CN114068259B - Electric operating mechanism of reclosing circuit breaker - Google Patents
Electric operating mechanism of reclosing circuit breaker Download PDFInfo
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- CN114068259B CN114068259B CN202010783554.9A CN202010783554A CN114068259B CN 114068259 B CN114068259 B CN 114068259B CN 202010783554 A CN202010783554 A CN 202010783554A CN 114068259 B CN114068259 B CN 114068259B
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- rotating member
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- sliding block
- clutch
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- 238000003825 pressing Methods 0.000 claims description 10
- 230000007935 neutral effect Effects 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/66—Power reset mechanisms
- H01H71/70—Power reset mechanisms actuated by electric motor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/42—Induction-motor, induced-current, or electrodynamic release mechanisms
- H01H71/43—Electrodynamic release mechanisms
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Abstract
一种重合闸断路器的电动操作机构，包括控制手柄和执行机构，执行机构包括用于连接控制手柄的滑块，以及沿滑块移动方向设置的第一转动件和第二转动件，第一转动件与电动机连接，电动机能够带动第一转动件转动，使第一转动件依次推动滑块和第二转动件，第一转动件推动滑块时，滑块带动控制手柄向第二转动件的一侧移动，第一转动件推动第二转动件时，第二转动件向第一转动件的反方向转动，通过第二转动件推动滑块带动控制手柄向第一转动件的一侧移动，通过第一转动件以及由第一转动件驱动的第二转动件，分别从不同位置分别推动滑块移动，使滑块作用于控制手柄的推力与控制手柄的运动方向保持平行，避免出现“死点”位置。
The electric operating mechanism of a reclosing circuit breaker includes a control handle and an actuator, the actuator including a slider for connecting the control handle, and a first rotating member and a second rotating member arranged along the moving direction of the slider, the first rotating member is connected to a motor, the motor can drive the first rotating member to rotate, so that the first rotating member pushes the slider and the second rotating member in sequence, when the first rotating member pushes the slider, the slider drives the control handle to move toward one side of the second rotating member, when the first rotating member pushes the second rotating member, the second rotating member rotates in the opposite direction of the first rotating member, and the slider is pushed by the second rotating member to drive the control handle to move toward one side of the first rotating member, and the slider is pushed from different positions by the first rotating member and the second rotating member driven by the first rotating member, so that the thrust of the slider acting on the control handle remains parallel to the movement direction of the control handle to avoid the occurrence of a "dead point" position.
Description
Technical Field
The invention relates to the field of piezoelectric devices, in particular to an electric operating mechanism of a reclosing circuit breaker.
Background
The reclosing circuit breaker is widely used in power transmission and distribution circuits, plays a role of a control and protection circuit, has two modes of electric operation and manual operation, and can replace the manual operation by electric operation without operators arriving at the scene, so that the reclosing circuit breaker can be switched on and off under the control of remote signals.
Although the existing reclosing circuit breaker is in an electric operation mode, the motor can drive the control handle to switch on and off through a plurality of connecting rods or gears and racks, the reclosing circuit breaker still has the following defects:
1. When the motor drives the control handle to switch on and off through a plurality of connecting rods, the magnitude and the direction of the force are continuously changed when the connecting rods rotate, the dead point position is easy to appear, and in order to avoid clamping stagnation at the dead point, the motor with higher power is required to be selected, so that the cost is higher, and the problem of large volume exists.
2. When the motor drives the control handle to switch on or off through the gear and the rack, the motor occupies a large space and has a complex structure.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an electric operating mechanism of a reclosing circuit breaker without a dead point position.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the electric operating mechanism of the reclosing circuit breaker comprises a control handle and an actuating mechanism, wherein the actuating mechanism comprises a sliding block used for being connected with the control handle, and a first rotating piece and a second rotating piece which are arranged along the moving direction of the sliding block;
when the first rotating piece pushes the sliding block, the sliding block drives the control handle to move to one side of the second rotating piece;
When the first rotating piece pushes the second rotating piece, the second rotating piece rotates in the opposite direction of the first rotating piece and pushes the sliding block to drive the control handle to move to one side of the first rotating piece.
Preferably, the first rotating member and the second rotating member are respectively provided with first gear teeth and second gear teeth at the periphery, a plurality of pushing grooves are formed in the side face of the sliding block, the first gear teeth and the second gear teeth can be respectively inserted into the pushing grooves to push the sliding block to move, and the first gear teeth can push the second gear teeth to drive the second rotating member to rotate.
Preferably, the first rotating member comprises two pairs of first gear teeth arranged at intervals, the two pairs of first gear teeth are oppositely arranged at two sides of the first rotating member, a gap between the two pairs of first gear teeth is used for avoiding the second rotating member when the first gear teeth push the sliding block, and is used for avoiding the sliding block when the first gear teeth push the second rotating member.
Preferably, one end of the sliding block, which is close to the first rotating piece, is sunken to form a closing adjusting groove, the first rotating piece can slide into the bottom of the closing adjusting groove to push the bottom of the closing adjusting groove to drive the control handle to move towards the closing direction, the control handle is closed in place when the first rotating piece is separated from the bottom of the closing adjusting groove, and/or one end of the sliding block, which is close to the second rotating piece, is sunken to form a separating brake adjusting groove, the second rotating piece can slide into the bottom of the separating brake adjusting groove to push the bottom of the separating brake adjusting groove to drive the control handle to move towards the separating brake, and the control handle is separated in place when the second rotating piece is separated from the bottom of the separating brake adjusting groove.
Preferably, the first rotating member is connected with the manual lever and the clutch mechanism respectively, the clutch mechanism is connected with the motor, the motor drives the first rotating member to rotate through the clutch mechanism when rotating, and the manual lever drives the first rotating member to rotate and separate from the clutch mechanism.
Preferably, both sides of the first rotating member are respectively provided with a cushion block and a pressing plate, the first rotating member and the cushion block are fixedly connected, a manual operation rod is arranged on the pressing plate, cushion block holes and clutch holes sleeved on an output shaft of the motor are respectively arranged in the middle of the cushion block and the middle of the first rotating member, the clutch mechanism comprises a clutch shaft which is arranged in the clutch hole and penetrates through the output shaft of the motor, and a spring connected between the output shaft and the clutch shaft, the spring pushes the wall of the clutch shaft to move, a plurality of inclined ratchets are arranged on the wall of the clutch hole, one sides of the ratchets are respectively provided with a meshing surface, the other sides of the ratchets are respectively provided with a sliding surface, when the output shaft of the motor rotates, the output shaft drives the clutch shaft to push the meshing surface to enable the first rotating member to rotate, and when the manual operation rod drives the pressing plate to rotate, the sliding surface in the first rotating member is driven by the pressing plate to push away the clutch shaft against the effect of the spring.
Preferably, the sliding block is in a U-shaped structure and comprises two side plates which are oppositely arranged, and a top plate connected between the top sides of the two side plates, wherein the heights of the two side plates are smaller than that of the control handle, so that the heights of the top plates are lower than that of the control handle, a handle groove sleeved on the control handle is formed in the top plate, and a plurality of pushing grooves are formed in the side plate close to one side of the first rotating piece and one side of the second rotating piece.
Preferably, the motor comprises a shell, an A-phase main loop unit, a B-phase main loop unit, a C-phase main loop unit and an N-phase main loop unit which are arranged in the shell side by side, wherein the A-phase main loop unit, the B-phase main loop unit and the C-phase main loop unit are respectively connected with a live wire, the N-phase main loop unit is connected with a zero wire, and the motor is arranged in cavities of the C-phase main loop unit and the N-phase main loop unit.
Preferably, the solar control device comprises a shell, wherein the shell comprises a middle cover with a Chinese character 'ri' shaped structure, the control handle and the actuating mechanism are arranged on one side of the middle cover, and the other side of the middle cover is used for accommodating a circuit board.
Preferably, the device further comprises a shell and a bottom plate arranged on the shell, and the actuating mechanism is arranged on the bottom plate.
Preferably, the sliding block comprises a sliding block, and is characterized by further comprising guide rails which are oppositely arranged at two sides of the sliding block, wherein the two guide rails respectively form a Z-shaped structure, the two guide rails respectively comprise a bottom edge and a top edge, and a connecting street edge which is obliquely connected between the bottom edge and the top edge, the bottom edges of the two guide rails are respectively fixed on a bottom plate, so that the top edge and the bottom plate are separated to form guide grooves, the bottom sides of the two side plates respectively extend outwards to form sliding plates, and the two sliding plates are respectively inserted into the corresponding guide grooves at two sides to be in sliding fit and are limited between the corresponding top edge and the bottom plate.
According to the electric operating mechanism of the reclosing circuit breaker, the sliding blocks are respectively pushed to move from different positions through the first rotating piece and the second rotating piece driven by the first rotating piece, so that the thrust to the sliding blocks is ensured to be stable and identical, the thrust of the sliding blocks acting on the control handle is kept parallel to the moving direction of the control handle, the dead point position is avoided, and the motor with small power, small size and low cost can be selected, and the reliability and the service life can be effectively improved.
Drawings
Fig. 1 is a schematic structural view of an electric operating mechanism of a reclosing circuit breaker according to an inventive embodiment of the present invention;
FIG. 2 is a transmission mechanism in a trip free position in accordance with an inventive embodiment of the present invention;
FIG. 3 is a transmission mechanism in a closing position in accordance with an inventive embodiment;
FIG. 4 is a transmission mechanism in a brake release position in accordance with an embodiment of the present invention;
FIG. 5 is a schematic view of a first rotary member according to an embodiment of the present invention;
FIG. 6 is an exploded view of a first rotary member of an inventive embodiment of the present invention;
FIG. 7 is a schematic side view of an actuator according to an embodiment of the present invention;
FIG. 8 is a schematic view of a slider mechanism according to an embodiment of the present invention;
Fig. 9 is a schematic view of the structure of a guide rail according to an embodiment of the present invention.
Detailed Description
As shown in fig. 1 to 4, the electric operating mechanism of the reclosing circuit breaker of the present invention includes a control handle 200 and an actuating mechanism, the actuating mechanism includes a slider 400 for connecting the control handle 200, and a first rotating member 810 and a second rotating member 820 disposed along a moving direction of the slider 400, the first rotating member 810 is connected with a motor 140, and the motor 140 can drive the first rotating member 810 to rotate, so that the first rotating member 810 sequentially pushes the slider 400 and the second rotating member 820;
When the first rotating member 810 pushes the slider 400, the slider 400 drives the control handle 200 to move to one side of the second rotating member 820;
When the first rotating member 810 pushes the second rotating member 820, the second rotating member 820 rotates in the opposite direction of the first rotating member 810, and pushes the slider 400 to drive the control handle 200 to move to one side of the first rotating member 810.
The electric operating mechanism of the reclosing breaker provided by the invention pushes the sliding block 400 to move respectively from different positions through the first rotating part 810 and the second rotating part 820 driven by the first rotating part 810, ensures that the pushing force to the sliding block 400 is stable and the same, ensures that the pushing force of the sliding block 400 acting on the control handle 200 is kept parallel to the moving direction of the control handle 200, avoids the occurrence of a dead point position, can select the motor 140 with small power, small volume and low cost, and can effectively improve the reliability and prolong the service life.
The following describes further embodiments of the electric operating mechanism of the recloser circuit breaker according to the invention, in conjunction with the examples given in fig. 1 to 9. The electric operating mechanism of the recloser circuit breaker of the present invention is not limited to the description of the following embodiments.
As shown in fig. 1-5, the first rotating member 810 and the second rotating member 820 are respectively provided with a first gear tooth 811 and a second gear tooth 821 at the periphery, a plurality of pushing grooves 550 are provided on the side surface of the slider 400, the first gear tooth 811 and the second gear tooth 821 can be respectively inserted into the pushing grooves 550 to push the slider 400 to move, and the first gear tooth 811 can push the second gear tooth 821 to drive the second rotating member 820 to rotate.
Referring to fig. 2, the first rotating member 810 is rotated clockwise by the motor 140, the first gear teeth 811 on the first rotating member 810 are inserted into the pushing grooves 550 and push the sliding block 400 to move upwards, the sliding block 400 drives the control handle 200 to move to the closing direction to the position of fig. 3, at this time, the first gear teeth 811 are not contacted with the second rotating member 820, and the second rotating member 820 idles under the action of the sliding block 400;
referring to fig. 3, the control handle 200 is closed in place, if the first rotating member 810 is continuously rotated clockwise by the motor 140, the first gear teeth 811 will be in contact with the second gear teeth 821 of the second rotating member 820;
Referring to fig. 4, the first rotating member 810 in fig. 2 is driven by the motor 140 to rotate clockwise, the first gear tooth 811 pushes the second gear tooth 821 to rotate the second rotating member 820 anticlockwise, the second rotating member 820 pushes the sliding block 400 to move downwards through the second gear tooth 821, so that the sliding block 400 drives the control handle 200 to move below the sliding block 400 in fig. 1 towards the opening position, the control handle 200 is opened in place, and if the control handle is released, the re-buckling is completed at the same time.
Specifically, the first rotating member 810 of the present embodiment is an incomplete gear, the first rotating member 810 includes two pairs of first gear teeth 811 arranged at intervals, the two pairs of first gear teeth 811 are oppositely arranged at two sides of the first rotating member 810, and a gap between the two pairs of first gear teeth 811 is used for avoiding the second rotating member 820 when the first gear teeth 811 push the slider 400, and is used for avoiding the slider 400 when the first gear teeth 811 push the second rotating member 820. In addition, the first rotating member 810 and the second rotating member 820 may be connected by other parts, such as adding a gear between the first rotating member 810 and the second rotating member 820, which falls within the protection scope of the present invention.
The second rotating member 820 of the present embodiment is a full-tooth gear, and a plurality of second gear teeth 821 are uniformly distributed around the second rotating member 820. Of course, the second rotating member 820 is not limited to a full-tooth gear, the specific number of teeth is determined by the opening and closing stroke of the reclosing circuit breaker, and the second rotating member 820 and the pushing slot 550 on the slider 400 will not be disengaged. In addition, the second rotating member 820 may also push the sliding block 400 to move by other means, for example, a connecting rod connected to the control handle 200 is disposed on the second rotating member 820, and the handle is driven to move in the opening direction by the connecting rod when the second rotating member 820 rotates, which falls into the protection scope of the present invention.
It will be appreciated that the number of teeth of the first rotating member 810 may be single teeth or multiple teeth to form an incomplete gear set, and that the number of teeth of the first rotating member 810 depends on the diameter of the first rotating member 810, the distance between the pushing grooves 550 on the slider 400, and the opening and closing travel of the reclosing circuit breaker. In addition, the incomplete gear sets of the first rotary member 810 may be single and multiple sets, and multiple sets of incomplete gear sets can facilitate shortening of the opening and closing time.
Referring to fig. 8, one end of the slider 400, which is close to the first rotating member 810, is recessed to form a closing adjustment groove 551, the first rotating member 810 can slide into the bottom of the closing adjustment groove 551 to push the bottom of the closing adjustment groove 551 to drive the control handle 200 to move in the closing direction, when the first rotating member 810 is separated from the bottom of the closing adjustment groove 551, the control handle 200 is closed in place, and/or one end of the slider 400, which is close to the second rotating member 820, is recessed to form a separating adjustment groove 552, the second rotating member 820 can slide into the bottom of the separating adjustment groove 552 to push the bottom of the separating adjustment groove 552 to drive the control handle 200 to move in the separating direction, and the second rotating member 820 is separated from the bottom of the separating adjustment groove 552 to control the handle 200 to separate in place. The closing adjusting groove 551 and the opening adjusting groove 552 can not only facilitate the insertion of the first rotary member 810 and the second rotary member 820, but also respectively adjust the strokes of opening and closing. The depth of the closing adjusting groove recess can determine when the first rotating member 810 is separated from the bottom of the closing adjusting groove 551, that is, is disengaged from the first rotating member 810, so as to determine the closing stroke. Similarly, the depth of the recess of the opening adjustment groove 552 can also determine the opening stroke.
Specifically, the slider 400 has a U-shaped structure, and includes two opposite side plates 431 and a top plate 432 connected between the top sides of the two side plates 431, where the height of the two side plates 431 is smaller than that of the control handle 200, so that the height of the top plate 432 is lower than that of the control handle 200, and a handle groove 410 sleeved on the control handle 200 is formed in the top plate 432, and a plurality of pushing grooves 550 are formed in the side plate 431 near the first rotating member 810 and the second rotating member 820. The roof 432 is lower than the flat design of the control handle 200, so that the problem of large occupied space of the gear and the rack in the background art is effectively solved, and the product height of the reclosing circuit breaker can be effectively reduced.
As shown in fig. 7-9, the sliding block 400 is further provided with a guiding mechanism for limiting the sliding block 400, the guiding mechanism enables the sliding block 400 to move only along the moving direction of the control handle 200 in parallel, the guiding mechanism comprises guide rails 512 oppositely arranged at two sides of the sliding block 400, and sliding plates 433 which are inserted into the guide rails 512 at two sides and are in sliding fit are respectively arranged at the outer sides of the two side plates 431.
Specifically, the two guide rails 512 are respectively in a zigzag structure, the two guide rails 512 respectively include a bottom edge 5121 and a top edge 5122, and a connecting edge 5123 obliquely connected between the bottom edge 5121 and the top edge 5122, the bottom edges 5121 of the two guide rails 512 are respectively fixed on the bottom plate 818, so that the top edge 5122 and the bottom plate 818 are separated to form guide grooves, the bottom sides of the two side plates 431 respectively extend outwards to form sliding plates 433, and the two sliding plates 433 are respectively inserted into the corresponding guide grooves on the two sides to be in sliding fit, and are limited between the corresponding top edge 5122 and the bottom plate 818.
As shown in fig. 5-7, the first rotating member 810 is connected to the motor 140 through a clutch mechanism, and the clutch mechanism is separated when the first rotating member 810 is manually operated, so that the first rotating member 810 cannot drive the motor 140 to rotate, and the motor 140 is prevented from being damaged.
Specifically, the two sides of the first rotating member 810 are respectively provided with a cushion block 812 and a pressing plate 813, the first rotating member 810 and the cushion block 812 are fixedly connected through a fastening member 817, the pressing plate 813 is provided with a manual lever 150, the fastening member 817 can be a screw or a rivet, cushion block holes and clutch holes 814 sleeved on the output shaft 141 of the motor 140 are respectively arranged in the middle parts of the cushion block 812 and the first rotating member 810, the clutch mechanism comprises a clutch shaft 2 arranged in the clutch holes 814 and penetrating through the output shaft 141 of the motor 140, and a spring 3 connected between the output shaft 141 and the clutch shaft 2, the spring 3 pushes the clutch shaft 2 to move towards the wall of the clutch holes 814, a plurality of inclined ratchets are arranged on the wall of the clutch holes 814, one sides of the ratchets are respectively provided with a meshing surface 815, the other sides of the ratchets are respectively provided with a sliding surface 816, when the output shaft 141 of the motor 140 rotates, the output shaft 141 of the motor 141 drives the clutch shaft 2 to push the meshing surface 815 to rotate the first rotating member 810, and when the manual lever 150 drives the pressing plate 813 to rotate, the pressing plate 813 drives the sliding surface 816 in the first rotating member 810 to push the clutch shaft 2, so that the clutch shaft 2 is pushed away, and the clutch shaft 2 is pushed by the sliding surface 816 in the clutch shaft 810, the clutch shaft 2 is pushed to move towards the wall of the clutch shaft 141, the clutch shaft 2, and the clutch shaft is separated from the wall of the clutch hole 814, and the clutch shaft is prevented from rotating the motor 140, and the rotation of the motor 140.
After passing through the output shaft 141 of the motor 140, the clutch shaft 2 is simultaneously limited in the first rotating member 810 by the pressure plate 813 and the cushion block 812, so as to further limit the first rotating member 810 and the motor 140. The clutch mechanism of the embodiment adopts an inner side engagement mode or an outer engagement mode, and the number of the clutch shafts 2 can be multiple, which belongs to the protection scope of the invention.
As shown in fig. 1, the reclosing circuit breaker of the invention comprises a shell and a plurality of main loop units arranged in the shell side by side, wherein a plurality of cavities corresponding to the main loop units one by one are arranged in the shell, the four main loop units are an a-phase main loop unit, a B-phase main loop unit, a C-phase main loop unit and an N-phase main loop unit which are sequentially arranged, the a-phase main loop unit, the B-phase main loop unit and the C-phase main loop unit are respectively connected with a live wire, the N-phase main loop unit is connected with a zero wire, and the motor 140 is arranged in the cavities corresponding to the C-phase main loop unit and the N-phase main loop unit. Through setting up motor 140 in the cavity that C looks main loop unit and N looks main loop unit correspond, not only can effectively utilize the space in the reclosing circuit breaker casing, reduce holistic volume, can avoid motor 140 to set up in zero sequence current transformer's top moreover, reduce holistic height.
As shown in fig. 1, the housing includes a middle cover having a "sun" shape structure, the motor 140 is disposed at one side of the control handle 200, the middle cover is protruded to a top side corresponding to one side of the motor 140 and the control handle 200 to form a mounting table 910, and a mounting groove 920 for receiving a circuit board is formed at the other side of the middle cover, and the actuator is mounted at the protruded top side through a bottom plate 818. The actuator is integrated on a bottom plate 818, and then the bottom plate 818 is installed on the shell, so that modularized assembly can be realized, the assembly efficiency is higher, and the assembly is more convenient in the production process.
The foregoing is a further detailed description of the invention in connection with the preferred embodiments, and it is not intended that the invention be limited to the specific embodiments disclosed herein. It should be understood that those skilled in the art to which the present invention pertains may make several simple deductions or substitutions without departing from the inventive concept, and should be considered as falling within the scope of the present invention.
Claims (10)
1. The electric operating mechanism of the reclosing circuit breaker comprises a control handle (200) and an actuating mechanism, and is characterized in that the actuating mechanism comprises a sliding block (400) used for being connected with the control handle (200), and a first rotating piece (810) and a second rotating piece (820) which are arranged along the moving direction of the sliding block (400), wherein the first rotating piece (810) is connected with a motor (140), and the motor (140) can drive the first rotating piece (810) to rotate, so that the first rotating piece (810) sequentially pushes the sliding block (400) and the second rotating piece (820);
The periphery of the first rotating member (810) and the periphery of the second rotating member (820) are respectively provided with a first gear tooth (811) and a second gear tooth (821), the side surface of the sliding block (400) is provided with a plurality of pushing grooves (550), the first gear tooth (811) and the second gear tooth (821) can be respectively inserted into the pushing grooves (550) to push the sliding block (400) to move, and the first gear tooth (811) can push the second gear tooth (821) to drive the second rotating member (820) to rotate;
The first rotating part (810) is an incomplete gear, the first rotating part (810) avoids the second rotating part (820) when pushing the sliding block (400), and the sliding block (400) drives the control handle (200) to move to one side of the second rotating part (820);
The first rotating member (810) pushes the second rotating member (820) to avoid the sliding block (400), the second rotating member (820) rotates in the opposite direction of the first rotating member (810), and the sliding block (400) is pushed to drive the control handle (200) to move to one side of the first rotating member (810).
2. The electric operating mechanism of a reclosing circuit breaker according to claim 1, wherein the first rotating member (810) includes two pairs of first gear teeth (811) spaced apart, and the two pairs of first gear teeth (811) are oppositely disposed at both sides of the first rotating member (810), and a gap between the two pairs of first gear teeth (811) is used for avoiding the second rotating member (820) when the first gear teeth (811) push the slider (400) and for avoiding the slider (400) when the first gear teeth (811) push the second rotating member (820).
3. The electric operating mechanism of the reclosing circuit breaker according to claim 1, wherein one end of the sliding block (400) close to the first rotating member (810) is recessed to form a closing adjustment groove (551), the first rotating member (810) can slide into the bottom of the closing adjustment groove (551), the bottom of the closing adjustment groove (551) is pushed to drive the control handle (200) to move towards the closing direction, the first rotating member (810) is separated from the bottom of the closing adjustment groove (551) to control the handle (200) to close in place, and/or one end of the sliding block (400) close to the second rotating member (820) is recessed to form a separating adjustment groove (552), the second rotating member (820) can slide into the bottom of the separating adjustment groove (552), the bottom of the separating adjustment groove (552) is pushed to drive the control handle (200) to move towards the separating direction, and the second rotating member (820) is separated from the bottom of the separating adjustment groove (552) to control the handle (200) to close in place.
4. The electric operating mechanism of the reclosing circuit breaker according to claim 1, wherein the first rotating member (810) is connected with the manual lever (150) and the clutch mechanism, respectively, the clutch mechanism is connected with the motor (140), the motor (140) drives the first rotating member (810) to rotate through the clutch mechanism when rotating, and the manual lever (150) drives the first rotating member (810) to rotate and separate from the clutch mechanism.
5. The electric operating mechanism of the reclosing circuit breaker according to claim 4, wherein two sides of the first rotating member (810) are respectively provided with a cushion block (812) and a pressing plate (813), the first rotating member (810) and the cushion block (812) are fixedly connected, the pressing plate (813) is provided with a manual lever (150), the middle parts of the cushion block (812) and the first rotating member (810) are respectively provided with a cushion block (812) hole and a clutch hole (814) sleeved on an output shaft (141) of the motor (140), the clutch mechanism comprises a clutch shaft (2) which is arranged in the clutch hole (814) and penetrates through the output shaft (141) of the motor (140), and a spring (3) which is connected between the output shaft (141) and the clutch shaft (2), the spring (3) pushes the clutch shaft (2) to move towards a wall of the clutch hole (814), a plurality of inclined ratchets are arranged on the wall of the clutch hole (814), one sides of the ratchets are respectively provided with a sliding surface, and when the output shaft (141) of the motor (140) rotates, the output shaft (141) pushes the clutch shaft (141) to drive the clutch shaft (150) to rotate, the pressure plate (813) drives the sliding surface in the first rotating piece (810) to push away the clutch shaft (2) against the action of the spring (3).
6. The electric operating mechanism of reclosing circuit breaker according to claim 1, wherein the slider (400) is in a U-shaped structure, and comprises two opposite side plates (431) and a top plate (432) connected between the top sides of the two side plates (431), the two side plates (431) are smaller than the control handle (200) in height, the top plate (432) is lower than the control handle (200), the top plate (432) is provided with a handle groove (410) sleeved on the control handle (200), and the side plate (431) near one side of the first rotating member (810) and the second rotating member (820) is provided with a plurality of pushing grooves (550).
7. The electric operating mechanism of a reclosing circuit breaker according to claim 1, comprising a housing, and an A-phase main circuit unit, a B-phase main circuit unit, a C-phase main circuit unit and an N-phase main circuit unit arranged in the housing in parallel, wherein the A-phase main circuit unit, the B-phase main circuit unit and the C-phase main circuit unit are respectively connected to a live wire, the N-phase main circuit unit is connected to a neutral wire, and a motor (140) is arranged in cavities of the C-phase main circuit unit and the N-phase main circuit unit.
8. The electric operating mechanism of the reclosing circuit breaker according to claim 1, comprising a housing including a middle cover having a "Chinese character 'ri' shaped structure, wherein the control handle (200) and the actuating mechanism are disposed at one side of the middle cover, and the other side of the middle cover is used for accommodating a circuit board.
9. The electrically operated mechanism of a recloser circuit breaker as recited in claim 1 further comprising a housing and a base plate (818) mounted to the housing, the actuator being mounted to the base plate (818).
10. The electric operating mechanism of reclosing circuit breaker according to claim 6, further comprising guide rails (512) disposed opposite to each other on both sides of the slider (400), wherein the two guide rails (512) are respectively in a zigzag structure, the two guide rails (512) respectively include a bottom edge (5121) and a top edge (5122), and a connecting edge (5123) obliquely connected between the bottom edge (5121) and the top edge (5122), the bottom edges (5121) of the two guide rails (512) are respectively fixed on the bottom plate (818) so that the top edge (5122) and the bottom plate (818) are spaced apart to form guide grooves, the bottom sides of the two side plates (431) respectively extend outwards to form sliding plates (433), and the two sliding plates (433) are respectively inserted into the corresponding guide grooves on both sides to be slidably engaged, and are limited between the corresponding top edge (5122) and the bottom plate (818).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010783554.9A CN114068259B (en) | 2020-08-06 | 2020-08-06 | Electric operating mechanism of reclosing circuit breaker |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010783554.9A CN114068259B (en) | 2020-08-06 | 2020-08-06 | Electric operating mechanism of reclosing circuit breaker |
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| CN114068259A CN114068259A (en) | 2022-02-18 |
| CN114068259B true CN114068259B (en) | 2025-04-22 |
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| CN202010783554.9A Active CN114068259B (en) | 2020-08-06 | 2020-08-06 | Electric operating mechanism of reclosing circuit breaker |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109243928A (en) * | 2018-08-04 | 2019-01-18 | 佳电气有限公司 | The embedded breaker of plastic casing of mechanism |
| CN213026013U (en) * | 2020-08-06 | 2021-04-20 | 上海正泰智能科技有限公司 | Electric operating mechanism of reclosing circuit breaker |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106783254B (en) * | 2016-11-22 | 2018-10-12 | 上海思源高压开关有限公司 | A kind of spring operating mechanism for high-voltage circuitbreaker |
| CN206961772U (en) * | 2017-08-08 | 2018-02-02 | 巨邦集团有限公司 | A kind of reclosing breaker hand-electric opening/closing operation mechanism |
| CN207624644U (en) * | 2018-01-02 | 2018-07-17 | 乾友科技有限公司 | A kind of reclosing breaker hand-electric opening/closing operation mechanism |
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2020
- 2020-08-06 CN CN202010783554.9A patent/CN114068259B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109243928A (en) * | 2018-08-04 | 2019-01-18 | 佳电气有限公司 | The embedded breaker of plastic casing of mechanism |
| CN213026013U (en) * | 2020-08-06 | 2021-04-20 | 上海正泰智能科技有限公司 | Electric operating mechanism of reclosing circuit breaker |
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| CN114068259A (en) | 2022-02-18 |
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