole and the front turning arm hole, a spindle is installed in the rear spindle hole and the front spindle hole, an energy storage shaft is installed in the rear energy spindle hole and the front energy spindle hole, and the rear turning arm hole, the rear spindle hole, the rear energy spindle hole, the front turning arm hole, the front spindle hole and the front energy spindle hole are respectively provided with a flanging.

Furthermore, the front mechanism plate is fixedly provided with a separating brake mounting hole, and the separating brake mounting hole is provided with a flanging.

Further, the spring energy storage device comprises an energy storage pressure spring assembly, an energy storage shaft and an energy storage connecting lever, the energy storage shaft is connected with the rack in a rotating mode, the energy storage connecting lever is fixedly connected with the energy storage shaft, the energy storage pressure spring assembly comprises an upper pressure spring head, an energy storage spring and a lower pressure spring head, two ends of the energy storage spring are respectively connected with the upper pressure spring head and the lower pressure spring head, the upper pressure spring head is connected with the rear mechanism plate, and the lower pressure spring head is connected with the free end of the energy storage connecting lever.

Furthermore, the spring energy storage device further comprises an energy storage keeping device, the energy storage keeping device comprises a closing cam and a closing keeping pawl, the closing cam is connected with the energy storage shaft and can synchronously rotate along with the energy storage shaft, an energy storage keeping roller is arranged at the free end of the closing cam, the closing keeping pawl is rotatably connected to the pawl shaft, the pawl shaft is fixedly connected with the front mechanism plate and the rear mechanism plate, and the closing keeping pawl and the closing cam are located on the same plane.

Furthermore, the electric driving device comprises a motor and a first gear, the first gear is fixedly arranged on an output shaft of the motor, the gear set is fixedly arranged on the energy storage shaft, and the first gear is in meshed connection with the gear set.

Furthermore, the gear train includes a plurality of gear pieces, and a plurality of gear pieces stack sets up and assembles the riveting through the riveting post.

Furthermore, the clutch device is arranged between the energy storage shaft and the gear set, the gear set is in rotating connection with the energy storage shaft of the spring energy storage device, the clutch plate is fixedly connected with the energy storage shaft of the spring energy storage device, the interlocking plate and the clutch plate are locked when the spring energy storage device is in an energy storage state, the gear set, the interlocking plate, the clutch plate and the energy storage shaft rotate synchronously, and the clutch lever unlocks the interlocking plate and the clutch plate to enable the interlocking plate and the clutch plate to move and separate.

Furthermore, the main shaft is fixedly provided with a main shaft crank arm, and the switching-on device and the switching-off device are linked with the main shaft through the main shaft crank arm respectively.

In conclusion, the invention has the advantages that:

1) The rear mechanism plate and the front mechanism plate are provided with the plurality of press ribs, the press ribs of the rear mechanism plate and the front mechanism plate are formed by pressing the ribs to improve the strength of the thin plate, the material consumption is reduced, the strength of the thin plate is kept unchanged, the energy storage shaft is positioned by the rear mechanism plate and the front mechanism plate, the precision of the installation position is effectively improved, and the reliability is greatly enhanced because the energy storage shaft is directly fixed with the rear mechanism plate and the front mechanism plate; the contact area of the crank arm shaft, the main shaft and the energy storage shaft with the rack is increased through the flanging design, and the strength is enhanced, so that the functional use requirement is met; the opening button is guided and positioned by the opening mounting hole with the flange, the existing installation mode through the guide shaft sleeve is eliminated, the structure is simpler and more stable, the processing procedures are reduced, and the labor intensity of workers is reduced.

2) The gear set is formed by overlapping a plurality of gear pieces and is assembled and riveted through the riveting columns, the precision of the gear pieces is reliably ensured by processing the gear pieces through the die, the size of the gear pieces is controlled more effectively, the riveting connection is limited, and the performance utilization rate of parts is improved.

3) According to the invention, the clutch device is arranged, so that when the energy storage shaft is driven by the brake separating device to rotate reversely, the energy storage shaft is separated from the gear set, so that reverse rotating force can not be applied to the motor, impact can not be generated on the motor, the clutch device has a simple structure, is stable and reliable, has low requirement on the integral processing level of parts, and greatly improves the qualified rate.

4) The micro-motion detection switch and the auxiliary connecting rod assembly are positioned on two sides of the rear mechanism plate, so that corresponding space is reserved for a signal contact of the micro-motion detection switch while an electric signal is accurately switched.

5) The invention optimizes the structure, reduces the processing difficulty of parts, improves the excellent quality rate, indirectly avoids wasting materials, optimizes the transmission structure, improves the transmission efficiency, reduces the spring force, thereby properly reducing the strength of the parts and prolonging the service life.

Drawings

Fig. 1 is a first schematic view of an operating mechanism of the present invention.

Fig. 2 is a schematic view of a second operating mechanism of the present invention.

FIG. 3 is a schematic view of the rear mechanism plate of the present invention.

Fig. 4 is a schematic view of a front mechanical plate of the present invention.

Fig. 5 is a schematic diagram of an internal structure of the operating mechanism of the present invention.

Fig. 6 is a schematic structural diagram of the closing device of the present invention.

Fig. 7 is a schematic structural diagram of the opening device of the present invention.

Fig. 8 is a schematic structural view of an electric driving device of the present invention.

Fig. 9 is a schematic view of the opening crank arm of the present invention.

Figure 10 is a schematic view of an interlocking tab of the present invention.

Fig. 11 is a schematic view of a brake-separating crank arm according to a second embodiment of the present invention.

The labels in the figure are: the energy storage device comprises a rack 1, a rear mechanism plate 11, a front mechanism plate 12, a flanging 13, a pressing rib 14, a rear crank arm hole 110, a rear spindle hole 111, a rear energy rotating shaft hole 112, a front crank arm hole 120, a front spindle hole 121, a front energy rotating shaft hole 122, a brake separating mounting hole 123, a switching-on device 2, a crank arm shaft 20, a switching-on crank arm 21, a switching-on push rod 22, a brake separating device 3, a brake separating push rod 32, an electric brake separating device 33, a brake separating energy storage retaining device 30, a brake separating crank arm 31, a motor 41, a motor output shaft 42, a gear set 43, a first gear 44, a gear piece 431, a clutch rod 46, a clutch torsion spring 47, a clutch piece 48, a notch 481, an interlocking piece 49, a first free end 493, a second free end 494, a tip 495, a first inner hole 491, a second inner hole 492, a spring energy storage device 5, an energy storage shaft 52, an energy storage crank arm 53, a switching-on crank arm 54, a switching-on retaining pawl 55, a switching-off stop lever 56, an electric switching-on switching-off device 57, an upper pressure spring head 510, a lower pressure spring head 551, a pressure spring head retaining device 5, a pressure spring head retaining lever head 512, a main shaft head retaining lever head 512, a main shaft end detecting auxiliary main shaft head 554, a main shaft connecting rod assembly and a main shaft connecting rod assembly 62, and a main shaft connecting rod assembly 63.

Detailed Description

The following embodiments of the present invention are provided by way of specific examples, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It should be noted that the features in the following embodiments and examples may be combined with each other without conflict.

It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the drawings only show the components related to the present invention rather than being drawn according to the number, shape and size of the components in actual implementation, and the type, amount and proportion of each component in actual implementation can be changed freely, and the layout of the components can be more complicated.

All directional indications (such as up, down, left, right, front, rear, lateral, longitudinal \8230;) in embodiments of the present invention are used only to explain the relative positional relationship between the components, the motion, etc. at a particular pose, and if the particular pose changes, the directional indication changes accordingly.

Due to installation errors and the like, the parallel relationship in the embodiment of the present invention may actually be an approximately parallel relationship, and the perpendicular relationship may actually be an approximately perpendicular relationship.

The first embodiment is as follows:

as shown in fig. 1 to 10, an operating mechanism with a reclosing function includes a frame 1, a closing device 2, an opening device 3, a spring energy storage device 5 and a main shaft 6 are disposed on the frame 1, the spring energy storage device 5 is linked with the closing device 2, the closing device 2 and the opening device 3 are linked with the main shaft 6 respectively, and the main shaft 6 is connected with a circuit breaker and inputs a closing torque and an opening torque to the circuit breaker.

The main shaft 6 is fixedly provided with a main shaft crank arm 61, and the closing device 2 and the opening device 3 are linked with the main shaft 6 through the main shaft crank arm 61 respectively.

Frame 1 includes rear mechanism board 11 and preceding mechanism board 12, and rear mechanism board 11 sets firmly through the strut subassembly with preceding mechanism board 12 and connects, and the strut subassembly is located between rear mechanism board 11 and preceding mechanism board 12, and both ends set firmly with rear mechanism board 11 and preceding mechanism board 12 respectively and are connected, in this embodiment, rear mechanism board 11 and preceding mechanism board 12 parallel arrangement.

The rear mechanism plate 11 and the front mechanism plate 12 are of thin plate structures, the rear mechanism plate 11 and the front mechanism plate 12 are provided with a plurality of press ribs 14, and the press ribs of the rear mechanism plate 11 and the front mechanism plate 12 are formed through press rib forming to improve the strength of the thin plate, so that the material consumption is reduced, and the strength of the thin plate is kept unchanged.

The rear mechanism plate 11 is fixedly provided with a rear crank arm hole 110, a rear spindle hole 111 and a rear energy spindle hole 112, the front mechanism plate 12 is fixedly provided with a front crank arm hole 120, a front spindle hole 121 and a front energy spindle hole 122, the central axes of the rear crank arm hole 110 and the front crank arm hole 120 are collinear, the rear crank arm hole 110 and the front crank arm hole 120 are provided with a crank arm shaft 20, the central axes of the rear spindle hole 111 and the front spindle hole 121 are collinear, the rear spindle hole 111 and the front spindle hole 121 are provided with a spindle 6, the central axes of the rear energy spindle hole 112 and the front energy spindle hole 122 are collinear, the rear energy spindle hole 112 and the front energy spindle hole 122 are provided with an energy storage shaft 52, the crank arm shaft 20, the spindle 6 and the energy storage shaft 52 are rotatably connected with the rear mechanism plate 11 and the front mechanism plate 12, in the embodiment, the energy storage shaft 52 is positioned by means of the rear mechanism plate 11 and the front mechanism plate 12, the accuracy of the installation position is effectively improved, and the reliability is greatly enhanced because the rear mechanism plate 11 and the front mechanism plate 12 are directly fixed.

In this embodiment, the rear crank arm hole 110, the rear spindle hole 111, the rear rotatable shaft hole 112, the front crank arm hole 120, the front spindle hole 121, and the front rotatable shaft hole 122 are respectively provided with the flanges 13, so that the contact areas of the crank arm shaft 20, the spindle 6, and the energy storage shaft 52 with the rack 1 are increased, and the strength is enhanced to meet the functional use requirements.

Preceding mechanism board 12 sets firmly separating brake mounting hole 123, and separating brake mounting hole 123 sets up turn-ups 13, and separating brake mounting hole 123 is used for installing the separating brake button of separating brake device, and this embodiment separating brake button relies on the separating brake mounting hole 123 of taking turn-ups 13 to lead and fix a position, has cancelled the current mode of installing through the direction axle sleeve, and the structure is simple more stable, reduces manufacturing procedure, reduces workman intensity of labour.

The spring energy storage device 5 is installed on the rear mechanism plate 11 of the rack 1, particularly, the spring energy storage device 5 comprises an energy storage pressure spring assembly, an energy storage shaft 52 and an energy storage crank arm 53, the energy storage shaft 52 is rotatably connected with the rack 1 through a one-way bearing, the energy storage crank arm 53 is fixedly connected with the energy storage shaft 52, the energy storage pressure spring assembly can adopt an existing structure, the energy storage pressure spring assembly comprises an upper pressure spring head 510, an energy storage spring 511 and a lower pressure spring head 512, two ends of the energy storage spring 511 are respectively connected with the upper pressure spring head 510 and the lower pressure spring head 512, the upper pressure spring head 510 is connected with the rear mechanism plate 11, the lower pressure spring head 512 is connected with a free end of the energy storage crank arm 53, the upper pressure spring head 510 is a fixed point, the energy storage shaft 52 rotates to drive the energy storage crank arm 53 to rotate, and the energy storage crank arm 53 rotates to drive the energy storage spring 511 to stretch and store energy through the lower pressure spring head 512.

The spring energy storage device 5 further comprises an energy storage maintaining device for positioning and maintaining the energy storage of the energy storage tension spring 51, the energy storage maintaining device is located between the front mechanism plate 12 and the rear mechanism plate 11, the energy storage maintaining device comprises a closing cam 54 and a closing maintaining pawl 55, the closing cam 54 is connected with the energy storage shaft 52, the closing cam 54 can synchronously rotate along with the energy storage shaft 52, an energy storage maintaining roller (not shown) is arranged at the free end of the closing cam 54, the closing maintaining pawl 55 is rotatably connected to a pawl shaft 551, the pawl shaft 551 is fixedly connected with the front mechanism plate 12 and the rear mechanism plate 11, and the closing pawl 55 and the closing cam 54 are located on the same plane.

The closing holding pawl 55 comprises an energy storage holding end 552, an energy storage releasing end 553 and a switching and closing stop end 554, a switching and closing stop lever 56 is further fixedly arranged between the front mechanism plate 12 and the rear mechanism plate 11, the switching and closing stop lever 56 is positioned between the energy storage holding end 552 and the switching and closing stop end 554, the switching and closing stop lever 56 abuts against the switching and closing stop end 554 in a non-operation state, when the closing cam 54 rotates to the maximum energy storage position of the energy storage tension spring 51, the energy storage holding end 552 abuts against the energy storage holding roller, and the switching and closing stop lever 56 abuts against the switching and closing stop end 554, so that the energy storage tension spring 51 is held at the energy storage position and a stable energy storage holding state is formed.

The closing device 2 is of an existing structure, the closing device 2 adopts an existing motion mechanism and a linkage relation with related devices, and details are not described herein, the closing device 2 includes a closing connecting arm 21 and a closing push rod 22, the closing connecting arm 21 is fixedly arranged on the connecting arm shaft 20, the closing device 2 is linked with a closing holding pawl 55 through the closing push rod 22, the closing device 2 is linked with the spring energy storage device 5 through the closing connecting arm 21, the closing device 2 applies a thrust force to an energy storage releasing end 553 of the closing holding pawl 55 to rotate the closing holding pawl 55, so that the energy storage holding end 552 is separated from an abutting state with the energy storage holding roller, at this time, the spring energy storage device 5 releases energy, the closing cam 54 can continue to rotate under the action of the energy storage tension spring 51 to further push the closing connecting arm 21, the closing device 2 is linked with the main shaft 6, so as to drive the main shaft 6 to rotate towards a closing direction, and further input a closing torque to the circuit breaker.

The existing structure of the opening device 3 is adopted, the existing movement mechanism and the linkage relation with relevant devices are adopted by the opening device 3, when the closing device 2 is closed, the opening device 3 carries out opening energy storage through the opening energy storage device, and the opening energy storage device is linked with the main shaft 6.

The operating mechanism further comprises an opening energy storage retaining device 30, and the opening energy storage retaining device 30 is used for retaining the opening energy storage state of the opening device 3 when the closing device 2 is closed.

The opening device 3 comprises an opening push rod 32 and an opening crank arm 31, the opening device 3 is linked with the opening energy storage and retaining device 30 through the opening push rod 32, the opening device 3 is linked with the opening energy storage and retaining device 30 through the opening crank arm 31, the opening device 3 controls the opening energy storage and retaining device to release energy through the opening push rod 32, so that the main shaft 6 is driven to rotate in the opening direction, the opening torque is input into the circuit breaker, and meanwhile, the opening energy storage and retaining device 30 drives the opening crank arm 31 to rotate to prepare for next energy storage.

In this embodiment, the opening connecting lever 31 and the closing connecting lever 21 are respectively fixed on the connecting lever shaft 20, the opening connecting lever 31 is provided with a three-phase connecting lever structure, the opening connecting lever 31 includes three sets of opening connecting lever plates, and the free ends of the adjacent opening connecting lever plates are fixedly connected through pins.

The operating mechanism further comprises an electric closing device 57 and an electric opening device 33, the electric closing device 57 and the electric opening device 33 adopt the existing structure, the electric closing device 57 pushes the opening and closing stopping end 554 to enable the closing keeping pawl 55 to rotate around the pawl shaft 551, so that the energy storage keeping end 552 is separated from the energy storage keeping roller in a propping state, the spring energy storage device 5 releases energy to realize closing operation, and the electric opening device 33 is used for controlling the opening energy storage keeping device 30 to release the opening energy storage state to realize opening operation of the opening device 3.

The turning angle of the main shaft 6 for switching on and switching off is controlled to be 65-75 degrees, preferably 70 degrees, transmission efficiency is effectively improved, collision force is reduced, deformation is reduced, meanwhile, the frame 1 is provided with a pressing rib, and each shaft hole is provided with a flanging, so that the strength of the operating mechanism is greatly enhanced, and the switching-on crank 21 and the switching-off crank 31 can directly collide with the strut assembly to stop.

The operating mechanism further comprises an electric driving device, the electric driving device is used for driving the spring energy storage device 5 to store energy, the electric driving device comprises a motor 41, a first gear 44 and a gear set 43, the first gear 44 is fixedly arranged on a motor output shaft 42 of the motor 41, the gear set 43 is fixedly arranged on an energy storage shaft 52, the first gear 44 is in meshed connection with the gear set 43, and when the motor 41 rotates, the gear set 43 drives the energy storage shaft 52 to rotate, so that the energy storage of the spring energy storage device 5 is carried out.

The gear set 43 includes a plurality of gear pieces 431, the gear pieces 431 are in a thin-plate structure, the plurality of gear pieces 431 are stacked and assembled and riveted through riveting columns, the precision of the gear pieces 431 is reliably guaranteed through die machining of the gear pieces 431, and size control of the gear pieces 431 is more effective.

The operating mechanism further comprises a clutch device, the clutch device is arranged between the energy storage shaft 52 and the gear set 43, the gear set 43 drives the energy storage shaft 52 to rotate, and when the energy storage shaft 52 is driven by the brake separating device 3 to rotate reversely, the energy storage shaft 52 is separated from the gear set 43, so that reverse rotating force cannot be applied to the motor 41, and impact cannot be generated on the motor 41.

The clutch device comprises a gear set 43, an interlocking plate 49, a clutch plate 48 and a clutch lever 46, the gear set 43 is rotatably connected with an energy storage shaft 52 of the spring energy storage device 5, the clutch plate 48 is fixedly connected with the energy storage shaft 52 of the spring energy storage device 5, the interlocking plate 49 and the clutch plate 48 are locked when the spring energy storage device 5 is in an energy storage state, the gear set 43, the interlocking plate 49, the clutch plate 48 and the energy storage shaft 52 rotate synchronously, and the clutch lever 46 unlocks the interlocking plate 49 and the clutch plate 48 to enable the interlocking plate 49 and the clutch plate 48 to move and separate.

The gear set 43 is linked with an electric driving device, the electric driving device transmits the motion to the gear set 43, and the closing device 2 performs closing operation, so that the electric driving device is started to drive the gear set 43 to rotate.

The interlocking piece 49 is rotatably connected with the gear set 43 through a pin, the interlocking piece 49 comprises a first free end 493 and a second free end 494, the pin is located between the first free end 493 and the second free end 494, the interlocking piece 49 forms a lever-like structure, the first free end 493 is fixedly provided with a tip 495, two side edges of the second free end 494 are respectively provided with a first inner hole 491 and a second inner hole 492, the interlocking piece 49 is arranged on the gear set 43 through a clutch torsion spring 47 and keeps a relatively stable state, the clutch torsion spring 47 is buckled into the first inner hole 491 to prevent the clutch torsion spring 47 from sliding, and the clutch torsion spring 47 adopts a conventional structure and a movement mechanism, which are not described in detail herein.

The side of the clutch plate 48 is fixedly provided with a notch 481, when the spring energy storage device 5 stores energy in the previous period, the clutch torsion spring 47 presses the tip 495 of the interlocking plate 49 into the notch 481 of the clutch plate 48, the tip 495 and the notch 481 are buckled with each other and self-locked by friction force, the electric driving device drives the gear set 43 to drive the energy storage shaft 52, when the energy storage shaft 52 reaches an energy storage completion position, a clutch rod arranged on a rear mechanism plate is buckled into the second inner hole 492 and presses the second free end 494, so that the interlocking plate 49 is propped out from the notch 481 of the clutch plate 48, the gear set 43 is disconnected from the energy storage shaft 52, the motor 41 cannot drive the energy storage shaft 52 to rotate, the clutch device is simple in structure, stable and reliable, the requirement on the integral processing level of parts is not high, and the qualification rate is greatly improved.

The operating mechanism further comprises an auxiliary switch device, the auxiliary switch device is linked with the main shaft 6 through a main shaft crank arm 61, the auxiliary switch device comprises a micro-motion detection switch 62 and an auxiliary connecting rod assembly 63, one end of the auxiliary connecting rod assembly 63 is connected with the main shaft crank arm 61, and the other end of the auxiliary connecting rod assembly 63 is connected with a rotating shaft of the micro-motion detection switch 62.

In this embodiment, the micro-motion detection switch 62 is located between the front mechanism plate 12 and the rear mechanism plate 11, the micro-motion detection switch 62 is fixedly disposed on the front mechanism plate 12, the auxiliary link assembly 63 is located outside the rear mechanism plate 11, the micro-motion detection switch 62 and the auxiliary link assembly 63 are isolated by the rear mechanism plate 11, and a corresponding space is reserved for a signal contact of the micro-motion detection switch 62 while an electrical signal is accurately switched.

In this embodiment, the separating brake device 3 performs separating brake energy storage when the closing device 2 closes, and keeps the separating brake energy storage state through the separating brake energy storage keeping device 30, the energy storage keeping device of the spring energy storage device 5 positions and keeps the energy storage of the energy storage tension spring 51, and the separating brake device 3 and the spring energy storage device 5 are structurally separated, so that the energy storage of the spring energy storage device 5 is performed when the separating brake is performed, the purpose of immediately closing the switch after the separating brake is achieved, and the effect of reclosing the switch is achieved.

Other structures not described in the operation mechanism of the present embodiment adopt existing devices, and the other structures not described are not described here, which are not innovative points of the present application.

Example two:

as shown in fig. 11, the difference between the first embodiment and the second embodiment is that in the first embodiment, the opening connecting lever 31 is provided with a three-phase connecting lever structure, the opening connecting lever 31 includes three sets of opening connecting lever plates, and the free ends of the adjacent opening connecting lever plates are fixedly connected by pins, whereas in the first embodiment, the opening connecting lever 31 includes two sets of opening connecting lever plates, the two sets of opening connecting lever plates are assembled and riveted by riveting columns, and pins for driving are provided between the free ends of the two sets of opening connecting lever plates, so that the precision of the opening connecting lever 31 is reliably ensured by mold processing, the size of the opening connecting lever 31 is controlled more effectively, the manufacturing is simple, the process requirement is relatively low, and the production efficiency of the opening connecting lever 311 is effectively improved.

It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Claims (10)

1. The utility model provides an operating mechanism with reclosing lock function which characterized in that: the automatic switching device comprises a rack, wherein a switching-on device, a switching-off device, a spring energy storage device, a main shaft, a clutch device and an electric driving device are arranged on the rack, the spring energy storage device is linked with the switching-on device, the switching-on device and the switching-off device are respectively linked with the main shaft, the main shaft is connected with a circuit breaker and inputs switching-on torque and switching-off torque to the circuit breaker, the clutch device comprises a gear set, an interlocking piece, a clutch piece and a clutch lever, the clutch lever is fixedly arranged on the rack, and the clutch device is used for linking the electric driving device and the spring energy storage device or releasing the linkage relation of the electric driving device and the spring energy storage device.

2. The operating mechanism with a reclosing function as set forth in claim 1, wherein: the frame includes back mechanism board and preceding mechanism board, and back mechanism board and preceding mechanism board set firmly through the pillar subassembly and are connected, and back mechanism board and preceding mechanism board are provided with a plurality of pressure muscle.

3. The operating mechanism with a reclosing function according to claim 2, wherein: after having set firmly on the mechanism board of back turn the arm hole, back main shaft hole and back can the pivot hole, before having set firmly on the mechanism board of front turn the arm hole, preceding main shaft hole and preceding can the pivot hole, after turn the arm hole and before turn the arm hole and install the arm axle that turns, after main shaft hole and preceding downthehole main shaft of installing, after can the pivot hole and before can install the energy storage axle, after turn the arm hole, back main shaft hole, after can the pivot hole, before turn the arm hole, before the main shaft hole can the pivot hole be equipped with the turn-ups respectively with before.

4. The operating mechanism with a reclosing function according to claim 2, wherein: the front mechanism plate is fixedly provided with a brake separating mounting hole, and the brake separating mounting hole is provided with a flanging.

5. The operating mechanism with reclosing function according to claim 1, wherein: the spring energy storage device comprises an energy storage pressure spring assembly, an energy storage shaft and an energy storage connecting lever, the energy storage shaft is rotatably connected with the rack, the energy storage connecting lever is fixedly connected with the energy storage shaft, the energy storage pressure spring assembly comprises an upper pressure spring head, an energy storage spring and a lower pressure spring head, two ends of the energy storage spring are respectively connected with the upper pressure spring head and the lower pressure spring head, the upper pressure spring head is connected with the rear mechanism plate, and the lower pressure spring head is connected with the free end of the energy storage connecting lever.

6. The operating mechanism with reclosing function according to claim 1, wherein: the spring energy storage device further comprises an energy storage keeping device, the energy storage keeping device comprises a closing cam and a closing keeping pawl, the closing cam is connected with the energy storage shaft and can synchronously rotate along with the energy storage shaft, an energy storage keeping roller is arranged at the free end of the closing cam, the closing keeping pawl is rotatably connected to the pawl shaft, the pawl shaft is fixedly connected with the front mechanism plate and the rear mechanism plate, and the closing keeping pawl and the closing cam are located on the same plane.

7. The operating mechanism with a reclosing function as set forth in claim 1, wherein: the electric driving device comprises a motor and a first gear, the first gear is fixedly arranged on an output shaft of the motor, the gear set is fixedly arranged on the energy storage shaft, and the first gear is meshed with the gear set.

8. The operating mechanism with reclosing function according to claim 1, wherein: the gear set comprises a plurality of gear pieces, and the gear pieces are stacked and assembled and riveted through riveting columns.

9. The operating mechanism with reclosing function according to claim 1, wherein: the clutch device is arranged between the energy storage shaft and the gear set, the gear set is in rotating connection with the energy storage shaft of the spring energy storage device, the clutch disc is fixedly connected with the energy storage shaft of the spring energy storage device, the interlocking disc and the clutch disc are locked when the spring energy storage device is in an energy storage state, the gear set, the interlocking disc, the clutch disc and the energy storage shaft rotate synchronously, and the clutch lever unlocks the interlocking disc and the clutch disc to enable the interlocking disc and the clutch disc to move and separate.

10. The operating mechanism with reclosing function according to claim 1, wherein: the main shaft is fixedly provided with a main shaft crank arm, and the switching-on device and the switching-off device are linked with the main shaft through the main shaft crank arm respectively.

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